BENEFITS
 
Monitor In-Duct Ionization Levels
 
20,000 to 2 Million Ions/cc
 
Input Voltage 12 to 24 VAC or VDC
Auto calibration, auto zero, 0-10 VDC analog output for Building
Automation System (BAS) monitoring 24/7, watchdog timer, bi-color
operation status LED, field selectable ion sensing range as well as a
jumper for BAS selectable polarity sensing.