Johnson Controls York Smart Equipment SC-EQ, Руководство по установке

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JOHNSON CONTROLS
31
SECTION 2 - INSTALLATION
FORM 450.50-N1
ISSUE DATE: 08/19/2019
2
FIGURE 35 - SC-EQ COMM CARD CONNECTIONS FOR CHILLERS WITH THE 02550 MICROBOARD YCAL/
YCUL/YLAA/YLPA/YCWL/YCRL/YSAA
LD20016
SHIELD
(Open)
031-02550-xxx (I/O Board)
031-02630-xxx
(IPU II Board)
+
-
COM SHLD
TB1 RS485
Black Red
Black
Red
SHLD
RE
F
+ -
Communication Wiring Harnes
(Part of Installation Kit) Wired from SC-EQ EQ 485
Port to Microboard TB1 (RS-485, 4800 baud)
SC-EQ
EQ 485 Port J8
IPU-ll P1 Setup for York Talk 2:
DE Modifier Address set to -1.
DE Modifier Offset set to -1.
P1 Protocol set to API.
P1 Manual MAC Address set to -1. Some panel programs may not allow the -1 setting in which case it should be set to 0.
P1 Baud Rate set to 4800.
P1 Parity set to Odd.
Cycle power to the IPU-ll
NOTE: The IPU ll Chiller address defaults to 0, which is the Yorktalk equivalent of an ID of 1. Do not change this default ID. If you believe
this has been modified, reset it to 0. Also, set the Chiller Local/Remote setting to Remote to send commands to the chiller.
FIGURE 36 - SC-EQ COMM CARD CONNECTIONS TO YPAL (EC02)
LD20017a
YPAL
031-02497-xxx (I/O Board)
331-02496-101
(IPU I Board)
1
J4
2
3
4
5
P3
+
P3
-
GND
+5V
Equipment Cable
BACnet
MS/TP
(38400 baud)
BLACK
SHIELD
GRD
BLACK
(Open)
RED
+ - SHLD COM
SC-EQ
EQ 485 Port J8
RED
COM SHLD
+ -
SC-EQ
EQ 485 Port J8
YPAL Setup for MS/TP Bus:
DE Modifier Address set to 50.
DE Modifier Offset set to -1.
P1 Protocol set to BACnet.
P1 Manual MAC Address set to -1.
P1 Baud Rate set to 38400.
P1 Parity set to None.
P1 Stop Bits set to 1.
MAC Address Switch (SW2) set 1 ON, all others OFF.
NOTE: Do not set the Chiller address and the SC-EQ address to the same value. This causes a conflict on the MS/TP Bus resulting in no
communication between the chiller IPU I board and the E-Link Gateway.