PH-03R Photoelectric Switch
A compact photoelectric switch with relay contact wiring identified on the exact product label.
Product Model and Features
Commercial modelPH-03R
Label voltage18–24 V
Contact wiresNC, COM and NO
ApplicationElevator position detection
Product View

Product Information and Specifications
| Item | Specification |
|---|---|
| Commercial model | PH-03R |
| Product type | Photoelectric switch |
| Label supply marking | 18–24 V |
| Yellow wire | NC (B) |
| White wire | COM |
| Green wire | NO (A) |
| Red wire | DC/AC, as printed on the product label |
Before You Buy
- Match the complete PH-03R model and the physical label.
- Follow the equipment schematic when connecting the supply and NC/COM/NO contacts.
- Compare the body, cable exit and mounting arrangement with the installed switch.
Frequently Asked Questions
Which voltage is printed on PH-03R?
The exact product label shows an 18–24 V supply marking.
Which contact wires are identified on the label?
Yellow is marked NC (B), white COM and green NO (A).
What should be checked before replacement?
Match PH-03R, the physical mounting, cable exit and the label wiring to the installed switch and equipment schematic.