17
Model PV
e
Heat Recovery Unit
Temperature Sensors - 1K Ohm RTD
Drawing
Labels
Terminal Strip Labels
OAI
OA/Supply Inlet Temp
OAAP
OA After Plate Temp
RAI
RA/Exhaust Inlet Temp
EAP
Exhaust After Plate Temp
OAD
Supply Discharge Temp
Pressure Sensors (analog or digital)
Drawing
Labels
Terminal Strip Labels
OAF-P
OA Supply Filter Pressure
RAF-P
RA Exhaust Filter Pressure
EP-P
(2 sensors)
Exhaust Plate Pressure
OAP-P
(2 sensors)
Outdoor Air Plate Pressure
Amp - Current Sensors (analog or digital)
Drawing
Labels
Terminal Strip Labels
EF-A
Exhaust Fan Amps
OAF-A
Supply Fan Amps
Sensors Mounted by Factory
Factory mounted temperature, pressure, and current sensors are available in the locations indicated on the unit
diagram below. A list of available sensors is shown below. The specific sensors provided on a given unit are
labeled in the unit control center on the terminal strip. Sensors are wired to the terminal strip to make it easy for
the controls contractor to connect the Building Management System for monitoring purposes.
OAAP
OAF-A
OAD
SUPPLY
BLOWER
TO
INSIDE
OAI
OA
FILTER
OAF-P
FROM
OUTSIDE
FROM
INSIDE
TO
OUTSIDE
PLATE
HEAT
EXCHANGER
EAP
EF-A
EXHAUST
BLOWER
RAI
RAF-P
RA
FILTER
OAP-P
EP-P
