Specification:
Item Type: Industrial RTU 4 Channels Relay Module
Material: Metal
4 channel analog input
1) Input signal: DC.
2) Input range: 0/4-20mA, 0-5V, 0-10V, etc. optional.
3) Overload capacity: 1.2 times the range can be sustained; instantaneous (<1s) 3 times the range without damage.
4) Input impedance: voltage channel > 1 k / V; current channel150.
4 way RTD input
1) RTD type: PT100 (default), PT1000 optional.
2) Signal input: 2 wire or 3 wire input.
Communication interface
1) Interface type: RS-485 communication interface
2) Communication protocol: for MODBUS RTU standard protocol
3) Communication address: 1-247 can be set
4) Data format: software settable, n,8,1; e,8,1; o,8,1; n,8,2
5) Communication rate: settable 1200, 2400, 4800, 9600, 19200, 38400, 115200 Bps.
Measurement accuracy: 0.2% FS.
1. 3.5 Isolation: not isolated (non-isolated type, all signals common GND).
1. 3.6 Power supply
1) 9 to 36VDC power supply, peak voltage shall not exceed +40V; typical power consumption: 0.3W.
Operating environment
1) Operating temperature: -20-+70; storage temperature: -40-+85.
2) Relative humidity: 5 to 95%, no condensation (at 40.).
3) Altitude: 0 to 3000 meters.
4) Environment: no explosive and conductive dust, no significant shaking, vibration and shock places.
Temperature drift: 100ppm/.
Installation: wall mounting or 35mm standard DIN rail mounting
Module Size: Approx. 110 x 84 x 30mm / 4.33 x 3.31 x 1.18in
Plug Voltage: AC100-240V
Features:
14 Channel Module: Acquisition of 4 analog inputs 0/420mA, 05V, 010V, optional 4 PT100 or PT1000 RTD temperature; using 16 bit AD acquisition processing, high measurement accuracy. 2Communication Mode: Communication protocol adopts standard for Modbus RTU mode, good compatibility and easy programming. RS485 communication interface with ESD protection circuit. 3Intelligent Measurement: The maximum and minimum values of analog input can be configured, and the actual values can be converted intelligently for easy application to various analog measurement requirements. 4Professional Manufacturing: Industrial grade chip with built in watchdog to ensure reliability. With wide working voltage DC936V, and with anti reverse protection function. 5Installation: Support wall mounting or 35mm standard DIN rail mounting, multiple wiring methods, with LED indication of working status, easy for you to install and debug on site.
Package List:
1 x Module
1 x USB Adapter
1 x Guide Buckle
3 x Screw
2 x Terminal
1 x Power Adapter
1 x Instruction Card
