The Xtralis VESDA VSR-2220 is a VESDA 19" subrack fitted with three display modules and one blanking plate. Subracks let VESDA displays, programmers and VESDAnet sockets be centralised in one place, for example a control room, and are installed in the glass-fronted VESDA 19" rack enclosure.
Key features
- 19" subrack with three VESDA display modules and one blank position
- Centralised status indication and control of VESDA zones over VESDAnet, the fault-tolerant RS485 communications loop
- Each display module can be configured to drive relays for fault-tolerant signalling of Fire and Fault conditions
- Fits the VESDA 19" rack enclosure (VRE-100), which holds up to 3 subracks
- Display modules have a 20-segment bar graph, numeric display, alarm LEDs and built-in sounder
Technical specifications
- Part number: VSR-2220 (VESDA subrack 19" with 3 displays)
- Width: 19 in (482 mm) rack format
- Display module supply: 18–30 VDC
- Display module only @ 24 VDC: 1.6 W / 60 mA quiescent, 2.2 W / 80 mA in alarm
- Operating temperature: 0 °C to 39 °C
