Autonics SFN-M-020 Safety Non-Contact Door Switches
SFN-M-020 Autonics Safety Non-Contact Door Switches operate at 100 Hz frequency with non-contact sensing for industrial automation applications use. Manufactured by Autonics, this unit belongs to Autonics Safety Non-Contact Door Switches within the SFD Series, supporting 100 Hz operating frequency, non-contact operation, and approximate 100.5 g weight for compact safety installations.
| Brand | Autonics |
| Product Type | Safety Door Switch |
| Model Number | SFN-M-020 |
Autonics SFN-M-020 Safety Non-Contact Door Switches β Technical Specifications
| Specification | Value |
|---|---|
| Operating frequency | 100Hz |
| Vibration_Malfunction | 1.0 mm amplitude at frequency of 10 to 55 Hzin each X, Y, Z direction for 10 min |
| Shock | 300m/sΒ² (approx. 30G) in each X, Y, Z direction for 3 times |
| Shock_Malfunction | 300m/sΒ² (approx. 30G) in each X, Y, Z direction in output ON/OFF status for 3 times |
| Protection structure | IP67(IEC standard) |
| Material | Body/CAP: PC |
| Operation distance_OFFβON | β₯ 5 mm |
| Operation distance_ONβOFF | β€ 15 mm |
| Power supply | 24VDC@(=)Β±10% |
| Power consumption | β€ 400mA |
| Sub output | PNP open collector output - 24 VDC, 10 mA |
| Operation indicator | ON: green, OFF: red |
| Life expectancy | β₯ 20,000,000 times (with low load) |
| Protection circuit | Surge protection circuit, output short over current protection circuit, reverse polarity protection circuit |
| Dielectric strength | 1,500 VAC~ 50/60Hz for 1 minute |
| Vibration | 1.0 mm amplitude at frequency of 10 to 55 Hzin each X, Y, Z direction for 2 hours |
| Ambient temperature | -10 to 55β, storage: -20 to 60β |
| Ambient humidity | 35 to 85% RH, storage: 35 to 85% RH |
| Connection | Cable type |
| Connector type | M12 Connector |
| Insulation resistance | β₯ 50 MΞ© (500 VDC@(=) megger) |
| Weight | Approx. 100.5g(approx. 113.8g) |
The Autonics SFN-M-020 Safety Non-Contact Door Switches are electronic safety devices used in industrial automation systems for guard door monitoring. This model supports 100 Hz operating frequency and applies non-contact sensing to detect door status without mechanical wear. It belongs to the SFD Series and is integrated into safety circuits where reliable door position detection is required.
In industrial applications, SFN-M-020 Autonics Safety Non-Contact Door Switches are installed on machine guards, packaging lines, conveyors, and automated assembly equipment. The non-contact operating principle supports consistent detection during frequent machine cycles. Stable switching behavior helps maintain controlled access monitoring without physical actuator engagement or alignment wear.
SFN-M-020 Autonics Safety Non-Contact Door Switches provide dependable safety monitoring through electronic sensing and defined operating frequency. The lightweight construction supports easy installation in space-limited enclosures. As part of the SFD Series, this model reflects established Autonics manufacturing standards and is suitable for industrial automation environments requiring reliable non-contact door monitoring.
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