Johnson Controls York Smart Equipment SC-EQ - FIGURE 30 - SC-EQ COMM Card to Yorktalk II Equipment Connections

JOHNSON CONTROLS
27
SECTION 2 - INSTALLATION
FORM 450.50-N1
ISSUE DATE: 08/19/2019
2
LD20011
S1
1
0
23
4

5
87
96
031-01095-xxx
(MASTER)
JP19
TB7
RS485
RS232
TB8
SHIELD
RED
BLACK
(Open)
SC-EQ
EQ 485 Port J8
+
-
COM
SHLD
GRD
Equipment Cable
York Talk 2
RS485
(4800 baud)
RED
BLACK
BAS +
BAS +
BAS -
GND
SHLD
485-
485+
Rotary Switch
(Chiller ID=0)
Jumper
S1
1
0
23
4

5
87
96
031-01095-xxx
(MASTER)
JP19
TB7
RS485
RS232
TB8
SHIELD
RED
BLACK
(Open)
SC-EQ
EQ 485 Port J8
+
-
COM
SHLD
GRD
Equipment Cable
York Talk 2
RS485
(4800 baud)
RED
BLACK
BAS +
BAS +
BAS -
GND
SHLD
485-
485+
Rotary Switch
(Chiller ID=0)
Jumper
S1
1
0
23
4

5
87
96
031-01095-xxx
(SLAVE)
JP19
TB7
RS485
RS232
TB8
BAS +
BAS +
BAS -
GND
SHLD
485-
485+
Rotary Switch
(Chiller ID=0)
Jumper
RED
SHIELD
RED
BLACK
Equipment
Slave Micro
Board Cable
SC-EQ
EQ 485 Port J8
+
-
COM
SHLD
031-01793-000
or
031-02050-000
(Slave)
TB1
TB6
V25
SHD
GND
SHD
GND
RED
BLACK
SHIELD
RED
BLACK
(Open)
GRD
SC-EQ
EQ 485 Port J8
+
-
COM
SHLD
RED
BLACK
SHIELD
RED
BLACK
S1
1
0
23
4

5
87
96
031-01095-xxx
(Master)
JP19
TB7
RS485
RS232
TB8
BAS +
BAS +
BAS -
GND
SHLD
485-
485+
Rotary Switch
(Chiller ID=0)
Jumper
Equipment Slave
Micro Board
Cable
Equipment Cable
York Talk 2
RS485
(4800 baud)
Note: The 1793 slave chiller ID is always set to the master address +1.
FIGURE 30 - SC-EQ COMM CARD TO YORKTALK II EQUIPMENT CONNECTIONS
NOTE: See Table 2 on page 13 for board cross-reference.