Omron CP1W-20EDR1 CP Series I/O Expansion Unit 12 Inputs 8 Relay Outputs

Omron CP1W-20EDR1 is a digital I/O expansion unit for CP series PLCs (CP1E, CP1L, CP1H). Adds 12 digital inputs (24 V DC, PNP/NPN configurable) and 8 relay outputs (2 A per point). Screw terminal block. Connects directly to the right side of a CP1 CPU unit or to another CP1W expansion unit.

Applications:

• Digital input expansion for sensors, pushbuttons, and limit switches

• Relay output control for motors, solenoids, contactors, and lighting

• Machine automation and control panel expansion

• Conveyor and material handling systems

Core Specifications:

• Number of inputs: 12 (24 V DC, PNP/NPN configurable)

• Input current: 7 mA typical (24 V DC)

• Input impedance: 3.3 kΩ

• ON voltage: ≥ 14.4 V DC

• OFF voltage: ≤ 5 V DC

• Input response time: 8 ms (standard, configurable via PLC)

• Number of outputs: 8 (relay, normally open)

• Output current: 2 A per point, 8 A per common (4 points/common, 2 commons)

• Load voltage: 5‑250 V AC, 5‑24 V DC

• Output response time: 15 ms max.

• Connection: Screw terminal block (fixed, non‑removable)

• Internal current consumption: 5 V DC, 0.04 A

• Protection rating: IP20

• Dimensions (H × W × D): 90 mm × 86 mm × 50 mm

• Weight: approx. 300 g

• Operating temperature: 0 °C … 55 °C

Advanced Specifications:

• Isolation: Photocoupler (inputs), relay isolation (outputs)

• Protection: Output short‑circuit protection not provided (external fuse recommended)

• Mounting: DIN rail (35 mm)

• Certifications: CE, cULus, NK, Lloyd

System Integration:

• This expansion unit belongs to the Omron CP1W series.

• Connects directly to the right side of CP1E, CP1L, CP1H CPU units or to other CP1W expansion units.

• Up to 3 CP1W expansion units can be connected to a CP1H CPU (max. 160 I/O points).

• No additional power supply required; power is supplied via the expansion connector.

Related Products:

• CP1W‑20EDT1 – 12 inputs / 8 PNP transistor outputs (high‑speed)

• CP1W‑40EDR – 24 inputs / 16 relay outputs expansion unit

• CP1W‑CN811 – I/O connecting cable for remote expansion (8 m)

• CP1E‑N30DR‑A – CP1 CPU unit, 18 inputs / 12 relay outputs