Part Number - CQM1H-CPU51

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Product Details

  • CQM1 Input Output Control Module (CQM1HCPU51)
  • Manufacturer: Omron
  • Series: CQM1

Product Description

The Omron CQM1H-CPU51 (CQM1CPU51) is a CQM1 input output control module. This control modules voltage is 24VDC and 10mA and has a input output capacity of 512 points. 16 DC input points are integrated in. The CQM1H-CPU51 input output module’s data memory capacity is 6k Words and its program capacity is 7.2k Words. The control module is also furnished with four inputs that can be utilized alternately as interrupt inputs thanks to interrupt control. This module can permit and in dispose interrupt processing.

The CQM1H-CPU51 control module contains a port for a RS-232C cable for communication with extraneous equipment. Programming equipment, like a programming console or other such device, may be connected to the CQM1H-CPU51 module’s mini-peripheral port. On the CPU’s upper left corner there is a battery compartment; opening this receptacle will allow admission to the DIP switch, memory cassette, and the battery. This module also supports two inner boards and one module link unit.

Up to 11 units can be mounted to this control module as long as current consumption does not surpass 2.0 Amps or five unit maximum if current does not surpass 3.0 Amps. If connected to the Control Link Network, CQM1H’s will have control circulated between each other. Since the CPU51 is part of the CQM1H series, it does not necessitate a backplane to be arranged. The CQM1H-CPU51 may be joined to other Omron units by connectors fixed into modules and assured by slides on the sides of the CPU, and can be fastened to a DIN rail.

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Technical Specifications

Part Number: CQM1H-CPU51 (CQM1HCPU51)
Module Type: Input Output Module
Number of Input Output Points: 16(DC)
Weight: 1 lb (Approx.)

Related Parts

CQM1-AD041 - CQM1 Analog Input Control Module (CQM1AD041)
CQM1-CPU21 - CQM1 Control Module (CQM1CPU21)
CJ1M-CPU21 - Omron CJ1 Control Module (CJ1MCPU21)

Shipping and Order Information

  • TRW Supply can usually ship in stock items same day before 3:30 PM EST for no extra cost and before 5 PM with a rush fee
  • Omron CQM1 Shipping options vary by location. Call for an accurate quote.


  • The Omron CQM1H-CPU51 comes with a one-year warranty.

Additional Information

TRW Electric & Supply Company is a global automation supplier. We deliver reliable new and refurbished parts at a great value. Our product focus is Omron and Mitsubishi products, but we have been able to provide our customers with solutions from other manufacturers as well. Our goal is to supply the automation industry with the best service and pricing, and of course conduct business with a high level of integrity.

Authorized Distributors

A Omron Authorized Distributor for CQM1 is not the only source for Omron products. Many of the Omron products have been discontinued and therefore are no longer available from authorized suppliers. Omron Authorized Supplier of Omron Automation. TRW Electric & Supply has many new and refurbished Omron CQM1 parts available for purchase.

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