Figure 21: Eev Controller Elementary Diagram - York YLAA0041 Installation Operation & Maintenance

Air-cooled scroll chillers with brazed plate heat exchanger style b (60 hz) 4 to 12 fan 40 ton to 230 ton 140 kw to 800 kw
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Section 5: Technical data
035-21499-105
Rev C
P15 TO MICROBOARD
TO SYSTEM #1 EEV
T3
FROM TRANSFORMER -1T
P15 TO MICROBOARD
TO SYSTEM #2 EEV
T3
FROM TRANSFORMER -1T

Figure 21: EEV Controller Elementary Diagram

90
Connection - EEV option
INPUT CONFIGURATION
J15-3
S+
J15-7
S-
OPN
CLS
REF
BLK
B
WHT
W
GRN
G
RED
R
42
24V+
43
24V-
INPUT CONFIGURATION
J15-4
S+
J15-8
S-
OPN
CLS
REF
BLK
B
WHT
W
GRN
G
RED
R
42A
24V+
43A
24V-
=1-EEVC
0-10V
STEP-1
OFF
STEP-2
OFF
STEP-3
OFF
POLARITY
BI
DIRECTION
STD
RESPONSE TIME
STD
PULSE PER SECOND
200pps
VALVE OPERATION
STD
=2-EEVC
0-10V
STEP-1
OFF
STEP-2
OFF
STEP-3
OFF
POLARITY
BI
DIRECTION
STD
RESPONSE TIME
STD
PULSE PER SECOND
200pps
VALVE OPERATION
STD
Form 150.72-ICOM6
Issue date: 12/19/2023
LD27951
Johnson Controls

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