Wiring Diagram - Honeywell TrolaTemp MABS EZ-2 Product Data

MASTERTROL® AUTOMATIC BALANCING SYSTEM™ (MABS®) EZ ZONE (EZ-2 AND EZ-4) CONTROL PANELS
CONTROL PANEL CONNECTIONS
2
1
Fig. 7. ML6161 Damper Motor Actuator wiring diagram.
NOTE: The R8222 relay is not required for operation, but if it
is not used, the zone damper LED will be constantly
green.
TR2
TR1
24V, 40 VA
TRANSFORMER
MODEL PMT-40
Fig. 8. Transformer wiring diagram.
NOTE: A dedicated 40 VA, 24 Vac transformer must be
used.
ZMS
SENSOR
or C7735
Fig. 9. ZoneMAX or C7735 Sensor wiring diagram.
M6
M4
M1
R8222
24V SPDT RELAY
CW
ML6161A
COM
MOTOR
CCW
M19039
C R
M19040
TL
TL
M19041A
OUTDOOR CONDENSING UNIT
COMPRESSOR RELAY
C
24V TRANSFORMER
FAN RELAY
HEAT RELAY
HVAC CONTROLS
Fig. 10. Single-stage heating and cooling equipment
NOTES:
— Electric Furnace: Set DIP switch 8 to On to ener-
gize the fan with a call for heat.
— Oil Furnace: See Fig. 11 for hookup.
— Hydro-Air: Wired similarly except the zone valve
or circulator relay is connected to the W1. (If the
circulator relay has powered terminals, an isola-
tion relay may be needed. See Fig. 11.) DIP
switch 8 must be set to On to energize the fan
with a call for heat.
HVAC CONTROLS
COOLING RELAY
C
24V TRANSFORMER
FAN RELAY
OIL
PRIMARY
T
T
Fig. 11. Oil furnace and air conditioning wiring diagram.
NOTE: The isolation relay is required to isolate the cooling
transformer from the heating transformer.
5
MABS EZ
PANEL
Y2
Y1
Y
O
R
R
G
B
G
W1
E
W
W2

wiring diagram.

MABS EZ
PANEL
Y2
Y1
Y1
O
R
R
G
B
G
W1
E
W2
R8222 24V
ISOLATION
RELAY
M19042
M19043
69-1360–2