Omron CQM1H - 08-2005 User Manual

1
SECTION 1
Introduction
This section describes the CQM1H’s special features and functions, describes the system configurations, and outlines the
steps required before operation. It also provides a list of CQM1H functions by purpose and a comparison between the
CQM1H and the CQM1. Read this section first if you have not previously used the CQM1H.
Refer to the CQM1H Programming Manual for information on programming.
1-1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1-2 System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1-2-1 Basic Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
1-2-2 Connections to Programming Devices . . . . . . . . . . . . . . . . . . . . . . . 9
1-2-3 CPU Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1-2-4 Inner Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
1-2-5 Communications Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
1-2-6 Memory Cassettes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1-2-7 Power Supply Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
1-2-8 Products for Expansion I/O Blocks . . . . . . . . . . . . . . . . . . . . . . . . . 13
1-2-9 I/O Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
1-2-10 Dedicated I/O Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
1-2-11 Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
1-2-12 Maximum Number of I/O Units and I/O Points . . . . . . . . . . . . . . . . 18
1-3 Expanded System Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1-3-1 Serial Communications System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
1-3-2 Communications Networks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
1-4 Functions Listed by Purpose . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
1-4-1 High-speed Counters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
1-4-2 Pulse Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
1-5 CQM1-CQM1H Comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
1-6 Overview Application Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Omron CQM1H - 08-2005 Specifications

General

Category	Programmable Logic Controller (PLC)
Manufacturer	Omron
Program Capacity	3.2K steps
Model	CQM1H
I/O Points	512 points max