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Omron NX-MD6121-6 Machine Automation Controller
The Omron NX-MD6121-6 Machine Automation Controller is a compact Communications Interface Unit combining 16 high-speed inputs (NPN/PNP compatible) and 16 NPN outputs for precise control across automation systems. It supports Switching Synchronous and Free-Run I/O refreshing, delivering rapid 0.1 ms ON / 0.8 ms OFF output performance. Inputs operate between 20 ฮผs and 400 ฮผs, enabling accurate signal capture in dynamic environments. With a 24 VDC power supply and 5.80 W consumption, it integrates smoothly into NX machine architectures. Manufactured by Omron, part of the Omron Programmable Logic Controller (PLC) range, available under the Omron NX Series.
| Brand | Omron |
| Product Type | Machine Automation Controllers |
| Model Number | NX-MD6121-6 |
Omron NX-MD6121-6 Machine Automation Controller - Technical Specifications
| Specification | Value |
|---|---|
| Number of Model points | 16 points |
| Internal I/O common | Outputs: NPN. Inputs: For both NPN/PNP |
| I/O refreshing method | Switching Synchronous I/O refreshing and Free-Run refreshing |
| ON/OFF response time | Outputs: 0.1 ms max./ 0.8 ms max. Inputs: 20 ฮผs max./ 400 ฮผs max. |
| Dimensions (mm) | 72 ร 100 ร 90 mm (WรHรD) |
| Power supply voltage | 24 VDC (20.4 to 28.8 VDC) |
| Unit power consumption | 5.80 W max. |
| Shock resistance | Conforms to IEC 60068-2-27. 147 m/s2, 3 times in X, Y, and Z directions |
| Vibration resistance | Conforms to IEC 60068-2-6. 5 to 8.4 Hz with 3.5-mm amplitude, 8.4 to 150 Hz, acceleration of 9.8 m/s2, 100 min each in X, Y, and Z directions (10 sweeps of 10 min each = 100 min total). |
| Noise immunity | 2 kV on power supply line (Conforms to IEC 61000-4-4.) |
| Pollution degree | 2 or less: Meets IEC 61010-2-201. |
| Ambient operating temperature | 0 to 55ยฐC |
| Ambient operating humidity | 10% to 95% (with no condensation) |
| Ambient storage temperature | -25 to 70ยฐC (excluding battery) |
| Weight | 390 g max. |
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