Part Number - CQM1H-CPU51

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CQM1H-CPU51 is

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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 series input output control module. The control module has a voltage of 24VDC and 10mA and has a input and output capacity of 512 points with 16 DC in points that are integrated into the module. The control module has a data memory capacity of 6,000 Words and its program capacity is 7,200 words. The control module is also furnished with four inputs that can be utilized alternately as interrupt inputs thanks to interrupt control. This input output control module can permit and in dispose of interrupt processing.

The CQM1H-CPU51 input output 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 CQM1 control module has a 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. The control module also supports two inner boards and one module link unit.

Up to 11 modules can be mounted to CQM1H-CPU51 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 the 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 CQM1 control module 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 Control Module
Number of Input and Output Points: 512 with 16(DC)
Weight: 1 lb (Approx.)

Related Parts

CQM1-AD041 - Omron CQM1 Input Control Module (CQM1AD041)
CQM1-CPU21 - Omron CQM1 Control Module (CQM1CPU21)
CJ2M-CPU33 - Omron CJ2 Control Module

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 two year warranty.
  • A three year warranty is available. Please inquire for pricing.

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. TRW Electric & Supply has many new and refurbished Omron CQM1 parts available for purchase.

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