DLY (DELUXE) SERIES HYDRONIC CASSETTE
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60
2. HOST COMPUTER SYSTEM INSTALLATION
2.1) Shunt jumper S7 on PCB for the last unit in network on RS485 bus. (Please refer to table 1).
2.2) Connect the power cable according to the wiring diagram
2.3) Connect line A and B on CN2 of data logger to CN2 of the last fan coil PCB according to the wiring diagram on
page 54 by using a RJ-11-6P-4C cable (please refer to Appendix I type B). Ensure Line A and B does not connect
reversely.
2.4) Each data logger contains a 3 way mini shunt jumper JP2. Short the position 2 & 3 as shown below and
connect Line A and B on CN3 to RS485 port on the computer.
2.5) If more than one data logger is used (system with more than 32 units fan coil have to be connected), connect
Line A and B on CN4 of Data logger no.1 to CN3 of Data logger no.2.
Important note: If the connection distance between Data Logger no.1 to the Last Data Logger e.g. Data Logger
no.64 excess 300 meters, short position 1 & 2 on JP2 of the last Data logger as show below:
2.6) Provide each data logger with an addressable code by closing S1 – S6 DIP switch according to the DIP switch
chart below.
Important note: Please do not close SW6 [DIP switch on PCB] under Host Computer Control System as Master-
Slave function is not applicable when using Computer Control System.
Data Logger DIP Switch address setting: 1 for ON, 0 for OFF.
ID S1
S2
S3
S4
S5
S6
1 0
0
0
0
0
0
2 0
0
0
0
0
1
3 0
0
0
0
1
0
4 0
0
0
0
1
1
5 0
0
0
1
0
0
6 0
0
0
1
0
1
7 0
0
0
1
1
0
8 0
0
0
1
1
1
9 0
0
1
0
0
0
10 0
0
1
0
0
1
11 0
0
1
0
1
0
12 0
0
1
0
1
1
13 0
0
1
1
0
0
14 0
0
1
1
0
1
15 0
0
1
1
1
0
16 0
0
1
1
1
1
17 0
1
0
0
0
0
18 0
1
0
0
0
1
19 0
1
0
0
1
0
SAKURA - Total Air Conditioning Solution
