Digital Input Module

Digital Input Modules

CT-121F: 16 Channel Digital Input/24VDC/ Sink Type

CT-121F:16 channel digital input/24VDC/ Sink type/The input high level is valid

Module features

  • the module supports 16 channels digital input, supports sink input, and input voltage is 24VDC.
  • the module can collect digital output signal of field equipment (dry contact or active output).

CT-122F: 16 Channels Digital Input/0VDC/Source Type

CT-122F 16 channels digital input/0VDC/Source type/Input 0V, the input low level is valid

Module features

  • the Module supports 16 channels digital input, supports source input, the input voltage is 0V and the input low level is valid.
  • the module could collect the digital output signal of field equipment (dry contact or active output).

CT-124H:32 Channels Digital Input/24VDC/Sink Or Source Type

CT-124H: 32 channels digital input, sink or source, 34Pin male connector, 24Vdc, counting function supported (counting frequency up to 200Hz)

  • the module supports 32 channels digital input, it supports sink input and the input high level is valid as it could support PNP sensor; it also supports source input and the input low level is valid as it could support NPN sensor.