Pack of 20 Diamond Cutting Discs (22mm) for Dremel Rotary Tool, Mini Diamond Coated Cutting Discs, with 4 x 3mm Mandrels and Screwdriver, for Glass, Stone, Tiles

Specification: 1 radius security detector, IP 55 non-waterproof, wall mounting. Power supply 12/24V AC DC, NO (Normally Open) Output NC (Normally Closed) COM (Common) Operating temperature: -10°C to 70°C
With the solar filter, it can work in headlight and strong light conditions, working distance 15m - 25m, the range can be reduced by 30% in bad weather
Application: compatible with most brand door openers such as Nice, BFT, CAME, FAAC, HORMANN, CARDIN etc. It also works for security alarm system for access control.Make sure the controller board supports the Normal Open or Normal Close clean contact signal from the sensors
Function: The infrared photocell will ensure the motor/operator automatically stops or reverses if an object is detected when closing the door
Installation mode: The 135° rotatable electronic board allows for misaligned installation.The optimal installation height should be greater than 20cm, and the relative distance between transmitter and receiver should be greater than 2m
Packaging: pair of photocells (transmitter and receiver), wall installation screws, multi-language instructions.
Note: Please install it away from the motor, because interference from the motor in operation may cause reduced detection range or even malfunction.
Note: Will not replace the photocells like BlueBUS or photocells whose receiver only has 2 terminals for the cables. The receiving part of my photocell requires 4 cables. It is an infrared photocell, not laser, nor reflector type.