Autonics SFD-AB-M20 Safety Door Switch
SFD-AB-M20 Safety Door Switch supports 6A resistive load, 80N opening force, 0.05β1 m/s speed, and 20 operations per minute. Manufactured by Autonics, this Autonics Safety Door Switch belongs to the SFD Series and provides a defined 10 mm opening distance for controlled industrial automation switching.
| Brand | Autonics |
| Product Type | Safety Door Switch |
| Model Number | SFD-AB-M20 |
Autonics SFD-AB-M20 Safety Door Switch β Technical Specifications
| Specification | Value |
|---|---|
| Directing opening force | Min. 80N |
| Directing opening distance | Min. 10mm |
| Operating speed | 0.05 to 1m/s |
| Operating frequency | Max. 20/min |
| Life cycle_Mechanical | Min. 1,000,000 operations |
| Vibration_Malfunction | 0.75mm amplitude at frequency of 10 to 55Hzin each X,Y,Z direction for 10 min |
| Shock | 1,000m/sΒ² (approx. 100G) in each X, Y, Z direction for 3 times |
| Shock_Malfunction | 300m/sΒ² (approx. 30G) in each X, Y, Z direction for 3 times |
| Environment_Ambient temperature | -30 to 70β, storage: -40 to 70β |
| Environment_Ambient humidity | 35 to 90%RH, storage : 35 to 90%RH |
| Protection structure | IP67(IEC standerd, except head) |
| Material | Head: polyamide 6, case: polyamide 6, operation key: stainless steel 304 |
| Applicable cable | AWG 20-18 (0.5 to 0.75mmΒ²) |
| Sold separately | Operation key |
| Dielectric strength_Between the terminals | 2kV |
| Connection Type | M20 Connector cable |
| Rated load voltage & current | Resistive load : 6A/250VAC~, 0.6A/250VDC@(=)Inductive load : AC-15 3A/240VAC~,DC-13 0.27A/250VDC@(=) |
| Dielectric strength_Between each terminal and non-live part | 5kV |
| Insulation resistance | 100M⦠or more (500VDC megger basis) |
| Contact resistance | Max. 50mΞ© (initial value) |
| Life cycle_Electrical | Min. 100,000 operations (240VAC~ 6A) |
| Conditional short circuit current | 100A |
| Weight | Approx. 120g(approx. 80g) |
The Autonics SFD-AB-M20 Safety Door Switches is used as a mechanical safety door switch in industrial automation systems. This SFD-AB-M20 unit supports 6A resistive load at 250VAC, 80N directing opening force, and a controlled 0.05β1 m/s operating speed. It belongs to the SFD Series and is applied where reliable door position monitoring is required.
In industrial automation environments, the SFD-AB-M20 is installed on conveyors, packaging machinery, automated equipment, and assembly lines. It helps ensure machines operate only when safety doors are correctly positioned. Defined operating frequency limits and stable electrical load handling support consistent signal transmission within control and safety circuits.
The SFD-AB-M20 Autonics Safety Door Switches delivers dependable mechanical actuation and electrical switching for safety-related applications. With specified inductive and resistive load ratings, controlled operating speed, and repeatable mechanical response, it aligns with standard industrial safety requirements. This makes it suitable for continuous use in Indian industrial automation installations requiring reliable safety monitoring.
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