Schmersal : MAF/S 441-11Y-103006789
MAF/S 441-11Y
MAF/S 441-11Y-103006789
Level switch for silos and storage containersAluminium enlosure, Detection coneCan be actuated from any directionDisabling at 30° deflection or in case of pressure from the bottom1 Normally open contact (NO) / 1 Opener (NC)Mounting position verticalAmbient temperature −30 … +90Protection class IP65
- Level switch for silos and storage containers
- Aluminium enlosure, Detection cone
- Can be actuated from any direction
- Disabling at 30° deflection or in case of pressure from the bottom
- 1 Normally open contact (NO) / 1 Opener (NC)
- Mounting position vertical
- Ambient temperature −30 … +90
- Protection class IP65
Ordering data
| Product type description | MAF/S 441-11Y |
| Article number (order number) | 103006789 |
| EAN (European Article Number) | 4030661448251 |
| eCl@ss number, version 12.0 | 27-27-06-01 |
| eCl@ss number, version 11.0 | 27-27-06-01 |
| eCl@ss number, version 9.0 | 27-27-06-01 |
| ETIM number, version 7.0 | EC000030 |
| ETIM number, version 6.0 | EC000030 |
Approvals - Standards
| CCC |
General data
| Standards | EN IEC 60947-5-1 |
| Working principle | mechanical |
| Housing material | Aluminium |
| Housing coating material | painted |
| Material of the Detection cone | Plastic |
| Gross weight | 1,460 g |
General data - Features
| Number of normally closed (NC) | 1 |
| Number of normally open (NO) | 1 |
Mechanical data
| Actuating element | Detection cone |
| Mechanical life, minimum | 1,000,000 Operations |
| Actuating force | 14 N |
| Actuating speed, minimum | 1 mm/min |
| Actuating speed, maximum | 1 m/s |
Mechanical data - Connection technique
| Termination | Screw terminals M20 x 1.5 |
| Cable section, minimum | 1.5 mm² |
| Cable section, maximum | 2.5 mm² |
| Note | All indications including the conductor ferrules. |
Mechanical data - Dimensions
| Length of sensor | 61 mm |
| Width of sensor | 106 mm |
| Height of sensor | 438 mm |
| Diameter of the Detection cone | 90 mm |
Ambient conditions
| Degree of protection | IP65 |
| Ambient temperature | -30 ... +90 °C |
Ambient conditions - Insulation values
| Rated insulation voltage Ui | 250 VAC |
| Rated impulse withstand voltage Uimp | 4 kV |
Electrical data
| Thermal test current | 16 A |
| Utilisation category AC-15 | 250 VAC |
| Utilisation category AC-15 | 4 A |
| Switching element | NO contact, NC contact |
| Note (Switching element) | galvanically separated contact bridges |
| Switching principle | Snap action |
| Bounce duration, maximum | 5 ms |
| Switchover time, maximum | 35 ms |
| Material of the contacts, electrical | Silver |
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