The T9402 module is an input module from the Allen-Bradley/Rockwell Automation AADvance Controllers product line. It is a digital input module that has 16 input channels. Its nominal voltage rating is 24 Volts DC. The T9402 input module is a simplex dual or triple module that can handle 3 different scan times. These 3 different scan times are 0.924 milliseconds, 1.676 milliseconds, and 2.453 milliseconds. The T9402 digital input module can be used as part of a complete AADvance system, and it has been approved for safe operation in all non-hazardous environments and in hazardous environments with ratings of Class 1, Division 2, Groups A, B, C, and D (for North American industrial environments). This input module can be used in applications with programmable logic controllers or PLCs.

The Allen-Bradley/Rockwell Automation T9402 digital input module from the AADvance Controllers series supports input electrical ratings that include an input voltage range of 0 to 32 Volts DC at a current rating of 6.5 Amps. Its backplane electrical ratings include a backplane voltage range of 18 to 32 Volts DC and a maximum backplane current rating of 260 milliamps. The maximum power consumption rating of the T9402 digital input module is 4 Watts and its maximum heat dissipation rating is 13.6 BTU per hour. This compact module only weighs 340 grams or 12 ounces. It is designed to be easy to install and configure and it does not require complex wiring or specialized tools to be installed or configured. All 16 of the input channels on the T9402 digital input module are isolated.