Xtralis VESDA VLS - Page 203

Commission a System
VESDA Student Workbook 8-9
Commissioning VEA overview
Initial Tests
• Run a Flow Scan on the detector:
– Using VSC select the detector
– Right-click and select Device
– Click Start
• Flow Scan:
– NOTE: This process might take up to 35 minutes
Commissioning VEA overview
• Generate a log file with all the available data and check the airflow values in the event log
for each tube as shown:
• Values must be in range of 0.3 – 0.90 litre/minute depending on the site conditions
– Less than 0.3 l/m = check tube blockage
– Greater than 0.90 l/m = check tube/connector leakage