Taidacent PLC RS485 Modbus RTU 0-5V 4-20MA Analog I2C 65535LUX Illumination BH1750 BH1750FVI Light Intensity Data Logger Sensor Transmitter for Agriculture (RS485)
Asin: B08TQZCHRY | Ean: 0792323450876 | UPC: 792323450876
As an Amazon Associate we earn a fee from qualifying purchases when you follow a link to Amazon from this page. We rank the products, but the links to Amazon are promotional.Wavelength Measurement Range 380~730Nm Operating Temperature And Humidity -40~85℃ 0~80%Rh Storage Temperature And Humidity -40~85C 0~80%Rh.
Parameter Setting Is Set By Software (Rs485 Only) Standard Wiring Is 1 Meter Long (Please Contact Customer Service If You Need To Extend It).
The Default Baud Rate Is 9600 (Rs485 Only) Use Protocol Modbus-Rtu (Only Rs485 Available).
Temperature Characteristics ±0.5/C Output Interface Rs485/Current/Voltage 3.5V&5V Power Supply Voltage Dc6~24V.
Features
- Measuring range 0~65535LUX Measurement accuracy 7% Repeat test 5%
- Temperature characteristics 0.5/C Output interface RS485/current/voltage 3.5V&5V Power supply voltage DC6~24V
- Wavelength measurement range 380~730nm Operating temperature and humidity -40~85 0~80%RH Storage temperature and humidity -40~85C 0~80%RH
- The default baud rate is 9600 (RS485 only) Use protocol MODBUS-RTU (only RS485 available)
- Parameter setting is set by software (RS485 only) Standard wiring is 1 meter long (please contact customer service if you need to extend it)
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Brand: Taidacent | Manufacturer: Taidacent
See On Amazon Similar To Taidacent PLC RS485 Modbus RTU
#1
Taidacent 10/12 Bit AD Multi Channel 4-20Ma 0-5V 0-10V PLC Analog I/O Input to RS485 Modbus RTU TCP Converter Module (4-20mA)
Asin: B08SK4THPM | Ean: 0792323453761 | UPC: 792323453761
The Standard Modbus-Rtu Protocol Is Adopted, And The Address And Baud Rate Can Be Set By The Upper Computer Software, And Can Be Connected To The 485 Bus..
The Maximum Communication Distance Of The 485 Interface Can Reach 2000 Meters, And It Can Be Directly Connected To The On-Site Plc, Industrial Control Instrument, Configuration Screen Or Configuration Software..
The Products Are Designed And Manufactured According To Industrial Standards, With Overvoltage Protection, Overcurrent Protection, Strong Anti-Interference Ability, And High Reliability..
Collect Up To Two Analog Signals (4-20Ma, 0-10V, 0-5V) From The Scene And Convert Them To 485 Interface Standard Modbus-Rtu Communication Protocol For Upload..
Features
- Analog quantity acquisition module 20mA 5V 10V to RS485 transmitter Modbus wide voltage high precision AD
- Collect up to two analog signals (4-20mA, 0-10V, 0-5V) from the scene and convert them to 485 interface standard ModBus-RTU communication protocol for upload.
- The standard Modbus-RTU protocol is adopted, and the address and baud rate can be set by the upper computer software, and can be connected to the 485 bus.
- The products are designed and manufactured according to industrial standards, with overvoltage protection, overcurrent protection, strong anti-interference ability, and high reliability.
- The maximum communication distance of the 485 interface can reach 2000 meters, and it can be directly connected to the on-site PLC, industrial control instrument, configuration screen or configuration software.
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Brand: Taidacent | Manufacturer: Taidacent
See On Amazon #2
Taidacent 2 Way Modbus Rtu Relay Module Switching Input and Output RS485/TTL Communication Modbus Controlled Modbus Relay Board
Asin: B07ZLM3WL9 | Model: ZC-Modbus-Rtu2Wayrelay-1026 | PartNumber: ZC-Modbus-Rtu2Wayrelay-1026 | Ean: 0734831008781 | UPC: 734831008781
Can Be Used For Digital Detection Or Power Control Occasions..
Onboard 1 Channel 5V, 10A/250Vac 10A/30V Dc Relay, Can Continuously Pick Up 100,000 Times, With Diode Effluent Protection, Short Response Time.
Power Supply Voltage: Dc7-24V With Input Anti-Collision Protection.
