The Omron CPM1A-30CDT1-A-V1 is a high-performance micro PLC designed for applications requiring a direct AC power connection and high-density digital I/O. With 18 digital inputs and 12 transistor outputs, this unit provides a versatile 30-point control base for small-to-medium machinery. The "A" in the model name signifies its wide-range AC power supply (85 to 264 VAC), eliminating the need for an external 24 VDC power brick for the controller itself. Featuring Transistor (Source type) outputs, it is the ideal choice for European-standard PNP logic, where the PLC provides the positive voltage to the load.
The CPM1A-30CDT1-A-V1 is built for speed and expandability. With a logic execution speed starting at $0.72 \ \mu\text{s}$, it ensures rapid response times for sequential control. It features a 2 kWord program capacity and 1 kWord of data memory, supporting sophisticated automation scripts.
One of its key advantages is the built-in 24 VDC service power supply (typically 300mA), which can be used to power sensors or small input devices directly from the PLC terminals. The module supports up to 3 expansion units, allowing the system to grow with your production needs. For basic motion tasks, it includes a 5 kHz encoder input and a 2 kHz pulse output, perfect for simple conveyor positioning or speed synchronization.
| Feature | Specification |
| Model | CPM1A-30CDT1-A-V1 |
| Brand | Omron |
| Input Points | 18 Points (24 VDC) |
| Output Points | 12 Points (Transistor, Source/PNP) |
| Power Supply | 85 to 264 VAC (50/60 Hz) |
| Logic Speed | 0.72 μs to 1.72 μs |
| Program Memory | 2 kWords |
| Data Memory | 1 kWord |
| Expansion Capability | Up to 3 Units |
| Built-in Functions | 1 Encoder (5 kHz), 1 Pulse Out (2 kHz) |
| Dimensions | 90 x 130 x 70 mm |
| Weight | 0.65 kg (Net) / 1.5 kg (Shipping) |
Q1: What is the benefit of the AC power supply in this model?
A1: The integrated 85-264 VAC power supply allows you to plug the PLC directly into standard facility mains. This simplifies the control cabinet layout and reduces the cost of adding a separate 24 VDC power supply for the PLC hardware.
Q2: What does "Source type" (PNP) output mean for my wiring?
A2: In a Source configuration, the PLC output terminal provides +24 VDC when the output is ON. The other side of your load (relay or valve) must be connected to the 0V/Ground terminal. This is common in many safety-oriented industrial standards.
Q3: Can I use the built-in 24 VDC output for my solenoid valves?
A3: Generally, no. The built-in service power supply is intended for low-current devices like proximity sensors or encoders (typically 0.3A max). Solenoid valves usually require higher current and should be powered by a dedicated external power supply to prevent PLC reset issues.
Service Power Management: When using the internal 24 VDC output for sensors, calculate the total current draw. Exceeding the 300mA limit can cause the PLC to shut down or behave erratically. If you need more power for field devices, always use an external DC supply.
Transistor Protection: Transistor outputs are sensitive to inductive "kickback." When driving DC relays or solenoid valves, always install a flyback diode (1N4007 or similar) across the load to prevent the back-EMF from damaging the PLC's internal PNP transistors.
AC Wiring Safety: Because this unit is AC-powered, ensure that the L (Line) and N (Neutral) wires are correctly connected to the designated terminals. Use a dedicated circuit breaker for the PLC power feed to allow for safe maintenance without shutting down the entire machine.
The CPM1A-30CDT1-A-V1 stands out due to its integrated power architecture. By combining an AC power supply with PNP sourcing outputs, it meets the requirements of most global machine standards in a single, compact unit. Its 70 mm depth (slightly deeper than DC models to accommodate the transformer) still allows for installation in shallow enclosures. The 0.72 μs processing speed ensures that the PLC can handle high-frequency input interrupts, making it highly reliable for machines that perform high-speed counting or precision timing.
Global Express Shipping
Returns & Warranty
Manufacturer: Omron
Product No.: CPM1A-30CDT1-A-V1
Country of origin:Japan
Product Type: AC-Powered Micro PLC
Payment: T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months
The Omron CPM1A-30CDT1-A-V1 is a high-performance micro PLC designed for applications requiring a direct AC power connection and high-density digital I/O. With 18 digital inputs and 12 transistor outputs, this unit provides a versatile 30-point control base for small-to-medium machinery. The "A" in the model name signifies its wide-range AC power supply (85 to 264 VAC), eliminating the need for an external 24 VDC power brick for the controller itself. Featuring Transistor (Source type) outputs, it is the ideal choice for European-standard PNP logic, where the PLC provides the positive voltage to the load.
