Optional Accessory Wiring Schematics
TERMINAL BLOCKS IN
UNIT CONTROL CENTER
BLUE
TIMER
BLACK
RED
(CAPPED)
R
12
7
6
W1
Y2
Y1
G
C
7-Day Timer
Remote Panel
The remote panel is available with a number of different
alarm lights and switches to control the unit. The remote
panel ships loose and requires mounting and wiring in
the field. The remote panel is available with the following
options:
• Unit on/off switch
• Unit on/off light
• 7-day time clock
• Hand/off/auto switch
• Dirty filter light
• Economizer light
• Frost control light
• Wheel rotation sensor light
NC
C
NO
NC
C
NO
SUPPLY DIRTY
FILTER SWITCH
EXHAUST DIRTY
FILTER SWITCH
DIRTY FILTER
HOT
COMMON
24V
SEC
Dirty Filter Indicator
(powered by others)
C C C R R R G 4 Y1 6 7 12
S6
ECONOMIZER
S1
UNIT
ON/OFF
Unit Interfacing Terminals
C C C R R R G 4 Y1 6 7 12
C
NC
NO
SUPPLY DIRTY
FILTER SWITCH
OFF
ON
*
WHEEL ROT
A
TION
ECONOMIZER
FROST CONTROL
UNIT ON/OFF
AUTO
* = BMS, TIME CLOCK,
TSTAT, RTU, ETC.
TERMINAL BLOCKS IN
UNIT CONTROL CENTER
ON/OFF/AUTO SWITCH ALLOWS THREE MODES OF OPERATION
"ON" - UNIT IS TURNED ON MANUALLY
"OFF" - UNIT IS TURNED OFF MANAUALLY
"AUTO" - UNIT IS CONTROLLED VIA SCHEDULER OF BMS, TIME CLOCK,
TSTAT, ETC.
EXHAUST DIRTY
FILTER SWITCH
NC
C
NO
On/Off/Auto Switch & Indictor
Light Wiring
Energy Recovery Ventilator
10
®
