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The Omron CPM1A-20CDRDV1NL is a compact programmable logic controller (PLC) featuring 20 I/O points, 12 inputs, and 8 outputs. With an indication accuracy of ±0.5% of full scale, this PLC is designed to handle precise control applications.
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| Manufacturer | Omron |
|---|---|
| Product Line | CPM1 |
| Part Number | CPM1A-20CDRDV1NL |
| Weight | 3.00 lbs (1.36 kg) |
| Indication Accuracy | ±0.5% of full scale |
| Input/Output Points | 20 points (12 input, 8 output) |
| Conversion Time | 10 ms per unit max |
| Isolation Method | Photocoupler isolation between I/O terminals and PLC |
| Control Method | Stored program method |
| Programming Language | Ladder diagram |
| Instruction Execution Time | - Basic instructions: 0.72 to 16.2 µs |
| Program Capacity | 2,048 words |
| Maximum I/O Points | 20 points (12 input, 8 output) |
| Input Voltage | 24 VDC |
| Voltage Range | 20.4 to 26.4 VDC |
| Power Consumption | 4.5 W |
| Inrush Current | 60 A max |
| Auxiliary Power Output | 24 VDC with a capacity of 200 mA |
| Noise terminal voltage | FCC class A |
The Omron CPM1A-20CDRDV1NL serves as an effective programmable logic controller within the CPM1 series. It brings together a range of features ideal for various automation tasks. With a total of 20 input/output points—12 designated for input and 8 for output—this unit is capable of managing simple to moderate control functions. Indication accuracy is rated at ±0.5% of the full scale, ensuring reliable performance in many configurations.
The system utilizes a stored program method for control, allowing enhanced flexibility in programming. The ladder diagram programming language is user-friendly and commonly adopted, making the creation of programs straightforward. Execution times for basic instructions run from 0.72 to 16.2 microseconds, while special instructions, such as MOV, are executed in 16.3 microseconds. In terms of performance, the unit can process inputs with a maximum conversion time of 10 ms per unit.
Powering the PLC requires a 24 VDC input voltage with an acceptable voltage range of 20.4 to 26.4 VDC. The power consumption for operation is measured at 4.5 W, while inrush current reaches a maximum of 60 A. Additionally, this model provides an auxiliary power output of 24 VDC and supports a capacity of 200 mA, facilitating further device connectivity.
Isolation is addressed through photocoupler methods between the I/O terminals and the PLC, enhancing operational integrity. Finally, the noise terminal voltage adheres to FCC class A standards, rendering it suitable for various environments where electromagnetic interference might be of concern.