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Machine safety
Safe condition detection
Magnetically actuated safety sensors
Magnetically actuated safety sensors - roundMagnetically actuated safety sensors - rectangularEmergency stop buttons & contact elements
Emergency stop buttonsContact elements for emergency stop buttons
Safety interlocks
Actuators for safety interlocksAccessories for safety interlocks
Safe condition detection for potentially explosive gas and dust environmentsSafety sensors with ATEX approval
Safe signal evaluationSafety control units / Safety relays
Safety relays - slim designSafety relay - slim design with plug-in terminalsInput expansion
Interfaces for input expansion PL c / SIL 1Intelligent interfaces for input expansion PL d / SIL 2 -
Level measurement
Continuous level measurementFloat switches
Capacitive level measurement
Removal & dosing with integrated level measurement -
Sensors
Measuring angles and pitchTilt sensors
Angle sensorsAngle sensors 20-360°
Angle sensors 30-120°
Position detectionProximity switches (rectangular)
Rectangular proximity switch with reed contactMagnetoresistive proximity switchProximity switches (cylindrical)
Proximity switch in cylindrical design with reed-contactProximity switch in cylindrical design based on Hall sensorPneumatic cylinder switches
Pneumatic cylinder switches on reed-contact basisMagnetoresistive proximity switch for pneumatic cylinders
Position detection in potentially explosive areas -
Operator controls
Operate & controlJoysticks and multi-function handlesPush buttons
Ø 12 mm push buttons
Customer-specific products - General data
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- Sensors
- Actuator without housing
- SEKO magnet 340003Ø7 x 3 mm
SEKO magnet 340003
| 340003 | Product inquiry |
| temperature coefficient | -0,042%/K …-0,03%/K (SmCo5/Sm2Co17), -0,12%/K (NdFeB) |
| temperature range | -40°C … +250°C (SmCo5), -40°C … +350°C (Sm2Co17), -40°C … +130° C (NdFeB) |
| Curie temperature | 720°C (SmCo5), 825°C (Sm2Co17), 330°C (NdFeB) |
| Br | typ. 880-1010 mT (SmCo5/Sm2Co17), typ. 1170 - 1240 mT (NdFeB) |
| HcB | typ. 690-730 kA/m (SmCo5/Sm2Co17), typ. 870-940 kA/m (NdFeB) |
| HcJ | typ. 2000 kA/m (SmCo5/Sm2Co17), typ. 1360 kA/m (NdFeB) |
| BH max | typ. 155-200 kJ/m3 (SmCo5/Sm2Co17), typ. 255-300 kJ/m3 (NdFeB) |
| orientation | anisotropic |
| hardness | 6-7 Mohs (SmCo5/Sm2Co17), HV 10: 560-580 (NdFeB) |
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