What is the difference between SH-GDC-2N and SH-GDC-2P?
They use different output modes: NPN for 2N and PNP for 2P. Confirm the controller input type before ordering.
ZH-ENG · Elevator sensing
SH-GDC-2N / SH-GDC-2P Photoelectric Switch
U-shaped elevator photoelectric switch with separate NPN and PNP output selections grouped under the existing main product link.
SH-GDC-2N / SH-GDC-2P
Same U-shaped housing, label location, indicator and slot geometry as the manufacturer-labelled GDC-2 page.
Specifications
| Parameter | Specification |
|---|---|
| Supply voltage | DC 12–24 V |
| Output selection | SH-GDC-2N: NPN; SH-GDC-2P: PNP |
| Control output | <80 mA |
| No-load current | <20 mA at 24 V |
| Light immunity | 60,000 lux |
| Protection level | IP65 |
| Working temperature | −25 to +60 °C |
| Storage temperature | −25 to +80 °C |
| Relative humidity | 80–90% RH |
| Pulse interference withstand | ±2 kV, as listed |
| Overall envelope | 52 × 72 × 20 mm |
| Slot opening callouts | 30 mm width × 45 mm depth |
| Top mounting holes | Ø6.5 mm; 40 mm centre spacing |
Dimensions and installation
Selection questions
Does the same mechanical drawing apply to both outputs?
Yes. The supplied manufacturer page presents one GDC-2 mechanical envelope for the NPN and PNP selections.
Can the dimensions be estimated from the photograph?
No. Use the dimension drawing, including the 52 × 72 × 20 mm envelope and mounting-hole callouts.
Frequently Asked Questions
What type of product is SH-GDC-2N?
SH-GDC-2N is listed as Elevator Photoswitch.
Which specifications are listed for SH-GDC-2N?
Supply voltage: DC 12–24 V. Output selection: SH-GDC-2N: NPN; SH-GDC-2P: PNP. Control output: <80 mA.
What should be checked before ordering SH-GDC-2N?
Confirm the complete model suffix, supply voltage, output or contact logic, sensing distance, cable termination and mounting dimensions against the installed component, its nameplate and the approved project document before ordering SH-GDC-2N.