Using The Standard Modbus Rtu Format Rs485 Communication Protocol, It Can Realize 2 Input Signal Detection And 2 Relay Output.
Features
- The dual Modbus relay module is equipped with a mature and stable 8-bit MCU and RS485 level communication chip.
- Using the standard MODBUS RTU format RS485 communication protocol, it can realize 2 input signal detection and 2 relay output
- can be used for digital detection or power control occasions.
- Power supply voltage: DC7-24V with input anti-collision protection
- Onboard 1 channel 5V, 10A/250VAC 10A/30V DC relay, can continuously pick up 100,000 times, with diode effluent protection, short response time
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Brand: Taidacent | Manufacturer: Taida
See On Amazon #3
Taidacent Serial Port Control 0-5V Signal Converter RS232 to Analog Voltage Converter Modbus-Rtu Command Control Linear Output
Asin: B08YMZH9SG | Ean: 0739319142520 | UPC: 739319142520
Working Voltage: Dc12v, Dc24v Can Be Used.
Power Consumption: The Current Is 32Ma When The Working Voltage Is 12V.
Output Voltage Error: ±0.05V.
Analog Voltage Output: 0-5V And 0-10V. The Default Delivery Is 0-10V.
Features
- Board size: length 88mmX width 50mmX height 32mm
- Analog voltage output: 0-5V and 0-10V. The default delivery is 0-10V
- Working voltage: DC12V, DC24V can be used
- Output voltage error: 0.05V
- Power consumption: the current is 32ma when the working voltage is 12V
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Brand: Taidacent | Manufacturer: Taida
Dimensions: 1.26 x 3.46 x 1.97 inches
See On Amazon #4
DTECH RS232 to RS485 Serial Converter Adapter with 4 Position Terminal Block for Industrial Long Haul Communication Data Supports 600W Anti-Surge
Asin: B01CXY9S6M | Model: ADT-9000 | PartNumber: ADT-9000 | Ean: 0600649504664, 0714131652402, 0792625939840 | UPC: 792625939840, 600649504664, 714131652402
Automatic Rx - Tx Control; Rs-232 To Rs-485 Converter Controls The “Receive” And “Transmit” Modes Automatically.
A Built-In Transient Voltage Suppressor (Tvs) Supports 600W Anti-Surge Protection On Each Line Of Rs485 Link Which Effectively Guard Devices From Damage.
Up To 115.2Kbps Baud Rate (Auto-Detect) Can Be Applied To Point To Point Two Wire Half Duplex And Point To Multi-Point Two Wire Half Duplex Communication.
Mini Rs 232 To 485 Serial Adapter Enables The Connections Of Multiple Bus Nodes And 32 Devices Can Be Joined In Rs-485 Network.
Features
- Commercial Grade Bi-Direction RS232 to RS485 Converter used in Industrial Long-haul Communication up to 4000ft (1200 meters)
- Mini RS 232 to 485 serial adapter enables the connections of multiple bus nodes and 32 devices can be joined in RS-485 network
- Automatic RX - TX Control; RS-232 to RS-485 Converter controls the Receive and Transmit modes automatically
- Up to 115.2kbps baud rate (auto-detect) can be applied to point to point two wire half duplex and point to multi-point two wire half duplex communication
- A built-in Transient Voltage Suppressor (TVS) supports 600W anti-surge protection on each line of RS485 link which effectively guard devices from damage
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Brand: DTech | Manufacturer: Guangzhou DTECH Electronics Technology Co.,Ltd
Dimensions: 0.28 x 1.38 x 0.51 inches | Weight: 0.07 Pounds
Warranty: 365 days after the date of the purchase
See On Amazon #5
DORHEA 12Pcs MAX485 RS485 Transceiver Module TTL UART Serial to RS485 Instrument Interface Module Max458 Chip RS-485 Communication Transceiver 5V SCM Development Accessories Board for Raspberry Pi
Asin: B094MKRTRC | Ean: 0701715471146 | UPC: 701715471146
Rs-485 Module Applicable To Low-Power Rs-485 Transceivers, Low-Power Rs-422 Transceivers, Level Translators, Transceivers For Emi-Sensitive Applications, Industrial-Control Local Area Networks..
