Feature: 1. READ OR WRITE NUMBER: Support protocol, 03 read command, 06 or 16 write command, module can read temperature and PT100 resistance value 2. CONNECTABLE MODULES: A maximum of 247 modules can be cascaded by modifying the 485 address(use R485 repeater for more than 16 modules) 3. APPLICABLE SENSOR: Temperature sensor module is suitable for PT100 3 wire or 2 wire sensors, very useful 4. TYPICAL APPLICATIONS: Modules can be used for constant temperature control, industrial systems, consumer products, thermal systems, measuring instruments, indoor and outdoor temperature measurement, vegetable garden temperature, weather forecast and monitoring, room temperature, warehouse temperature 5. WITH FITTINGS: Temperature sensor module with resistance acquisition is equipped with guide rail and housing, convenient for you to use Specification: Item Type: Temperature Sensor Module Working Current: 14-18MA Serial Port Baud Rate: 9600(default), N, 8, 1 Temperature Measurement Range: Installation: DIN35 and C45 guide rails. Package List: 1 x Temperature Sensor Module