The CPM1A-30CDT1-A-V1 is built for speed and expandability. With a logic execution speed starting at $0.72 \ \mu\text{s}$, it ensures rapid response times for sequential control. It features a 2 kWord program capacity and 1 kWord of data memory, supporting sophisticated automation scripts.
One of its key advantages is the built-in 24 VDC service power supply (typically 300mA), which can be used to power sensors or small input devices directly from the PLC terminals. The module supports up to 3 expansion units, allowing the system to grow with your production needs. For basic motion tasks, it includes a 5 kHz encoder input and a 2 kHz pulse output, perfect for simple conveyor positioning or speed synchronization.
| Feature | Specification |
| Model | CPM1A-30CDT1-A-V1 |
| Brand | Omron |
| Input Points | 18 Points (24 VDC) |
| Output Points | 12 Points (Transistor, Source/PNP) |
| Power Supply | 85 to 264 VAC (50/60 Hz) |
| Logic Speed | 0.72 μs to 1.72 μs |
| Program Memory | 2 kWords |
| Data Memory | 1 kWord |
| Expansion Capability | Up to 3 Units |
| Built-in Functions | 1 Encoder (5 kHz), 1 Pulse Out (2 kHz) |
| Dimensions | 90 x 130 x 70 mm |
| Weight | 0.65 kg (Net) / 1.5 kg (Shipping) |
Q1: What is the benefit of the AC power supply in this model?
A1: The integrated 85-264 VAC power supply allows you to plug the PLC directly into standard facility mains. This simplifies the control cabinet layout and reduces the cost of adding a separate 24 VDC power supply for the PLC hardware.
Q2: What does "Source type" (PNP) output mean for my wiring?
A2: In a Source configuration, the PLC output terminal provides +24 VDC when the output is ON. The other side of your load (relay or valve) must be connected to the 0V/Ground terminal. This is common in many safety-oriented industrial standards.
Q3: Can I use the built-in 24 VDC output for my solenoid valves?
A3: Generally, no. The built-in service power supply is intended for low-current devices like proximity sensors or encoders (typically 0.3A max). Solenoid valves usually require higher current and should be powered by a dedicated external power supply to prevent PLC reset issues.
Service Power Management: When using the internal 24 VDC output for sensors, calculate the total current draw. Exceeding the 300mA limit can cause the PLC to shut down or behave erratically. If you need more power for field devices, always use an external DC supply.
Transistor Protection: Transistor outputs are sensitive to inductive "kickback." When driving DC relays or solenoid valves, always install a flyback diode (1N4007 or similar) across the load to prevent the back-EMF from damaging the PLC's internal PNP transistors.
AC Wiring Safety: Because this unit is AC-powered, ensure that the L (Line) and N (Neutral) wires are correctly connected to the designated terminals. Use a dedicated circuit breaker for the PLC power feed to allow for safe maintenance without shutting down the entire machine.
The CPM1A-30CDT1-A-V1 stands out due to its integrated power architecture. By combining an AC power supply with PNP sourcing outputs, it meets the requirements of most global machine standards in a single, compact unit. Its 70 mm depth (slightly deeper than DC models to accommodate the transformer) still allows for installation in shallow enclosures. The 0.72 μs processing speed ensures that the PLC can handle high-frequency input interrupts, making it highly reliable for machines that perform high-speed counting or precision timing.
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Black
Greyish White
|
| Country of origin |
Japan
|
| Power source |
AC-powered
|
Replacing a 1756-L73 does not automatically mean upgrading its firmware. This guide compares v19.013, v21.011 and v31.011, focusing on project compatibility, HMI communications, legacy networks and...
Implement a 3-SPST switch XOR light circuit in LogixPro or RSLogix 500 using an internal relay bit. Includes truth tables, boolean equations, and verified.
Integrate Allen-Bradley CompactLogix, Caterpillar ATS, and generators into DeltaV DCS over Modbus RTU. Covers ProSoft MVI69-MCM, Miille DIN266 gateways.
ONS instruction fires but the OTE coil never latches in Studio 5000 because the one-shot is only true for one scan. Use OTL/OTU or seal-in logic instead.
Configure Allen-Bradley Kinetix 5500 servo drives on EtherNet/IP. Covers CIP Sync, IEEE 1588 V2 timing, Stratix selection, DLR topology, and HMI.
A moving-average filter is the sliding-window smoother most instrument engineers drop into DCS and PLC analog paths. Here is how the window works, how N and sample time set lag, and when a...
