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Omron D4NA-4122 Safety Limit Switch with Built-in Amplifier
SKU: D4NA-4122USD 7.00
Omron D4NA-4122 is a safety limit switch with built-in amplifier for enhanced safety monitoring and diagnostics.
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Product Overview
The D4NA-4122 is used to deliver repeatable machine-state detection for sequencing, interlocks, and process confirmation. Whether in packaging, handling, or assembly systems, this sensing class helps reduce false triggers and improves control confidence under continuous operation.
Repeatable State Detection
Accurate detection at the right process moment improves sequence integrity and reduces quality escapes caused by timing uncertainty or missed events.
Fit for Demanding Machine Environments
Industrial sensing components are selected for stability under vibration, contamination, and repetitive duty where consumer-grade devices are not suitable.
Faster Commissioning and Replacement
Standardized sensor families simplify spare strategy, reduce replacement errors, and support quicker return to production after maintenance events.
Key Features
- Contact Form: NC + NO
- Direct Opening: Yes (NC contacts)
- Built-in Amplifier: Yes
- Protection Rating: IP67
- Operating Temperature: -25 to +70°C
- Safety Category: Category 3, PL d
- SKU: D4NA-4122
- Series: D4NA
Best-Fit Applications
- Provides stable detection signals to PLC logic
- Improves sequence timing accuracy
- Reduces dependence on mechanical contact methods
- Supports high-cycle production operation
- Enables better fault isolation at machine stations
- Simplifies maintenance through standard sensor families
Buying Checklist
- Repeatable industrial detection behavior
- Designed for continuous machine duty
- Improves process timing confidence
- Serviceable and standardizable selection
- Reliable fit for automation sensing layers
Technical Specifications
| Model | D4NA-4122 |
|---|---|
| Series | D4NA |
| Type | Safety Limit Switch with Amplifier |
| Contact Form | NC + NO |
| Direct Opening | Yes (NC contacts) |
| Built-in Amplifier | Yes |
| Protection Rating | IP67 |
| Operating Temperature | -25 to +70°C |
| Safety Category | Category 3, PL d |
| Certifications | CE, TUV, UL, CSA |
Resources & Downloads
FAQ for D4NA-4122
What's the advantage of built-in amplifier?
Enhanced monitoring, diagnostics, status indication. Amplifier provides additional safety functions and fault detection.
What safety rating does this provide?
Category 3, PL d when used in properly designed safety circuit. Direct opening action ensures safety.
What applications use D4NA series?
Safety-critical machine guard interlocks where enhanced monitoring is required. High-risk applications.
Does this switch require external power?
Yes, built-in amplifier requires 24VDC supply. Check wiring diagram for power connections.
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