Drivers Are Short-Circuit Current Limited And Are Protected Against Excessive Power Dissipation By Thermal Shutdown Circuitry That Places The Driver Outputs Into A High-Impedance State. The Receiver Input Has A Fail-Safe Feature That Guarantees A Logic-High Output If The Input Is Open Circuit..
Supply Current When Unloaded Or Fully Loaded With Disabled Drivers. Data Connections To The Modules Are Provided By A Standard 0.1"""" Pitch Header Pins Which Can Also Be Soldered Into Standard Prototyping Pcb And Breadboards. Screw Terminals Provide Convention Connection To The Actual Data Cable..
Rs485 Transceiver Module Serial Data Can Be Transmitted In Both Directions (Half Duplex) At A Data Rate Up To 2.5Mbps. It Is Possible To Connect Multiple Modules Together For Communication Between 2 Or More Devices（Up To 32）. For Even Greater Distances Two Modules Can Be Configured As A Repeater..
Features
- MAX485 chip is a low power consumption for RS-485 communication, draw between 120 A and 500 A of, limit the slew rate transceiver to allow serial communication over very long cable runs (up 4000 feet / 1200 meters). The 5.08 (mm) pitch 2P terminal, convenient RS-485 communication wiring.Chip leads all pins can be controlled through the microcontroller.
- RS485 transceiver module Serial data can be transmitted in both directions (half duplex) at a data rate up to 2.5Mbps. It is possible to connect multiple modules together for communication between 2 or more devices up to 32 . For even greater distances two modules can be configured as a repeater.
- RS-485 module applicable to Low-Power RS-485 Transceivers, Low-Power RS-422 Transceivers, Level Translators, Transceivers for EMI-Sensitive Applications, Industrial-Control Local Area Networks.
- Supply current when unloaded or fully loaded with disabled drivers. Data connections to the modules are provided by a standard 0.1 pitch header pins which can also be soldered into standard prototyping PCB and breadboards. Screw terminals provide convention connection to the actual data cable.
- Drivers are short-circuit current limited and are protected against excessive power dissipation by thermal shutdown circuitry that places the driver outputs into a high-impedance state. The receiver input has a fail-safe feature that guarantees a logic-high output if the input is open circuit.
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Brand: DORHEA | Manufacturer: DORHEA
Weight: 0.13 Pounds
See On Amazon #6
ANMBEST 10PCS MAX485 RS485 Transceiver Module TTL UART Serial to RS-485 Module for Arduino Raspberry Pi Industrial-Control
Asin: B088Q8TD4V | Ean: 7445758671721
Multi-Device Communication: It Is Possible To Connect Multiple Modules Together For Communication Between 2 Or More Devices（Up To 32）. For Even Greater Distances Two Modules Can Be Configured As A Repeater..
Widely Applications: Applicable To Low-Power Rs-485 Transceivers, Low-Power Rs-422 Transceivers, Level Translators, Transceivers For Emi-Sensitive Applications, Industrial-Control Local Area Networks..
Easy To Use: Data Connections To The Modules Are Provided By A Standard 0.1" Pitch Header Pins Which Can Also Be Soldered Into Standard Prototyping Pcb And Breadboards. Screw Terminals Provide Convention Connection To The Actual Data Cable..
High Speed: Serial Data Can Be Transmitted In Both Directions (Half Duplex) At A Data Rate Up To 2.5Mbps..
Features
- Long Distance: This low power transceiver module is based on the MAX485 IC to allow serial communication over very long cable runs (up 4000 feet / 1200 meters).
- High Speed: Serial data can be transmitted in both directions (half duplex) at a data rate up to 2.5Mbps.
- Multi-Device Communication: It is possible to connect multiple modules together for communication between 2 or more devices up to 32 . For even greater distances two modules can be configured as a repeater.
- EASY TO USE: Data connections to the modules are provided by a standard 0.1 pitch header pins which can also be soldered into standard prototyping PCB and breadboards. Screw terminals provide convention connection to the actual data cable.
- Widely Applications: Applicable to Low-Power RS-485 Transceivers, Low-Power RS-422 Transceivers, Level Translators, Transceivers for EMI-Sensitive Applications, Industrial-Control Local Area Networks.
