Feature:1. High Accuracy: 4 analog inputs, optional 4 PT100, PT1000 model RTD temperature, using 16 bit AD acquisition processing, high measurement accuracy.2. Strong Reliability: Wide working voltage DC 9~36V, with anti connection and reverse protection, industrial grade chip, built in watchdog, has high reliability.3. Adjustable Analog: The maximum and minimum values of analog input can be configured, and the actual value can be intelligently converted, convenient measurement requirements.4. Parameters: Comply with for ModbusRTU, easy programming, RS485 communication interface with ESD protection circuit, online adjustment of PT100 input channel accuracy.5. Easy Installation: LED indicates working status for easy installation and commissioning, wall mount or 35mm standard DIN rail mounting, supports multi wiring methods.Specification:Item Type: for Modbus RTU ModuleMaterial: Metal4 Analog Inputs:1) Input Signal: DC2) Input Range: 0/4~20mA, 0~5V, 0~10V and other optional3) Overload Capacity: 1.2 times the range is sustainable; Instantaneous (<1S) 3x range without damage;4) Input Impedance: Voltage channel> 1 k/V; Current channel 150;4 RTD Inputs1) Thermal Resistance Model: PT100 (default), PT1000 optional;2) Signal Input: 2 wire or 3 wire input;Communication Interface1) Interface Type: RS-485 communication interface2) Communication Protocol: for MODBUS-RTU standard protocol3) Mailing Address: 1~247 can be set4) Data Format: Software set, "n,8,1", "e,8,1", "o,8,1", "n,8,2"5) Communication Rate: 1200, 2400, 4800, 9600, 19200, 38400, 115200Bps;Measurement Accuracy: 0.2%FS;1.3.5 Isolation: Non isolated (non isolated type, all signals share GND);1.3.6 Power Supply1) 9~36VDC power supply, peak voltage shall not exceed +40V; Typical power consumption: 0.3W;Working Environment1) Working Temperature: -20~+70C; Storage temperature: -40~+85C;2) Relative Humidity: 5~95%, no condensation (at 40C);3) Altitude: 0~3000 meters;4) Environment: Explosion free, corrosive gas and conductive dust, no significant shaking, vibration and shock place;Temperature Drift: 100ppm/C;Mounting: Wall mount or 35mm standard DIN rail mountingModule Size: Approx. 110x84x30mm/4.33x3.31x1.18in.Package List:1 xModule1 x USB Adapter1 x Rail Buckle3 x Screw2 x Terminal1 x Manual Card