LaserFOCUS VLF-500 Product Guide
VESDA
®
36
For code-specific information, see
Codes and Standards Information for Air Sampling Smoke
Detection
on page iv.
1. For code-specific information see
Codes and Standards Information for Air Sampling
Smoke Detection
on page iv
Area Covered
VLF-500
500 m
2
(5000 sq. ft.)
Field Wiring
Access
3 x 25 mm (1 in.) Cable entries (1 rear entry)
Terminals
0.2 mm
2
- 2.5 mm
2
(30 - 12 AWG)
Interfaces
Power In/Out.
Fire 1 Relay (changeover, 2A @ 30 VDC).
Action Relay (changeover, 2A @ 30 VDC).
Fault Relay (changeover, 2A @ 30 VDC).
General Purpose Input (clean contact).
External display port (with power limited output).
RS232 programming port.
Alarm Ranges
Alert, Action
0.025 – 2.0% obs/m (0.008 – 0.625% obs/ft.)*
Fire 1, Fire 2
0.025 – 20% obs/m (0.008 – 6.25% obs/ft.)*
Individual Delays
0 - 60 seconds
2 Threshold sets (1 & 2)
Day and night
Display
4 Alarm State Indicators (Alert, Action, Fire 1 and Fire 2).
Fault and Disabled Indicators.
10-sector Smoke Level Indicators.