Manual 2100-574
Page 15 of 23
FIGure 2mD4000-bc cOntrOller cOnnectIOns1-staGe (h**a/h**l serIes) aIr cOnDItIOnersWIth (ecOnWmt) ecOnOmIzersanD WIth alarm bOarD & cb4000 cOmmunIcatIOn bOarD
2
E
F
2
3
E
F
3
C
3
2
1
3-3
2-3
1-3
NC
NO
CU,ANDSILVER MUST
NOTE:ALL SENSORSARE
POLARITYSENSITIVE.COPPER
LEADMUSTCONNECT TO
LEADTO AG
NO
NUMBER8612-023
DIRTYFILTER
48
CB4000
4
CONTROLLER
REM2
REM1
LOCAL
AG
H2
H1
CU
AG
CU
AG
CU
F2
9
27
F1
C
W
Y1
Y2
G
R
C
Y
F
_
FIRE/SMOKE
A
4
5
ECONFAIL
8
9
8
6
5
4
A
F
6
C
R
9
C
R
2
47
46
G
Y2
HUMIDITY
BOARD
ADVANCE
G2
G1
SMOKE
COPPER
SILVER
COPPER
Y1
ALARM (NC)
GENRUN ALARM/
ECONFAIL
W
C

UNIT 1

W
SILVER
COPPER
1
2COMPRUN ALARM
ALARM
45

UNIT 2

46
OPTIONALFIELD INSTALLED
OPENON ALARM
NOTE:DCBACK-UP POWER
FIRE/
"NO"CONTACTS - CLOSE ON RISE
+
27
BLUE/WHITE
Y
ALARM (NC)
48VDC
ORCONTROLLER WILL NOT
30
48VDC
OPTIONAL
OPERATEON DC POWER ONLY
ALARM (NC)
SILVER
44
43
42
10
TERMINALBLOCK
ECONSHUTDOWN
3
REMOVE
JUMPER
1
HUMIDITYCONTROLLER
ALARMCIRCUIT
MUSTBECONNECTEDAS SHOWN
JUMPER
R
R
41
42
43
44
45
46
7
8
6
5
4
A
F
Y
C
R
9
3
10
2
E
4
OPTIONALFIELD INSTALLED
"NC"CONTACTS -
ISPOLARITY SENSITIVE AND
REMOVE
SPYDERECON

ACUNIT 1

YELLOW/RED
RED/WHITE
BLACK/WHITE
BLUE
YELLOW
YELLOW/WHITE
PURPLE
BLUE/WHITE
BROWN/WHITE
R
C
NO
9
26
28 DIRTYFILTER
G
30
ALARM (NC)
Y2
15
25FOOTTEMPERATURE
ORANGE
LOCKOUTALARM
LOCKOUTALARM
41
42
43
44
45
46
47
48
UNIT 2
45
44
43
42
41

DISPLAY 1

1 2 34 321

DISPLAY 2

4
ORANGE15
10
28
26
Y1
SENSORS,BARD PART
1
UNIT 1
SPYDERECON
RED/WHITE
BLACK/WHITE
BLUE
YELLOW
YELLOW/WHITE
PURPLE
BROWN/WHITE
YELLOW/RED

ACUNIT 2

1
E
2
3
10
G
Y2
Y1
8
W
6
5
4
R
7
9
A
F
C
Y
41
NCCONTACTS
OPENON ALARM
NCCONTACTS
OPENON ALARM
3

3

VENTILATIONARE AVAILABLE
A/CUNITS
THE"E" AND "F" CONNECTION FOR EMERGENCY
ALARM - REQUIRES"J" CONTROL MODULE IN

2

MIS-3093

1REFRIGERANTPRESSURE LOCKOUT
USESHIELDED CABLE OR EQUIVALENT.
CONNECTSHIELD AT SPYDER ONLY

MD4000

MD4000UNIT 2
TERMINALBLOCK
MD4000UNIT 1
TERMINALBLOCK
MD4000
MAINBOARD