Sick MM18-70A-N-ZW0
Magnetic and Capacitive Sensors
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- Detection of magnets in explosive areas
- Operating distances up to 70 mm or more based on the magnet strength
- NAMUR as per EN 60 947-5-6
Item Number:
MM18-70A-N-ZW0
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Specification:
| Part Number | 7900288 |
| Magnetic sensitivity: | 0.7 mT |
| Short-circuit protection: | + |
| Cable material: | PVC |
| Electrical wiring: | NAMUR |
| Assured sensing range Sa: | 56.7 mm |
| Shock/vibration: | 30 g, 11 ms / 10 ... 55 Hz, 1 mm |
| ATEX marking: | EX II 2G Ex ia IIC T6 Ta: -20 °C ... 70 °C |
| Housing length: | 50 mm |
| Wire-break protection: | 1 |
| Reverse polarity protection: | + |
| Switching frequency: | 5,000 Hz |
| Connection type: | Cable, 2-wire, 2 m |
| Switching output: | NAMUR |
| Magnetic alignment: | Axial |
| Repeatability: | ≤ 1 % |
| Conductor cross-section: | 0.34 mm? |
| Time delay before availability: | ≤ 2 ms |
| Hazardous area category: | 2G |
| Tightening torque, max.: | ≤ 25 Nm |
| Thread size: | M18 x 1 |
| Input current Ii max.: | 30 mA |
| Ambient operating temperature: | -25 °C ... 75 °C |
| Internal inductance Li max.: | 35 µH |
| Design: | Cylindrical |
| Ripple: | ≤ 5 % |
| EC Approval Certificate: | T?V 99 ATEX 1398 |
| Housing material: | Metal, Nickel-plated brass |
| Output characteristic: | Control courrent depending on switching state according to NAMUR EN 60947-5-6 |
| Input voltage Ui max.: | 16 V |
| Enclosure rating: | IP 67 |
| Nominal voltage: | 8.2 V DC |
| Current consumption, sensor is activated: | ≥ 2.5 mA |
| Sensing range Sn: | 70 mm |
| Cable resistance: | ≤ 50 &;937; |
| Internal capacitance Ci max.: | 15 nF |
| Current consumption, sensor is not activated: | ≤ 1 mA |
| EMC: | According to EN 60947-5-2 |
| Items supplied: | Fastening nuts (2 x) |
| Temperature drift (of Sr): | ± 10 % |
| Hysteresis: | 1 % ... 10 % |
| Input power Pi max.: | 100 mW |
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