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Brand: ANMBEST | Manufacturer: ANMBEST
See On Amazon #7
RS485 Display, 0.56 Inch 4 Digit LED Display RS485 Serial Port Tester Communication MODBUS-RTU/ASCII Protocol 30mA DC 7 ~ 36V
Asin: B07YB615PW | Model: Acogedorv0ywgf8ecr | PartNumber: Acogedorv0ywgf8ecr | Ean: 0719233607992 | UPC: 719233607992
Four Digit Led Display - The Meter Can Display 4 Digit Of Serial Port..
Baud Rate - The Baud Rate Can Be 1200Bps/2400Bps/4800Bps/9600Bps/19200Bps/38400Bps/57600Bps/119200Bps..
0.56Inch Display - Large 0.56Inch Display Area For Only 4 Digit ,More Clear..
Dc7-36V - Wide Range Of Power Supply Voltage Between Dc7~36V..
Features
- POWERFUL FUNCTION - Support ASCII text and RTU dual protocol automatic identification, no user setting in required. Widely used in printing, chemicals, plastics, building materials, furniture, packaging, textiles, metallurgy, etc.
- DC7-36V - Wide range of power supply voltage between DC7~36V.
- FOUR DIGIT LED DISPLAY - The meter can display 4 digit of serial port.
- 0.56INCH DISPLAY - Large 0.56inch display area for only 4 digit ,more clear.
- BAUD RATE - The baud rate can be 1200bps/2400bps/4800bps/9600bps/19200bps/38400bps/57600bps/119200bps.
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Brand: Acogedor | Manufacturer: Acogedor
Dimensions: 0.85 x 2.99 x 1.54 inches | Weight: 0.22 Pounds
See On Amazon #8
USR-DR302 DIN-Rail Modbus RS485 Serial Port to Ethernet Converter Bidirectional Transparent Transmission Between RS485 and RJ45
Asin: B08396NGX5 | Ean: 0788125201631 | UPC: 788125201631
Din-Rail Mounting: Small Size, Easy To Manage And Maintain, Cost-Effective.
Advanced Protection: Level 4 Anti-Static,Level 3 Electrical Pulse Protection, Level 2 Surge Protection.
Identity Heartbeat Packet: When 302 Works As Tcp Client, It Can Send Identity Packet Packet To Tcp Server Which Can Be Identification.Identity Packet Can Be Imei Code, Iccid Code And User Editable Identity Packet.
Realize Bidirectional Transparent Transmission Between Rs485 And Ethernet.
Features
- USR-DR302 Modbus RS485 to Ethernet converter can realize bidirectional transparent transmission between RS485 and Ethernet. Via web-page or software, rs485 to Ethernet Converter can realize serial data and TCP/IP data package transparent transmission.
- Realize bidirectional transparent transmission between RS485 and Ethernet
- DIN-rail mounting: Small size, easy to manage and maintain, cost-effective
- Identity Heartbeat Packet: When 302 works as TCP Client, it can send identity packet packet to TCP server which can be identification.Identity packet can be IMEI code, ICCID code and user editable identity packet
- Advanced protection: Level 4 anti-static,level 3 electrical pulse protection, level 2 surge protection
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Brand: USR | Manufacturer: USR
Dimensions: 1.97 x 8.46 x 6.30 inches
See On Amazon #9
waveshare Ethernet Industrial Serial Server RS485 to RJ45 Ethernet Module, TCP/IP to Serial, Support Rail-Mount/Modbus Gateway, TCP Server/TCP Client/UDP Mode/UDP Multicast Multi Communication Modes
Asin: B09MBW9WFL | Model: RS485 to ETH RJ45 (B) | PartNumber: RS485 to ETH RJ45 (B)
Multi Communication Modes: Supports Tcp Server / Tcp Client / Udp Mode / Udp Multicast. Multi Configuration Methods: Supports Web Browser Configuration, Obtaining Dynamic Ip Via Dhcp,Dns Protocol Connected Domain Server Address. Mqtt/Json To Modbus: More Flexible Conversion Between Different Protocols..
User-Defined Heartbeat/Registration Packet: Easy For Cloud Communication And Device Identification..
Multi Hosts Roll-Polling Support: Different Network Devices Will Be Identified And Responsed Respectively, No More Crosstalk Issue While Communicating With Multi Network Devices.
Support Rail-Mount :Easy To Combine Multi Rail-Mounted Serial Server Together, More Freely. Support Modbus Gateway: Suitable For Modbus Gridding Upgrade, Can Be Used With 3D Configuration Software. Support Ntp Protocol: Getting Network Time Info For Serial Output Or Data Upload..
