Omron CPM1A User Manual

1
SECTION 1
Introduction
This section describes the CPM1A’s special features and functions and shows the possible system configurations. Refer to the
Programming Manual (W353) for details on programming actual operation.
1-1 CPM1A Features and Functions 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1-1 CPM1A Features 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1-2 I/O Terminal and IR Bit Allocation 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-1-3 CPM1A Functions 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2 System Configuration 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-1 CPU Unit and Expansion I/O Unit Configuration 10. . . . . . . . . . . . . . . . . . . . . . . . .
1-2-2 CPU Unit and Expansion Unit 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-3 Host Link Communications 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-4 One-to-one PC Link Communications 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-5 One-to-one NT Link Communications 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-6 CompoBus/S I/O Link Connections 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-7 DeviceNet I/O Link Connections 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1-2-8 Peripheral Device Connections 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Omron CPM1A Specifications

General

Model	CPM1A
Type	Compact PLC
Communication Ports	RS-232C (optional)
Instruction Set	Basic and advanced instructions
Operating Temperature	0 to 55°C
Storage Temperature	-20 to 75°C
Humidity	10% to 90% RH (non-condensing)
Power Supply	24 VDC or 100-240 VAC
Expansion	Expansion I/O units available
Timers	128
Counters	256 counters
I/O Points	10, 20, 30, or 40 points (depending on model)