Carrier AquaEdge 19XRV series Operation, Maintenance And Installation Manual page 146
Single-stage or two-stage
semi-hermetic centrifugal liquid chillers
with pic iii controls and hfc-134a
50/60 hz
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Also See for AquaEdge 19XRV series:
- Start-up, operation and maintenance instructions manual (160 pages) ,
- Installation instructions manual (76 pages) ,
- Start-up and service instructions (40 pages)
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EXT
AUTO DEMAND LIMIT
4-20mA
(OPTIONAL)
(1-5vdc)
EXT
AUTO CHILLED WATER
4-20mA
RESET (OPTIONAL)
(1-5vdc)
(RED)
EVAP ENT
WATER TEMP
(BLK)
(RED)
EVAP LVG
WATER TEMP
(BLK)
(RED)
COND ENT
WATER TEMP
(BLK)
(RED)
COND LVG
WATER TEMP
(BLK)
4
(CLR)
G.V. POSITION
8
7
FEEDBACK
(BLK)
10K
(SHIELD)
(RED)
EVAP REFRIG
LIQUID TEMP
(BLK)
REMOTE TEMP
(WHT)
RESET
(BLK)
(OPTIONAL)
(RED)
COMP'R
DISCH TEMP
(BLK)
1
(CLR)
2
COMP'R THRUST
(BLK)
BRG TEMP
3
(SPARE)
(RED)
COMP'R OIL
SUMP TEMP
(BLK)
1
(CLR)
COMP'R
2
(BLK)
MOTOR TEMP
3
(SPARE)
NOISE
SUPPRESSOR
(WHT)
SPARE TEMP #1
(OPTIONAL)
(BLK)
(WHT)
SPARE TEMP #2
(OPTIONAL)
(BLK)
(BLK)
-
OIL SUMP
(CLR)
PRESS
+
(RED)
(BLK)
-
OIL PUMP
(CLR)
DISCH PRESS
+
(RED)
(BLK)
LOAD RESISTOR
-
4.3K
RELATIVE
S
RMS
HUMIDITY
(RED)
+
(WHT)
SEE NOTE
LOAD RESISTOR
10K
LOAD RESISTOR
4.3K
JUMPER
LOAD RESISTOR
4.3K
JUMPER
(BLK)
-
EVAP PRESS
(CLR)
+
(RED)
(BLK)
-
COND PRESS
(CLR)
+
(RED)
a19-2000
Fig. 62 — Typical Electronic PIC III Control Panel Wiring Schematic
(SHIELD)
(SHIELD)
6
+
-
+
-
+
-
+
-
-
3
2
1
4
6
5
4
3
2
1
J5
J6
J7
1
2
SWITCH POSITION
1
2
3
O
3
SW "ON" = EXT 4-20mA
N
SW "OFF" = EXT 1-5Vdc
4
SW2
1 "OFF"
5
2 "ON"
6
3 "ON"
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
CCM
1
+
2
100»f
3
4
+
5
100»f
6
7
8
9
10
11
ALL SWITCHES SET
TO "OFF" POSITION
12
13
14
15
16
17
18
19
20
2
21
22
1
(GRY)
23
24
1
2
3
4
5
6
NOTE:
On all units with Frame 5 compressors and Frame 4 compressors with the
variable (split ring) diffuser option, a diffuser actuator is added and the resistor
on J3 (upper) board, terminals 11 and 12, are replaced with a transducer con-
nected to terminals 10, 11, and 12.
146
(RED)
(BLK)
(CLR)
(CLR)
(BLK)
4-20mAkw
OUTPUT
+
-
+
3
2
1
J8
SEE NOTE
(BLU)
(ORN)
L1
L2
DIFFUSER ACTUATOR
(SHIELD)
COMMON
3
(CLR)
X
G.V. INCREASE
2
(RED)
3
G.V. DECREASE
1
(BLK)
2
L1
L2
GUIDE VANE ACTUATOR
(YEL)
CB2
6
(BLK)
(BLK)
5
(
B
R
N
)
(
B
L
K
)
3
1
4
(BLU)
3C
(BRN)
3
(BLK)
C2
C1
2
(WHT)
2C
C2
C1
1
(ORN)
1C
(BRN)
(BRN)
(WHT)
(
S
H
I
E
(RED)
(
C
L
R
)
(
B
L
K
)
(RED)
(GRY)
J7
6
J1
(RED)
(RED)
5
(GRY)
4
CB1
(GRY)
(BLK)
3
(CLR)
2
(GRY)
(RED)
1
J8
SERVICE
(WHT)
(BLK)
(YEL)
(BLK)
(WHT)
(RED)
(BLK)
(CLR)
(BLK)
VFD COOLANT
*
SOLENOID
(BRN)
(
C
L
R
)
HGBP (OPTIONAL)
(
W
H
T
)
(BRN)
COMP'R OIL PUMP
(WHT)
(RED)
COMP'R OIL HEATER
(GRY)
NOTE: GND SHIELDS AT THIS END ONLY
L
D
)
(
S
H
I
E
L
D
)
+
(RED)
G
(
W
H
T
)
(
B
L
K
)
-
SP
1
2
ALARM
R
ICVC
24VAC
-
G
+
STOP
C
C
N
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