Working voltage: DC 8-25V(Recommend DC 12V) Working current: 8-13MA MODBUS RTU protocol, 03 read command, 06 write command. Serial port baud rate: 9600 (default), N, 8, 1 By modifying the 485 address, up to 247 modules can be cascaded (more than 16 please use R485 repeater)
Can read temperature and PT100 resistance value Adapted sensor: PT100 3-wire or 2-wire sensor Temperature measurement range: A version -20℃ to +400℃; B version -20℃ to +220℃. It is recommended to select a version with a smaller range within the range that meets the measurement.
PT100 sensor specifications:
Type: PT100 Probe Diameter: 6.5mm Probe Length: 30mm Probe Material : Stainless steel Cable Length: 0.5M PTFE sheath 3-Wire type Temperature -200~550°C degree
Temperature measurement accuracy: 1%. Size: 60 X 30 X 16MM Weight: 16g