The Allen-Bradley 5094-IM8 Digital Input Module has an input voltage range between 159 and 264 Volts DC at an input voltage frequency between 47 and 63 Hertz. It has a backplane power voltage rating of 15 Volts DC and a backplane power current rating not exceeding 75 milliamps. The module has a sensor-actuator power voltage range between 159 and 264 Volts AC at a voltage frequency range of 47 to 63 Hertz. The maximum sensor-actuator power rating is 130 milliamps at 240 Volts AC with a frequency of 50/60 Hertz. The 5094-IM8 Digital Input Module has an isolation voltage rating of 250 Volts AC continuous for the system field and reinforced insulation types of isolation. The power dissipation rating is a maximum of 2.8 Watts, and the thermal dissipation rating should not be above 9.55 British Thermal Units (BTUs) per hour.

The Allen-Bradley 5094-IM8 Digital Input Module is certified with the T4 code for the ATEX/IECEx temperature code, the North American temperature code, and the IECEx temperature code. It has LED indicators that include one green/red sensor actuator power status indicator, one red/green module status indicator, and 8 yellow/red input status indicators. The module has an operating temperature range of -40 to 158 degrees Fahrenheit (-40 to 70 degrees Celsius) in accordance with the IEC 60068-2-14, IEC 60068-2-2, and the IEC 60068-2-1 standards. It also has a storage temperature range of -40 to 185 degrees Fahrenheit (-40 to 85 degrees Celsius) according to the IEC 60068-2-14, IEC 60068-2-2, and the IEC 60068-2-1 standards. It has an operating shock rating of 25 G and a vibration rating of 4 g at 10 to 500 Hertz. The module operates only in a non-extreme (non-XT) environment.