Đầu báo khói quang BOSCH D273

Đầu dò báo khói quang học BOSCH D273
– Đầu dò báo khói 4-dây, sử dụng công nghệ quang học, dùng được cho các loại tủ báo cháy khác như NETWORX…
– Nguồn điện 12VDC hoặc 24VDC.
– 12 VDC or 24 VDC input
– Designed for commercial or residential use
– Four-wire application
– Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
– Removable terminal block to simplify wiring connections
– Cable connection point for voltmeter sensitivity test

Relative Humidity:

Up to 93%, non-condensing

Operating and StorageTemperature:

+32°F to +120°F (0°C to +40°C)

Radio FrequencyInterference (RFI)Immunity

No alarm or setup on critical frequencies in the range of 26 MHz to 950 MHz.

Dimensions (Diameter x H):

5 in. x 2 in. (12.7 cm x 5.1 cm)

Material:

High impact, fire retardant ABS plastic

Power-up Time:

22 sec maximum

RMS Ripple:

25% of DC input maximum

Voltage (stand-by):

10 VDC to 30 VDC

Current Draw (alarm) at 30 VDC

18 mA maximum

Current Draw (standby)

0.1 mA maximum