OMRON
Omron CP1W-8ER 8-Point Relay Output Expansion Unit
Omron CP1W-8ER 8-Point Relay Output Expansion Unit
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Omron CP1W-8ER 8-Point Relay Output Expansion Unit
| Specification | Verified Product Data |
|---|---|
| Manufacturer | OMRON Corporation |
| Exact Model | CP1W-8ER |
| Product Family | CP1W Series |
| Product Designation | 8-Point Relay Output Unit |
| Product Type | PLC Expansion Output Unit |
| Digital Input Channels | 0 |
| Digital Output Channels | 8 |
| Output Technology | Electromechanical Relay |
| Output Contact Type | Normally Open (NO) |
| Output Channel Identification | 00-07 |
| Maximum AC Switching Capacity | 2A at 250V AC (Resistive Load) |
| Maximum DC Switching Capacity | 2A at 24V DC |
| Maximum Current per Common | 4A |
| Minimum Switching Capacity | 10mA at 5V DC |
| Maximum ON Response Time | 15 ms |
| Maximum OFF Response Time | 15 ms |
| Mechanical Relay Life | 20 Million Operations - Specified Conditions |
| Electrical Life - Resistive Load | 150,000 Operations at 24V DC |
| Electrical Life - Inductive Load | 100,000 Operations at 240V AC, cosφ 0.4 |
| Internal 5V DC Consumption | 26mA |
| Internal 24V DC Consumption | 44mA |
| Expansion Connection | CP1W Expansion Interface |
| Supported PLC Families | Selected CP1E, CP1H, CP1L and CP2E CPUs |
| Universal CP Series Compatibility | Not Guaranteed - Verify Exact CPU |
| Dimensions (W x H x D) | 66 x 90 x 50 mm |
| Manufacturer Listed Weight | 250 g |
| Lot Number - Actual Unit | 26225M |
| Packaging Quantity | 1 Piece |
| Country of Origin | Made in China |
Product Overview
The Omron CP1W-8ER is an 8-point relay output expansion unit designed to increase the output capacity of compatible OMRON CP Series programmable controllers. It features eight normally open relay outputs identified as channels 00 through 07, with no digital input channels. Each output has a manufacturer-specified maximum switching capacity of 2A at 250V AC for resistive loads or 2A at 24V DC, subject to a combined limit of 4A per common group. The relay contacts offer maximum ON and OFF response times of 15 milliseconds and a specified mechanical life of up to 20 million operations under defined conditions. This expansion unit connects through the CP1W expansion interface and is listed for selected CP1E, CP1H, CP1L and CP2E PLC configurations. Exact CPU compatibility must be verified because some compact CPU models do not support expansion I/O units. The product should not be confused with the CP1W-8ET or CP1W-8ET1 transistor output models. Actual product and packaging photographs confirm the exact model CP1W-8ER, lot number 26225M and country of origin Made in China. Functional switching tests have not been documented in the supplied photographs.
Key Product Features
- OMRON CP1W Expansion Unit — PLC output expansion for compatible CP Series controllers.
- 8 Relay Output Points — Eight normally open relay outputs with channel indicators 00-07.
- 2A Contact Switching — Maximum 2A at 250V AC or 24V DC under specified load conditions.
- 4A Common Group Limit — Total output current must remain within the rated common-group capacity.
- 15ms Switching Response — Maximum ON and OFF response delays specified by OMRON.
- Long Relay Mechanical Life — Up to 20 million mechanical operations under specified conditions.
- Compact 66mm Width — Space-efficient expansion output unit for supported control systems.
- Selected CP Series Compatibility — Supports compatible CP1E, CP1H, CP1L and CP2E CPU configurations.
Actual Product Verification
In Stock & Available to Order
Omron CP1W-8ER is marked in stock based on the supplied inventory information. Actual product and carton photographs show the matching CP1W-8ER catalog number and relay output configuration. This expansion output unit is available for compatible PLC maintenance, machine control panel upgrades and industrial automation procurement. Please confirm the quantity, eight relay outputs, 2A maximum switching capacity, 4A per common limit and the exact OMRON CPU model before ordering. Do not assume compatibility with every CP Series CPU or substitute transistor models CP1W-8ET and CP1W-8ET1 without checking the control circuit. Final module condition, included components and shipping arrangements should be confirmed before dispatch.
Omron CP1W-8ER
Contact us for exact-model confirmation, multiple units and PLC expansion sourcing. Please provide your CP Series CPU model, relay output requirements, load voltage and current ratings before ordering.
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