SKU: CP1W-AD042

Omron CP1W-AD042 Analog Input Unit 4-Channel

Omron CP1W-AD042 is a 4-channel analog input expansion unit for CP1 series PLCs, accepting voltage and current inputs.

USD 86.00 per unit, volume discounts available

  • In stock, ships in 24h
  • 100% genuine Omron
  • 1-year manufacturer warranty
  • Worldwide delivery

Key Features

  • Input Channels: 4 channels
  • Input Types: Voltage: 0-10V, ±10V; Current: 0-20mA, 4-20mA
  • Resolution: 1/6000
  • Accuracy: ±0.4% full scale
  • Conversion Time: 2ms per channel
  • Input Impedance: 1MΩ (voltage), 250Ω (current)
01 / Overview

Scalable PLC Control Foundation for OEM and Retrofit Projects

The CP1W-AD042 fits industrial control projects that require dependable logic execution, maintainable programming workflows, and architecture growth over the equipment lifecycle. It supports standardized automation design across machine families while preserving serviceability in production environments.

Deterministic Logic and Sequence Control

This controller class supports predictable scan-driven execution for interlocks, sequencing, alarms, and coordinated device handling. Deterministic behavior is essential for consistent machine output and repeatable cycle performance.

Platform Reuse Across Equipment Variants

Standardizing on a proven PLC/controller family enables software reuse, reduced engineering lead time, and easier support across multiple machine models or production lines.

Lifecycle Service and Maintainability

A maintainable control architecture with documented I/O mapping, diagnostics, and modular expansion strategy reduces troubleshooting time and improves long-term ownership value.

Typical Applications

  • Executes deterministic control logic
  • Coordinates multi-device machine behavior
  • Supports reusable software structures
  • Improves fault diagnostics and recovery time
  • Enables modular feature growth over time
  • Standardizes control strategy across equipment

Buying Checklist

  • Strong fit for scalable machine control
  • Maintains deterministic automation behavior
  • Supports long-term maintainability
  • Good platform standardization candidate
  • Reliable industrial controller ecosystem
02 / Specifications

Technical Specifications

Technical specifications for Omron CP1W-AD042 Analog Input Unit 4-Channel
ModelCP1W-AD042
SeriesCP1W
TypeAnalog Input Unit
Input Channels4 channels
Input TypesVoltage: 0-10V, ±10V; Current: 0-20mA, 4-20mA
Resolution1/6000
Accuracy±0.4% full scale
Conversion Time2ms per channel
Input Impedance1MΩ (voltage), 250Ω (current)
ConnectionRemovable terminal block
Current Consumption100mA at 5VDC
Compatible CPUsCP1E, CP1L, CP1H
Operating Temperature0 to +55°C
03 / FAQ

Frequently Asked Questions

What sensors can I connect to this analog input?

Voltage output: pressure transmitters (0-10V), temperature transmitters. Current loop: 4-20mA pressure, flow, level transmitters. Universal input suits most industrial sensors.

How do I wire 4-20mA current input?

Connect sensor + to input +, sensor - to input -. Unit provides 250Ω internal shunt. For external shunt or powered sensors, follow wiring diagram.

Do I need to configure this unit?

Yes, analog units require configuration in CX-Programmer: set input type (voltage/current) per channel, scaling, alarm limits. Configuration downloads to CPU.

What's the resolution in engineering units?

For 0-10V: 10V/6000 = 1.67mV per count. For 4-20mA: 16mA/6000 = 2.67μA per count. Scale in PLC program to engineering units.

Need CP1W-AD042 pricing or lead time?

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