Sensor location, Fig. 5, Room 1 room 2 – L.B. White FA-MCS-D User Manual
Page 6

Sensor Location
ZONE 1
CYCLE COMP
SENSOR FAIL
RESET
LLL
CYCLE COMP
SENSOR FAIL
RESET
ZONE 2
Each SmartBox
™
controls two zones of heat, two heaters
per zone . One SmartBox
™
sensor may be used for each
zone of heat, however two sensors are used for optimum
temperature management..
Use only the L.B.White SmartBox
™
sensors provided
with the SmartBox
™
, or order replacements as
needed. Do not use sensors from other controller
s y s t e m s a s t h e s e a r e n o t c o m p a t i b l e w i t h t h e
L.B.White SmartBox
™
.
See below for proper SmartBox
™
sensor location.
ENABLE SIGNAL FROM ROOM
CONTROL FOR HEAT ZONE 1
SmartBox™ SYSTEM DIAGRAM
FORCED AIR- TWO ROOM CONTROL
ZONE 1 CONTROL
SIGNAL
T
O GAS V
AL
VE
FIG. 5
6
* SOLDER AND WRAP WITH ELECTRICAL TAPE THE CONNECTION BETWEEN THE
SmartBox™ SENSOR AND THE 2 WIRE CONDUCTOR LEADING BACK TO THE SmartBox™
120 VAC POWER SUPPLY TO
SmartBox
™ AND HEATERS
ROOM 1
CONTROLLER
HEAT ZONE 1
ROOM 2
CONTROLLER
HEAT ZONE 2
ENABLE SIGNAL FROM ROOM
CONTROL FOR HEAT ZONE 2
ROOM 1
ROOM 2
GUARDIAN WITH
Smart Sense™
ROOM 1 ROOM SENSOR(S)
SmartBox™ SENSOR(S) ZONE 1 LOCATED WITHIN 6 IN. OF EXISTING
ROOM SENSOR AND AT SAME HEIGHT
ROOM 2 ROOM SENSOR(S)
ZONE 2 CONTROL
SIGNAL
T
O GAS V
AL
VE
ZONE 1- 120 V
AC T
O HEA
TER
ZONE 2- 120 V
AC T
O HEA
TER
*
*
SmartBox™ SENSOR(S) ZONE 2 LOCATED WITHIN 6 IN. OF EXISTING
ROOM SENSOR AND AT SAME HEIGHT
GUARDIAN WITH
Smart Sense™