Allen-Bradley 1756-CN2 10-30 VDC Individually Isolated Input 16 Pts (36 Pin)
Temperature, operating:0…60 °C (32…140 °F)
Temperature, surrounding air, max:60 °C (140 °F)
Temperature, storage:-40…+85 °C (-40…+185 °F)
Relative humidity:5…95% noncondensing