TRA_CO2_GMP251
CO2 transmitter GMP251 with connector M12 / 5-pole, measuring range 0 .. 20%, IP65, with standard filter, output 4..20mA, operating voltage range 20..30VDC, temperature set point 37 ° C, nominal pressure 1013hPa, without cable.
Must be powered externally, power supply via the measuring modules does NOT work