Features
- This is an RS485 device data acquisitor / IoT gateway designed for the industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to JSON, etc. Bi-directional transparent data transmission between RS485 and Ethernet.
- Support Rail-mount :easy to combine multi rail-mounted serial server together, more freely. Support Modbus gateway: suitable for Modbus gridding upgrade, can be used with 3D configuration software. Support NTP protocol: getting network time info for serial output or data upload.
- Multi communication modes: supports TCP server / TCP client / UDP mode / UDP multicast. Multi configuration methods: supports Web browser configuration, obtaining dynamic IP via DHCP,DNS protocol connected domain server address. MQTT/JSON to Modbus: more flexible conversion between different protocols.
- Multi hosts roll-polling support: different network devices will be identified and responsed respectively, no more crosstalk issue while communicating with multi network devices
- User-defined heartbeat/registration packet: easy for cloud communication and device identification.
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Brand: waveshare | Manufacturer: Waveshare
Dimensions: 0.98 x 2.71 x 2.48 inches | Weight: 0.02 Pounds
See On Amazon #10
JESSINIE Modbus-Rtu 7-24V 4 Channel Relay Module Switch Modbus RTU Switch Input Output 5V RS485 TTL Communication Anti-Reverse Connection
Asin: B0BG2GWXT6
Optocoupler Input Signal Range: Dc3.3-30V (This Input Cannot Be Used For Relay Control); Power Supply Voltage: Dc7-24V, Supports Dc Seat/5.08Mm Terminal Power Supply, With Input Anti-Reverse Connection Protection.
Onboard 4 Channel 5V,10A/250V Ac 10A/30V Dc Relay, Which Can Be Continuously Closed For 100,000 Times, With Diode Laxative Protection, Short Response Time.
Output Signal: Relay Switch Signal, Supports Manual, Flash-Off And Flash-Off Modes, The Delay Base Of Flash-Off/Flash-Off Is 0.1S, And The Maximum Flash-Off/Flash-Off Time Can Be Set To Be 0Xffff * 0.1S = 6553.5S.
Communication Protocol: Supports Standard Modbus Rtu Protocol, Communication Interface: Supports Rs485/Ttl Uart Interface, Communication Baud Rate: 4800/9600/19200, Default 9600Bps, Supports Power Failure Storage.
Features
- On-board mature and stable 8bit MCU and MAX485 level conversion chips
- Communication protocol: supports standard Modbus RTU protocol, communication interface: supports RS485/TTL UART interface, communication baud rate: 4800/9600/19200, default 9600bps, supports power failure storage
- Optocoupler input signal range: DC3.3-30V (this input cannot be used for relay control); Power supply voltage: DC7-24V, supports DC seat/5.08mm terminal power supply, with input anti-reverse connection protection
- Output signal: relay switch signal, supports manual, flash-off and flash-off modes, the delay base of flash-off/flash-off is 0.1S, and the maximum flash-off/flash-off time can be set to be 0xFFFF * 0.1S = 6553.5S
- Onboard 4 Channel 5V,10A/250V AC 10A/30V DC relay, which can be continuously closed for 100,000 times, with diode laxative protection, short response time
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Brand: JESSINIE | Manufacturer: JESSINIE
See On Amazon #11
RS485 12V 1 Channel Relay Module MODBUS RTU Serial Multi-Function Relay Module PLC Controller
Asin: B07VDJSC5Q | Ean: 0735752977026 | UPC: 735752977026
Input:At Command Can Be Input By Serial Hyperterminal (Serial Assistant) Enter,Modbus Command Can Be Input By Serial Hyperterminal (Serial Assistant) Or Modbus Poll..
Working Voltage & Current:The Working Voltage Is Dc 12V,Working Current Is 11-13Ma Standby, One Relay Turn On 44Ma.
Support Device:Under Modbus Command Mode, It Can Support Up To 32 Devices In Parallel..
Two Command Control Mode :Under At Command,The Maximum Delay Is 9999 Seconds.Under Modbus Command,The Maximum Delay Is 255 Seconds..
Features
- Six Working Modes:open, close, inching, self-locking, interlocking, delay.
- Two Command Control Mode :Under AT command,the maximum delay is 9999 seconds.Under MODBUS command,the maximum delay is 255 seconds.
