25
VAPOR-LOGIC
®
VERSION 6 INSTALLATION AND OPERATION MANUAL
Terminal P15:
24vac = Power to combustion air switch
CAsw = Combust . air sw . (24vac input)
24vac = Power to power vent switch
PVsw = Power vent switch (24vac input)
Terminal
P15
AREA-TYPE AND SDU DISPERSION FANS
Connect wiring for Area-type and Space Distribution Unit (SDU) dispersion fans
by inserting the wire into the terminal block plug at P16 (labeled SDU) . Tighten
screws .
OPTIONAL COMBUSTION AIR SWITCH AND POWER VENT (GTS SYSTEMS)
Connect wiring for GTS combustion air switch and/or GTS power vent by
inserting wires into the terminal block plugs at P15 and P16 . Tighten screws .
Remove shunt on J403 (combustion air) or J404 (power vent) if it is installed .
The combustion air switch is on the combustion air damper . The power vent
switch indicates airflow at the power venter .
INSTALLATION
Key
Control circuit wiring
Field wiring
Optional factory
Optional field
Break to external
connections diagram
Contacts rated 230
VAC/3 AMP or 30
VDC/3 AMP, optional
by others
Vapor-logic relay #1
Vapor-logic relay #2
P12
P16
Normally open #2
Normally open #1
Common #1
Common #2
Step 1 – Field wiring
FIGURE 25-1: VAPOR-LOGIC PROGRAMMABLE RELAY WIRING CONNECTIONS
FIGURE 25-2: TERMINAL P15