Xiamen Online Union Technology Co., Ltd
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KEYENCE GS-51PC Power-to-release Standard type PNP M12 connector type:
The KEYENCE GS-51PC is a mechanically locked safety door switch sensor designed for industrial safety applications. As part of KEYENCE’s GS series, it complies with international safety standards (e.g., EN ISO 13849-1, IEC 61508) and is ideal for monitoring safety doors in machinery, automated production lines, and high-risk environments.
| Parameter | Details |
|---|---|
| Model | GS-51PC |
| Type | Mechanically locked, standard type, PNP output, M12 connector |
| Cable Configuration | M12 connector, 8-core, 0.3 m length (customizable) |
| Output Modes | Transistor output × 2, max load current 150 mA, residual voltage ≤2.5 V (at 5 m cable) |
| Response Time | 220 ms (locking/unlocking), may extend with cascading connections |
| Mechanical Durability | 1 million+ cycles (at 1 m/s door speed), 1 Hz operating frequency, min door radius 250 mm |
| Safety Certifications | EN ISO 13849-1 (PLd/PLe), IEC 61508 (SIL2/SIL3), ISO 14119 (Type 4) |
| Environmental Rating | IP65/67/69K, operating temp -20°C to +55°C, vibration/shock resistant (10–55 Hz, 30G) |
| Power Supply | DC24 V ±20%, 3.4 W consumption (10.5 W peak for 0.2 s) |
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