- Input:AT command can be input by serial HyperTerminal (serial assistant) Enter,MODBUS command can be input by serial HyperTerminal (serial assistant) or Modbus Poll.
- Support Device:Under MODBUS command mode, it can support up to 32 devices in parallel.
- Working Voltage & Current:The Working Voltage is DC 12V,Working Current is 11-13mA Standby, one relay turn on 44mA
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Brand: Walfront | Manufacturer: Walfront
Dimensions: 0.71 x 1.77 x 1.18 inches | Weight: 0.04 Pounds
See On Amazon #12
waveshare 8-CH Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits
Asin: B0CDGR7KFZ
Features Flash-On, Flash-Off Function, By Passing Argument To The Command, It Is Possible To Turn On The Relay For A While And Then Close It Automatically..
Onboard Optocoupler Isolation, Prevent The Relay From Being Interfered By High-Voltage Circuit. Reverse-Proof Circuit, Prevent The Circuit From Being Damaged Accidentally By Incorrect Connection. High-Quality Relay, Contact Rating: ≤10A 250Vac/30Vdc..
Supports Dc 7~36V Wide Range Power Input And Poe Power Supply. Supports Relay Control Through Mqtt Protocol, Comes With Alibaba Cloud Mqtt Application Demo..
The Modbus Poe Eth Relay Is Very Easy To Use. Due To Its Fast Communication, Stability, Reliability, And Safety, It Is An Ideal Choice For Industrial Control Equipments And/Or Applications With High Communication Requirements..
Features
- This product is an industrial 8-ch relay module controlled via Ethernet port, adopts Modbus RTU/Modbus TCP protocols, supports PoE power supply, also comes with an ABS rail-mount case.
- The Modbus POE ETH Relay is very easy to use. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirements.
- Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically.
- Supports DC 7~36V wide range power input and PoE power supply. Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo.
- Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit. Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High-quality relay, contact rating: 10A 250VAC/30VDC.
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Brand: waveshare | Manufacturer: Waveshare
See On Amazon #13
Taidacent SHT30 RS485 Modbus RTU Temperature and Humidity Sensor Transmitter for PLC and DCS Room Thermocouple Monitoring
Asin: B07ZYVZZKK | Model: Tdrs485sht30probe | PartNumber: Tdrs485sht30probe | Ean: 0734831003182 | UPC: 734831003182
Temperature Measurement Range -30°C~80°C.
Humidity Measurement Accuracy ±3%Rh @25°C
.
Humidity Measurement Range 0~100%Rh.
Plc And Dcs For Monitoring.
Features
- industrial universal standard RS485 bus MODBUS-RTU protocol interface
- PLC and DCS for monitoring
- Temperature measurement range -30 C~80 C
- Humidity measurement range 0~100%RH
- Humidity measurement accuracy 3%RH @25 C
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Brand: Taidacent | Manufacturer: Taidacent
Dimensions: 0.39 x 3.15 x 0.39 inches
See On Amazon #14
PUSR RS232 RS485 Modbus RTU to Modbus TCP Gateway Serial to Ethernet Converter USR-TCP232-410s
Asin: B0BR4RX4CX | Model: USR-TCP232-410S | PartNumber: USR-TCP232-410S
Modbus Gateway: Modbus Rtu To Modbus Tcp, Modbus Polling.
Configuration By Webpage, At Command And Setup Software.
Work Mode: Tcp Server/Client, Udp Server/Client, Httpd Client.
Redundant Power Supply: Dc 5-36V Or Terminal Power Supply.
Features
- Serial Port: RS232 and RS485, can be used simultaneously
- Redundant Power supply: DC 5-36V or Terminal power supply
- Modbus Gateway: Modbus RTU to Modbus TCP, Modbus Polling
- Work mode: TCP Server/Client, UDP Server/Client, HTTPD Client
- Configuration by Webpage, AT command and Setup software
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Brand: PUSR | Manufacturer: China
Dimensions: 1.97 x 7.87 x 1.97 inches | Weight: 0.93 Pounds
Warranty: 2 years manufacturer
See On Amazon #15
Taidacent Din Rail Type RS485 Modbus RTU PLC Control 0-20mA 4-20mA Signal Generator Current Signal Generator DC24V Adjustable Valve Analog Current Simulator with Display (RS485 4-20mA Output)
Asin: B0B7HLZ6B4 | Ean: 0738190910358 | UPC: 738190910358
Load Sampling Resistance <500 Ohm Working Temperature 0-40C,Rh<80%.
