The NM02VZA-M is a safety switch with a long-housing design from Euchner's NM series, used to detect the position of guards and doors on industrial machinery. It forms part of a safety interlock circuit, signalling the control system when a guard is open so that hazardous machine functions can be prevented or stopped. Typical applications include machine guarding on production equipment where door or panel status must be monitored as part of the overall safety function.
| Cable Entry | 3x M16 x 1.5 |
| Number of Contacts | 2 |
| Rated Insulation Voltage Ui | 250 V |
| Rated Impulse Withstand Voltage Uimp | 2.5 kV |
| DC-13 Rated Current | 4 A at 24 V |
| AC-15 Rated Current | 4 A at 230 V |
| Short Circuit Protection | 4A gG according to IEC 60269-1 |
| Minimum Switching Voltage | 12 V at 10 mA |
| Minimum Switching Current | 1 mA at 24 V |
| Thermal Rated Current Ith | 4 A |
| Approach Speed | max. 20 m/min |
| Connection Type | 3 x M16 x 1.5 |
| Positively Driven Contact Count | 2 |
| Extraction Force | 10 N |
| Design | Long housing |
| Actuation Frequency | max. 7000 1/h |
| Actuating Force | 10 N |
| Installation Orientation | Any |
| Insertion Depth | 20 mm |
| Mechanical Life | 1 x 10⁶ Operative Cycles |
| Retention Force | 2 N |
| Switching Principle | Slow-action switching contact |
| Degree of Protection | IP67 |
| Ambient Temperature | -20 ... +80 °C |
| Housing Material | Reinforced thermoplastic |
| Contact Material | Silver alloy, gold flashed |
| B10D Value | 4 x 10⁶ |