Product Overview

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1
2
3
4
5
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7
W
G1
G2
R
C
24V
24V
D
D
8
9
10
1 - WIRES TO ‘W’ ON THE HVAC UNIT OR ‘Y’ ON HEAT PUMP
2 - WIRES TO ‘G’ (FAN) ON THE THERMOSTAT
3 - WIRES TO ‘G’ (FAN) ON THE HVAC UNIT
4 - WIRES TO ‘R’ (24V HOT) ON THE HVAC UNIT
5 - WIRES TO ‘C’ (24V COMMON) ON THE HVAC UNIT
6 - SEPARATE 24V TO POWER DAMPER
7 - 24V TO DAMPER (POWER OPEN / SPRING CLOSED
8 - DRY CONTACT EXHAUST FAN OPTION (N.O.)
9 - REMOTE DAMPER OVERRIDE OPTION (N.O.)
10- OUTDOOR THERMOSTAT AND/OR HUMIDISTAT OVERRIDE OPTION
(JUMPER MUST BE REMOVED)
100VC
FAV DIAGRAM
Connecting the CO
2
sensor to the over-ride terminals on our Fresh
Air Ventilation panel activates the On Demand Ventilation function
to provide fresh air into areas or rooms with high concentrations
of CO
2
. Contact iO HVAC Controls for engineering and installation
instructions and schematics.
The ASENSE room and duct transmitters monitor the carbon dioxide
(CO
2
) levels in industrial, school, and o󰀩ce type environments.
On Demand CO
2
Ventilation
ASENSE-R-REL
ASENSE-D-REL
Sensors sold separately
• Single beam non-dispersive infrared technology
• Relay energizes fresh air ventilation
• Combined output options of 0-5 VDC or 0-10 VDC and 0 to 20mA
• Measures the CO
2
concentration in the ambient air up to 2,000 ppm
• Limited 5 year manufacturer’s warranty