Adopt Standard Modbus-Rtu Message Format, Slave Mode Address 1-127 (Factory Setting 1), Baud Rate 2400-57600 (Factory Setting 9600), No Parity; There Is No 1209 Terminal Resistance Inside. When The Bus Speed Is Far Away And There Are Many Devices, The User Needs To Connect The Terminal Resistance To Make The Transmission More Stable; The Use Of High-Quality Shielded Twisted Pair Can Increase The Anti-Interference Ability Of Communication; Modbus-Rtu Message Format , Commands And Examples:.
Press And Hold The Knob For 2 Seconds To Enter The Parameter Setting, The Parameter Number "Fo1" Is Displayed, When The Parameter Number Is Displayed, Rotate The Knob "+" And "-" To Modify The Parameter Number, Then Press The Knob To Modify The Parameter Value, And Press The Knob Again To Save And Exit ;.
Output Current Range 0Ma To 22Ma Adjust (Default 0-20/4-20Ma) Output Adjustment Accuracy 0.1Ma, Error <0.05Ma.
Features
- Model Number 4 to 20ma signal generator Power supply DC 15V to 28V Power consumption Less 2W
- Output current range 0mA to 22mA adjust (default 0-20/4-20mA) Output adjustment accuracy 0.1mA, error <0.05mA
- Load sampling resistance <500 ohm Working Temperature 0-40C,RH<80%
- Press and hold the knob for 2 seconds to enter the parameter setting, the parameter number FO1 is displayed, when the parameter number is displayed, rotate the knob + and - to modify the parameter number, then press the knob to modify the parameter value, and press the knob again to save and exit ;
- Adopt standard MODBUS-RTU message format, slave mode address 1-127 (factory setting 1), baud rate 2400-57600 (factory setting 9600), no parity; There is no 1209 terminal resistance inside. When the bus speed is far away and there are many devices, the user needs to connect the terminal resistance to make the transmission more stable; the use of high-quality shielded twisted pair can increase the anti-interference ability of communication; MODBUS-RTU message format , commands and examples:
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Brand: Taidacent | Manufacturer: Taidacent
Dimensions: 3.44 x 2.31 x 1.44 inches | Weight: 0.10 Kilograms
See On Amazon #16
Waveshare Industrial Modbus RTU 8-ch Relay Module with RS485 Interface Multi Isolation Protection Circuits Comes with an ABS Enclosure
Asin: B083J24HCM | Model: Modbus RTU Relay (EN) | PartNumber: Modbus RTU Relay (EN) | Ean: 0614961956988 | UPC: 614961956988
Onboard Tvs (Transient Voltage Suppressor), Effectively Suppress Surge Voltage And Transient Spike Voltage In The Circuit, Llgthningproof & Anti-Electrostatic. Onboard Optocoupler Isolation, Prevent Interference From External High-Voltage Circuit Connected To The Relay.
Rail-Mounted Abs Plastic Enclosure, Easy To Install, Safe To Use. 3 Leds For Indicating The Mcu Status And Signal Transceiving Status.
Reverse-Proof Circuit, Prevent The Circuit From Being Damaged Accidentally By Incorrect Connection. High Quality Relay, Contact Rating: ≤10A 250Vac/30Vdc.
Onboard Unibody Power Supply Isolation, Provides Stable Isolated Voltage, Needs No Extra Power Supply For The Isolated Terminal. Onboard Unibody Magnetical Isolation, Allows Signal Isolation, High Reliability, Strong Anti-Interference, Low Power Consumption.
Features
- Configurable device address (1~255), multi devices can be cascaded on RS485 bus. Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically
- Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption
- Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, llgthningproof & anti-electrostatic. Onboard Optocoupler isolation, prevent interference from external high-voltage circuit connected to the relay
- Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection. High quality relay, contact rating: 10A 250VAC/30VDC
- Rail-mounted ABS plastic enclosure, easy to install, safe to use. 3 LEDs for indicating the MCU status and signal transceiving status
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Brand: waveshare | Manufacturer: Waveshare
Weight: 0.09 pounds
See On Amazon #17
PUSR DR302 DIN Rail Modbus Gateway with Modbus RTU to Modbus TCP RS485 to Ethernet Converter
Asin: B0BR4ZRJGM | Model: DR302 | PartNumber: DR302
Supports Tcp Server/Client, Udp Server/Client, Virtual Com.
