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Brand Name : Siemens
Model Number : CJ1W-MAD42
Certification : CE
Place of Origin : China
MOQ : 1
Payment Terms : T/T
Delivery Time : 2-3 days
PFX5-CCL-MS : PLC Industrial Control
Part Number : CJ1W-MAD42
Shipment : DHL
Condition : New
Lead Time : 2-3 days
Warranty : 1 year
Keywords : CJ1W-MAD42
The CJ1W-MAD42 is a high-performance analog I/O module designed for Omron SYSMAC CJ series PLCs. It provides 4 analog inputs and 2 analog outputs, supporting both voltage and current signals for versatile industrial monitoring and control. With fast 1 ms conversion speed, 1/4000 high resolution, and stable accuracy, it integrates smoothly into automation systems for precise process control. The module features removable screw terminals for easy wiring and DIN‑rail mounting for compact cabinet layout.
Figure 1 shows the front panel of CJ1W-MAD42.


Table 1 shows the Quick Specs
| Item | Details |
|---|---|
| Model | CJ1W-MAD42 |
| Type | Analog I/O Unit |
| Inputs | 4 Analog (Voltage/Current) |
| Outputs | 2 Analog (Voltage/Current) |
| Resolution | 1/4000 |
| Conversion | 1 ms/point |
| Mounting | DIN Rail |
| Terminals | Removable Screw |
| Parameter | Specification |
|---|---|
| Model | CJ1W-MAD42 |
| Series | SYSMAC CJ Series |
| I/O Type | Analog Input & Output |
| Analog Inputs | 4 points |
| Input Ranges | -10~10V, 0~5V, 0~10V, 1~5V, 4~20mA |
| Analog Outputs | 2 points |
| Output Ranges | -10~10V, 0~5V, 0~10V, 1~5V, 4~20mA |
| Resolution | 1/4000 (scalable to ±32000 / 1/8000) |
| Conversion Time | 1 ms per point |
| Accuracy | ±0.3% F.S. (25°C) |
| Isolation | I/O to PLC bus: Optocoupler |
| Connector | Removable screw terminal block |
| Dimensions | 90 × 31 × 65 mm |
| Weight | Approx. 0.15 kg |


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Omron CJ1W-MAD42 Analog I/O Module for CJ Series PLC Images |