The NEMA 4 Block is connected over one cable to the controller for easy wiring and maintenance. For use with all types of sensors, says the company.
Sensor interceptor block
The Interceptor is a new input module or "block" from Aro (Bryan, OH) that allows multiple sensors to be connected to the same block. It handles sourcing (PNP), sinking (NPN) and Reed-type sensors to be con-nected.
Sep 30, 1996