Omron CPM1A-20CDT1-D-V1 CPM1A Series Micro PLC CPU Module

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Produsen: Omron
Nomor Produk: CPM1A-20CDT1-D-V1
Negara asal:Jepang
Jenis Produk: PLC CPU Modules
Pembayaran: T/T, Western Union
Berat: 500g
Dimensi: 90 mm x 86 mm x 50 mm
Pelabuhan pengiriman: Xiamen
Garansi: 12 bulan

Description

Designed for compact industrial automation architectures, the Omron CPM1A-20CDT1-D-V1 acts as a self-contained micro PLC controller, integrating both digital processing and specialized I/O processing within a space-saving footprint. This micro controller is engineered for applications requiring reliable localized control with low-latency signal response. Featuring a dedicated transistor source output topology, the device seamlessly integrates with modern safety relays, valves, and industrial actuators utilizing PNP logic interfaces.

Key Features

Fixed I/O Configuration: Equipped with 12 integrated digital inputs (24 VDC) and 8 PNP transistor (source) outputs.
Dedicated Processing Unit: Built-in 2 kWords program memory and 1 kWord data memory to handle moderate control logic sequences.
High-Speed Signal Handling: Features 1 high-speed encoder input (5 kHz) for feedback tracking and 1 pulse output (2 kHz) for basic step-and-direction motor positioning.
Optimized Cycle Performance: Delivers rapid logic execution speeds ranging from 0.72 microseconds to 1.72 microseconds.
Industrial Power Design: Operates on a standard 24 VDC control power loop with a wide acceptable range of 20.4 to 26.4 VDC.

Applications

Custom packaging machinery and automated wrapping stations.
Material handling conveyor systems and line diversion gates.
Dedicated pump control panels and localized liquid distribution systems.
Small-scale tool indexing mechanisms and pneumatic actuator arrays.

Technical Specifications

Parameter	Specification Value
Manufacturer	Omron
Model Identifier	CPM1A-20CDT1-D-V1
Product Series	CPM1A
Supply Voltage	24 VDC (Acceptable range: 20.4 to 26.4 VDC)
Input Points	12 digital inputs
Output Points	8 digital outputs
Output Type	Transistor (Source / PNP type)
Program Capacity	2 kWords
Data Memory Capacity	1 kWords
Instruction Execution Speed	0.72 microsecond to 1.72 microsecond
Expansion Capabilities	Not supported (Fixed local I/O block only)
High-Speed Functions	1 Encoder input (5 kHz max), 1 Pulse output (2 kHz max)
Dimensions (H x W x D)	90 mm x 86 mm x 50 mm
Shipping Weight (Calculated)	0.45 kg (Including unit and standard protective packaging)

Connections and Interfaces

Terminal Group	Terminal Designation	Function Assignment
Power Supply Terminals	24VDC (+)	Positive 24 VDC Power Input
Power Supply Terminals	0V (-)	Negative Power Common / Ground
Input Terminals	00000	Digital Input 0 / High-Speed Counter Input (Phase A / Pulse)
	00001 to 00011	Digital Inputs 1 through 11
	COM	Input Common Terminal (Sinking/Sourcing connection)
Output Terminals	01000	Digital Output 0 / Pulse Output (Positioning Control)
	01001 to 01007	Digital Outputs 1 through 7
	V(+) / OUT COM	Output Sourcing Positive Power Common (PNP)

Empirical Engineering Insights

Alternative Models & Compatibility

Note the vital hardware distinction between "T" (sink output) and "T1" (source output) models. The CPM1A-20CDT1-D-V1 is the source-type variant. Replacing this controller with a sink-type CPM1A-20CDT-D-V1 will invert your signal logic, preventing connected external PNP valves and indicator banks from responding and potentially introducing a short-circuit pathway if wired incorrectly.

Application Pitfalls & Engineering Notes

The 20-point CPM1A CPU does not feature expansion connectors. Unlike the 30-point and 40-point options within the CPM1A line, this model represents a fixed hardware ceiling. Ensure that the total field instrument requirements do not exceed 12 inputs and 8 outputs. If system expansion is planned for future phases, specify a larger controller size initially.

Commissioning & Wiring Tips

When utilizing the integrated high-speed counter (Input 00000) for encoder monitoring, verify that the signal run uses high-grade shielded twisted-pair cabling. Route this cable run away from high-current motor leads or VFD cabling. High-frequency inductive coupling on the 5 kHz counter line can lead to positioning drift and incorrect cycle count execution.

Installation Guidelines

CRITICAL WARNING: SAFETY AND PROTECTION Ensure all main AC/DC supply circuits feeding the enclosure are completely de-energized and locked out prior to terminal wiring or mounting operations. Running logic wiring or handling CPU terminal blocks with applied control power can permanently damage the internal logic gate-arrays and transistor output channels.

Mount the micro PLC onto a standard 35mm DIN rail inside a protective industrial enclosure with at least NEMA 12 / IP54 protection to prevent particulate contamination.

Connect a reliable 24 VDC power source to the power supply terminals. Verify that the voltage is stable and within the safe 20.4 to 26.4 VDC operating window.

Wire field inputs to the upper terminal strip, applying a shared common line to the COM point based on sinking or sourcing configuration.

Connect the transistor source (PNP) outputs to target devices on the lower terminal strip, ensuring external freewheeling diodes are installed across any inductive relay coils to prevent voltage transients.

Key Features:

#Omron CPM1A Series #PLC CPU Modules

Can I expand the I/O capacity of the CPM1A-20CDT1-D-V1?

No, the 20-point CPM1A CPU module does not feature an expansion bus connector. If additional I/O is required, upgrade to a CPM1A-30CDT1-D-V1 or CPM1A-40CDT1-D-V1 model.

What is the difference between CPM1A-20CDT-D-V1 and CPM1A-20CDT1-D-V1?

The CPM1A-20CDT-D-V1 uses NPN transistor (sink) outputs, whereas the CPM1A-20CDT1-D-V1 features PNP transistor (source) outputs. Ensure matches with field wiring logic.

Does this controller support analog scaling features?

This unit is a digital-only micro PLC. Because it does not support expansion modules, analog inputs or outputs cannot be added. A modular platform like the CP1H or CP1L is required for analog control.

What programming software is compatible with this model?

The CPM1A-20CDT1-D-V1 is programmed using Omron's CX-Programmer software, which is part of the CX-One automation software suite, connected via a dedicated peripheral port.

Pengiriman Ekspres Global

Pengiriman Standar: 4-6 Hari Kerja melalui DHL, FedEx, dan UPS.
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Pengembalian & Garansi

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TECHNICAL SPECIFICATIONS

Country of origin

Omron CPM1A-20CDT1-D-V1 CPM1A Series Micro PLC CPU Module