Omron CS1W-OD261 Output Unit

USD 307.59

64-point sinking transistor output module, 12–24 VDC load range, 0.3 A/point, rack-mounted for CS1 PLC systems.

SKU Omron-CS1W-OD261 Category
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Omron CS1W-OD261 Output Unit

Model Identifier CS1W-OD261
Official Part Number CS1W-OD261
GTIN Standard NA

Technical Overview

CS1W-OD261 is a CS1-series transistor output unit for Omron SYSMAC PLC systems. The manufacturer datasheet identifies it as a 64-point sinking output module with a rated load supply of 12 to 24 VDC and 0.3 A per output. It is designed for CS1 rack mounting and uses connector-based external wiring. The datasheet also shows 4.0 words of PLC memory usage and approximately 0.39 A current consumption, while the manual lists a maximum load current of 0.3 A/point, 1.6 A/common, and 6.4 A/unit, with 3.0 A inrush current per point.

Key Features

  • 64 transistor outputs
  • Sinking output type
  • 12 to 24 VDC load voltage range
  • 0.3 A per output point
  • 1.6 A per common, 6.4 A per unit
  • 3.0 A inrush current per point, 10 ms max
  • Rack-mountable CS1 I/O unit
  • Connector-based external wiring
  • Approximately 0.39 A current consumption
  • Uses 4 PLC words

64-channel sinking transistor output with 12 to 24 VDC load range and 0.3 A per point.

Technical Specification Matrix

ParameterValue
Output typeTransistor output unit
Output configuration64 outputs
Output modeSinking
Rated load voltage12 to 24 VDC
Operating load voltage range10.2 to 26.4 VDC
Maximum load current0.3 A/point
Maximum load current per common1.6 A/common
Maximum load current per unit6.4 A/unit
Maximum inrush current3.0 A/point, 10 ms max
Leakage currentmax. 0.1 mA
Residual voltagemax. 1.5 V
Turn-on delaymax. 0.5 ms
Turn-off delaymax. 1.0 ms
Internal 5-V current consumptionmax. 390 mA
PLC memory usage4 words
External connectionTwo connectors for external wiring (soldered)
Insulation resistance20 MΩ between external terminals and GR terminal at 100 VDC
Dielectric strength1,000 VAC between external terminals and GR terminal for 1 minute at max. 10 mA leakage current

Industrial Applications

1. High-density solenoid valve control

Drives up to 64 DC solenoid coils in machine automation where many discrete outputs must be packed into a single PLC slot.

Problem Solved

Reduces rack space and wiring complexity for dense valve manifolds and pneumatic control panels.

64 outputs12 to 24 VDC0.3 A/pointsinking outputsolenoid control

2. Multi-actuator clamp and ejector sequencing

Controls numerous 24 VDC actuators, relays, and interface loads in sequential packaging or assembly machines requiring many synchronized discrete signals.

Problem Solved

Provides enough channel count and current capability for compact sequencing without multiple smaller modules.

transistor outputrack-mounted I/O0.3 A/point6.4 A/unitdiscrete automation

3. Machine panel interposing relay drive

Interfaces PLC logic to interposing relays and pilot devices in industrial panels using 24 VDC control circuits with low leakage and fast switching.

Problem Solved

Enables reliable PLC-to-field load interfacing while preserving fast response and manageable current per channel.

interposing relaypilot deviceresidual voltageturn-off delay24 VDC control
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