RMS2-PT PT100 Acquisition Module. The unit provides 8 Differential Input Channel suitable for 2- or 3-wire PT100 temperature sensors. An RS232 and RS485 isolated pluggable terminal blocks (Modbus RTU/ASCII Slave) plus USB port for configuration. DIN Rail mounted industrial enclosure with terminal blocks. Power supply: 10-30vDC, consumption 50mA @ 12vDC. Dimensions: 100 x 22.5 x 112mm. Operating Temperature: -15 to 65°C.