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Manual 2100-571A
Page 18 of 31
FIGURE 3
MV4000-BC CONTROLLER CONNECTIONS
1-STAGE (H**A/H**L SERIES) AIR CONDITIONERS – NO ECONOMIZER
WITH ALARM BOARD & CB4000 COMMUNICATION BOARD
2
E
F
2
3
E
F
3
CU, AND SILVER MUST
NOTE: ALL SENSORS ARE
POLARITY SENSITIVE. COPPER
LEAD MUST CONNECT TO
LEAD TO AG
2
NO
C
NC
1-3
2-3
3-3
1
3
R
ECON SHUTDOWN
GEN RUN ALARM/
CB4000
MV4000
CONTROLLER
REM 2
REM 1
LOCAL
AG
H2
H1
CU
AG
CU
AG
CU
F2
F1
C
W
Y1
Y2
MAIN BOARD
HUMIDITY
TERMINAL BLOCK
R
C
Y
F
A
4
5
6
8
G
MV4000 UNIT 1
TERMINAL BLOCK
8
6
5
4
A
F
Y
C
R
9
7
8
6
5
4
A
F
Y
C
R
9
3
10
2
E
G
Y2
Y1
W
1
Y
C
F
A
9
7
R
4
5
6
W
8
Y1
Y2
G
10
3
2
E
1
G
Y2
Y1
W
9
MV4000 UNIT 2
BOARD
ADVANCE
G2
G1
COPPER
SILVER
COPPER
SILVER
COPPER
SILVER
+
C
ALARM
_
TERMINAL BLOCK
2 COMP RUN ALARM
NC CONTACTS
OPEN ON ALARM
NC CONTACTS
OPEN ON ALARM
R
JUMPER
AC UNIT 1
ALARM (NC)
DIRTY FILTER
AC UNIT 2
MV4000
MIS-3061
LOCKOUT ALARM
LOCKOUT ALARM
REMOVE
SMOKE
UNIT 2
JUMPER
1
ALARM (NC)
"NC" CONTACTS -
1
FIRE/
25 FOOT TEMPERATURE
SENSORS, BARD PART
NUMBER 8612-023
UNIT 1
OPTIONAL FIELD INSTALLED
OPTIONAL FIELD INSTALLED
HUMIDITY CONTROLLER
"NO" CONTACTS - CLOSE ON RISE
DIRTY FILTER
OPEN ON ALARM
OPERATE ON DC POWER ONLY
FIRE/SMOKE
48VDC
OR CONTROLLER WILL NOT
OPTIONAL
48VDC
2
1
ALARM CIRCUIT
MUST BE CONNECTED AS SHOWN
2
ALARM - REQUIRES "J" CONTROL MODULE IN
A/C UNITS
THE "E" AND "F" CONNECTION FOR EMERGENCY
VENTILATION ARE AVAILABLE
NOTE: DC BACK-UP POWER
IS POLARITY SENSITIVE AND
REFRIGERANT PRESSURE LOCKOUT
REMOVE