<p>Easy protocol adaptation. Can be directly connected to the existing ModBus system without worrying about protocol matching issues.</p> <p>High-precision acquisition. Calibrated before leaving the factory to AD acquisition accuracy. The resolution of 16-bit ADC can reach 0.1</p> <p>High protection isolation. Supports RS485 isolation, power isolation (2000V), power reverse connection protection; Thunder protection and surge protection, high protection electrical isolation.</p> <p>Soft and hard dual watchdog. Reliable and stable operation without crashes. Industrial-grade chips can operate stably and reliably for a long time.</p> <p>Use in wide temperature environment. Strictly tested at -40-85 to stable operation of the equipment in an industrial environment.</p> <p>Sensor type:4-way PT100 thermal resistor (2\/3-wire system)</p> <p>Communication protocol:standard Modbus , Modbus RTU protocol</p> <p>Communication interface:Ethernet port, RS485</p> <p>Display:OLED display</p> <p>Configuration : offline configuration by key, host configuration</p> <p>Working voltage:DC8 - 28V</p> <p>Temperature measurement range:-200-850</p> <p>Resolution:0.1</p> <p>Accuracy:1</p> <p>Working temperature:-40-85</p> <p>Isolation:serial port, power supply double isolation</p> <p>Installation :guide rail, screw installation</p> <p>Colour:Blue</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>1 * Temperature Acquisition Sensor Module</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>