The detector is designed for detecting fire smoke, forming a notification of a fire and transferring the notification to the Astra-A RPA via Signaling Line Circuit (SLC). Compatible with control panels: Astra–812 Pro or Astra–8945 Pro (firmware version 4_0 or version above).
The detector provides measurement and transmission via SLC according to Astra-A RPA Extender parame-ters:
а) dustiness of the smoke chamber (%)
b) ambient temperature (°С)
- Astra – 42A is powered by Astra-A RPA Extender
Features
- dual-ray technology smoke chamber;
- 4-wire connection;
- powering from Astra-A RPA (24 V DC);
- testing by laser pointer Astra-942;
- transmitting dust/smoke level to the control panel via SLC;
- transmitting temperature to the control panel via SLC;
- protective cover in the delivery set.
Name |
Description |
Supply voltage |
7.5 to 27.6 V |
Maximum current consumption |
0.5 mA |
Sensitivity |
0.05-0.2 dB/m |
Response time |
10 sec. |
Controlled area |
110 sq. m |
Max installation height |
10 m |
Overall dimensions |
106x60 mm |
Operating conditions |
|
Temperature |
from -30 to +55°С |
Relative air humidity |
up to 93% at +40°С (without moisture condensation) |