Modbus Rtu To Modbus Tcp.
Rs485 Port, Industrial Grade.
Compact, Light Weight.
Features
- Simple configuration and easy to use
- Compact, Light Weight
- Supports TCP server/client, UDP server/client, Virtual COM
- RS485 Port, Industrial Grade
- Modbus RTU to Modbus TCP
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Brand: PUSR | Manufacturer: China
Warranty: 2 years
See On Amazon #18
Dual Port Server Industrial Serial RS232 RS485 to Ethernet Converter Modbus RTU to TCP Multiple Working Modes Support TCP/UDP Server/Client and HTTPD Client
Asin: B07W47W5V3 | Model: TCP232-410S | PartNumber: TCP232-410S | Ean: 0191869716642 | UPC: 191869716642
Rs232/Rs485 Ports Can Work Simultaneously,Not Affect Each Other.
Mqtt/Ssl Special Firmware (Contact Sales).
Flow Control: Cts/Rts, Xon/Xoff.
Can Realize Bi-Directional Transparent Transmission Between Rs232/Rs485.
Features
- Industrial Serial RS232 RS485 to Ethernet Converter, Modbus RTU to Modbus TCP, Modbus Polling
- Can Realize bi-directional Transparent Transmission between RS232/RS485
- RS232/RS485 ports can work simultaneously,not affect each other
- Flow Control: CTS/RTS, XON/XOFF
- MQTT/SSL special firmware (contact sales)
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Brand: USRCN | Manufacturer: USRCN
See On Amazon #19
Taidacent RS485 Temperature and Humidity Transmitter Modbus RTU Moisture Monitoring Controller Probe with SHT30 Sensor PLC DCS (SHT30TYPE3)
Asin: B08Q7NT1H5 | Model: SHT30 | PartNumber: SHT30 | Ean: 0792323445735 | UPC: 792323445735
Applicable Conditions: -40~120°C; 0-100%Rh.
Suitable For High Temperature Environment, Such As Oven, Constant Temperature And Humidity Box, Sauna Room, Steam Room.
Communication Interface Rs485 Default Baud Rate 9600.
The Internal Use Of High-Precision Sensing Core And Related Devices To Ensure High Reliability And Excellent Long-Term Stability,Can Be Customized Rs232,Rs485,Can,4 To 20Ma,Dc0~5V V,Zigbee,Lora,Wifi,Gprs And Other Output Methods..
Features
- Metal probe, high temperature, waterproof and dustproof, integrated temperature and humidity
- The internal use of high-precision sensing core and related devices to ensure high reliability and excellent long-term stability,can be customized RS232,RS485,CAN,4 to 20mA,DC0~5V V,ZIGBEE,Lora,WIFI,GPRS and other output methods.
- Applicable conditions: -40~120 C; 0-100%RH
- Communication Interface RS485 Default baud rate 9600
- Suitable for high temperature environment, such as oven, constant temperature and humidity box, sauna room, steam room
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Brand: Taidacent | Manufacturer: Taidacent
See On Amazon #20
Teyleten Robot TTL to RS485 Module 485 to Serial UART Level Mutual Conversion Hardware Automatic Flow Control Module TTL Turn to RS485 Module 3.3V-5.5V (5pcs)
Asin: B0CPFDJZXL
Utilizes Standard 2.54 Pitch Design.
Supports Multi-Computer Communication, Allowing Connection To A Bus Of Up To 128 Devices.
120 Ohm Matching Resistor, Short R0 To Enable Matching Resistor, Shorting Is Recommended For Long Distance Transmission.
Has The Rxd, Txd Signal Indicator Lights, Send And Receive Status Panoramic View.
Features
- the half hole process design, plate thickness 0.8mm, can be easily as composite plate, can also be used for welding terminal
- Has the RXD, TXD signal indicator lights, send and receive status panoramic view
- Utilizes standard 2.54 pitch design
- 120 ohm matching resistor, short R0 to enable matching resistor, shorting is recommended for long distance transmission
- Supports multi-computer communication, allowing connection to a bus of up to 128 devices
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Brand: Teyleten Robot | Manufacturer: Teyleten Robot
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