JOHNSON CONTROLS
49
SECTION 4 - TECHNICAL DATA
FORM 155.35-ICOM2.EN.CE/GB (1018)
DATE: 10/30/2018
4
TABLE 9 -
WRITE COMMAND
ITEM
ADDRESS
CONTENT
1
Chiller-heater operation signal
02001
ON at Chiller-heater OPERATION, PULSE
SIGNAL
2
Chiller-heater stop signal
02002
ON at Chiller-heater STOP, PULSE SIGNAL
3
Set point
00203
0050~1000 unit, 1 unit=0.1°C
User-Created
The diagrams and tables that follow detail some of the
work that must be performed by the customer to be
sure that the communication systems work properly.
LD20597f
Serial Interface
(COM2)
Connect User-Created
Cable
ITEM
CUSTOMER
JCI
REMARKS
Control panel with upper
communication function
X
Communication protocol: Modbus RTU.
Wiring work for Modbus RTU
communication
X
Attach a RS485 communication cable. See
Communication program for central
monitoring unit
X
See
communication protocol, path type, function code,
communication data address and other pertinent
information.
TABLE 10 -
SCOPE OF DELIVERY OF UPPER COMMUNICATION SYSTEM
Содержание YHAU-CE
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