Field Controls FAVC Installation Manual page 4

Fresh air ventilation control
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Thank you for purchasing the Fresh Air Ventilation Control
is compatible with any HVAC system having accessible 24VAC R, C, W, Y, G terminals.
DANGER
• To prevent serious injury from electrical shock, this product must be installed by a qualified agency.
• 120 VAC can cause serious injury from electric shock. Some installations may require electrical
connections to line voltage sources.
• Before installing the FAVC, turn off all power to your HVAC system.
• When servicing FAVC system or components attached to FAVC system, turn off all power to these
items.
CAUTIONS
• Read entire manual and follow all instructions carefully.
• Follow all local electrical codes during installation.
• All wiring must conform to local and national electrical codes.
• Use caution when mounting components to surfaces that may have concealed wiring beneath the surface.
• Do not mount the FAVC controller on the supply plenum or supply ductwork.
• Do not mount the FAVC controller immediately downstream from any fresh air intake port, humidifi er or
bypass outlet. False humidity conditions will cause the FAVC controller to operate incorrectly.
• Do not use the ventilation system for removal of fl ammable fumes or gases.
• Do not install ventilation controller in an outdoor location and/or wet location.
• Do not obstruct or cover the fresh air intake or air outlet of the ventilation system.
• Provisions should be made for make-up air requirements based on recommendations set forth by governing
agency to meet applicable building codes and ventilation standards.
WARNING
• Sharp metal edges (ductwork) can cause serious injury from cuts.
• Wear appropriate gloves when cutting, drilling and grinding plenum openings and handling ductwork.
• Wear appropriate eye protection when drilling, grinding and/or cutting ductwork.
FAVC SPECIFICATION: Power Requirements (Class 2 Appliance)
Input Voltage
Minimum VA Required
Wiring Requirements
Operating Temperature Range
Operating Humidity Range
Outputs
Fan Output GF (Maximum Load Current):
Vent (V, V) (Maximum Load Current):
Exhaust (E, E) (Maximum Load Current):
Inputs
Fan Input GT (Monitor Circuit Current):
Heat Input W (Monitor Circuit Current):
Isolated Inputs (Monitoring)
Appliances #1 - 4
(A1, A2, A3, A4, A1C, A2C, A3C, A4C):
P/N 780100700 07/18 Rev F
(FAVC) by Field Controls. This ventilation controller
TM
20-30 VAC
1.7 VA @ 24 VAC (full load current at nominal 24 VAC)
Supplied by the HVAC power source
18-22 AWG, 24 VAC (Min)
10°F to 160°F
5 to 95% RH (non-condensing)
Maximum Load
3A inductive @24VAC (thermostat fan signal)
3A inductive @24VAC (unsourced and isolated)
3A inductive @24VAC (unsourced and isolated)
5mA @24VAC (sourced from thermostat fan signal)
5mA @24VAC (sourced from thermostat W signal)
5mA @24VAC, TVS protected (requires common connection)
Page 4 of 36

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