Communication Specification; Communication Data; Table 22 - Communication Specifications; Table 23 - Read Command - York EX Series Installation, Operation & Maintenance Instructions Manual

SECTION 4 - TECHNICAL DATA

Communication Specification

TABLE 22 - COMMUNICATION SPECIFICATIONS

Communication Protocol
Communication Path Type
IP Address
Subnet Mask
Function Code

Communication Data

TABLE 23 - READ COMMAND

ITEM
1 Set Point (Chilled/Hot water outlet
temp.)
2 Automatic stop temp. at cooling
mode (thermo-off temp)
3 Temp. difference of Automatic start/
stop control at cooling mode
4 Automatic stop temp. at heating
mode (thermo-off temp)
5 Temp. difference of Automatic start/
stop control at heating mode
6 Operation condition
7 Local/Remote mode condition
8 Solution pump condition
9 Refrigerant pump condition
10 Burner fan condition
11 Load limit condition
12 Control manipulated variable.
13 Failure signal.
14 Alarm signal
70
Modbus TCP
10BASE-T/100BASE-TX
(No. 1) 192.168.1.1, (No.2) 192.168.1.2, (No. 3) 192.168.1.3
255.255.255.0
Read Command
(Digital Signal) 0.1/Read Coil
(Analog Signal) 0.3/Read Holding Register
Write Command
(Digital Signal) 0.5/Force Single Coil
DISPLAY UNIT ADDRESS
7.0 °C 00001
5.0 °C 00003
5.0 °C 00005
62.0 °C 00007
5.0 °C 00009
0 or 1 - 00021
or 2
0 or 1 - 01001
0 or 1 - 01003
0 or 1 - 01005
0 or 1 - 01007
0 or 1 - 01009
100 % 00023
0 or 1 - 01011
0 or 1 - 01013
FORM 155.32-ICOM1.EN.GB
ISSUE DATE: 10/13/2017
CONTENT
0050~1000 unit, 1 unit=0.1°C
0040~1000 unit, 1 unit=0.1°C
0001~1000 unit, 1 unit=0.1°C
0040~1000 unit, 1 unit=0.1°C
0001~1000 unit, 1 unit=0.1°C
0:STOP, 1:COOLING OPERATION,
2:HEATING OPERATION
0:LOCAL, 1:REMOTE
0:STOP,1:OPERATION
0:STOP,1:OPERATION
0:STOP,1:OPERATION
0:NORMAL OPERATION
1:LOAD LIMIT OPERATION
-0100~1100 unit, 1 unit=0.1%
0:NORMAL OPERATION
1:FAILURE OCCUR
0:NORMAL OPERATION
1:ALARM OCCUR
JOHNSON CONTROLS