Omron CPM1A User Manual

116
3. Input the 1-second timer T001.
TIM
B
1
00006
TIM 001
WRITE
00006 TIM DATA
#0000
4. Input the SV for T001 (#0010 = 1.0 s).
B
1
A
0
00006 TIM DATA
#0010
WRITE
00007READ
NOP (000)
The following key operations are used to input the 2-second timer.
1, 2, 3... 1. Input the normally open condition IR 20000.
LD
C
2
A
0
A
0
A
0
A
0
00007
LD 20000
WRITE
00008READ
NOP (000)
2. Input the normally closed AND condition T002.
(It isn’t necessary to input leading zeroes.)
AND
NOT TIM
C
2
00008
AND NOT TIM 002
WRITE
00009READ
NOP (000)
3. Input the 2-second timer T002.
TIM
C
2
00009
TIM 002
WRITE
00009 TIM DATA
#0000
4. Input the SV for T002 (#0020 = 2.0 s).
C
2
A
0
00009 TIM DATA
#0020
WRITE
00010READ
NOP (000)
The following key operations are used to input the 10-count counter.
1, 2, 3... 1. Input the normally open condition IR 20000.
LD
C
2
A
0
A
0
A
0
A
0
00010
LD 20000
WRITE
00011READ
NOP (000)
2. Input the normally open AND condition T001.
(It isn’t necessary to input leading zeroes.)
AND
TIM
B
1
00011
AND TIM 001
WRITE
00012READ
NOP (000)
(3) Inputting the
Two-second Timer
(4) Inputting the 10-count
Counter
Programming Example
Section 4-4

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)

Summary

Application Considerations

Suitability for Use

PRECAUTIONS

Intended Audience

General Precautions

Safety Precautions

Details critical safety warnings for handling PC units, power, and external circuits.

Operating Environment Precautions

Advises on suitable locations and environmental conditions for PC operation to ensure longevity.

Application Precautions

SECTION 1 Introduction

CPM1A Features and Functions

Describes the CPM1A's key features, I/O capacity, input/output functions, and communication capabilities.

System Configuration

SECTION 2 Unit Specifications and Components

Specifications

Provides general, I/O, and communications adapter specifications for CPM1A units.

Unit Components

Identifies and describes components of CPU, Expansion I/O, Analog, Sensor, CompoBus/S, DeviceNet, and Adapter units.

SECTION 3 Installation and Wiring

Design Precautions

Covers essential precautions for designing a CPM1A system, including power wiring and interlocks.

Selecting an Installation Site

CPM1A Installation and Expansion Unit Connection

Details CPM1A orientation, mounting, and connecting expansion units correctly.

Wiring and Connections

Provides guidelines and diagrams for power, input, output, and communication wiring.

SECTION 4 Using Peripheral Devices

Using a Programming Console

Programming Console Operations

SECTION 5 Test Runs and Error Processing

Initial System Checks and Test Run Procedure

Guides on initial system checks and the CPM1A test run process.

The CPM1A Cycle and Self-Diagnosis Functions

Error Handling and Troubleshooting

Details error messages, programming errors, and troubleshooting flowcharts.

SECTION 6 Expansion Memory Unit