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TCS-NET Modbus Protocol Conversion Interface
7
Trial Operation Check
Before starting trial operation
• Set the indoor unit central control address so that it does not match any other indoor unit addresses.
• Be sure to press the reset switch SW7 on the TCB-IFMB640TLE when the indoor unit central control address
setting has been changed or added.
Trial operation
(1) Check the communication status between TCB-IFMB640TLE and indoor unit or TCB-IFCG1TLE with LED5.
Check that the communication between TCB-IFMB640TLE and each indoor unit or TCB-IFCG1TLE connected
is normally performed by selecting an indoor unit or TCB-IFCG1TLE using SW1 to SW3.
Confirming procedure:
• Set bit1 of SW3 to "ON" during normal operation.
• Set the central control address of the target indoor unit with SW1 and SW2. Set SW1 and SW2 according to
the "Indoor unit central control address and SW1/SW2 setting" table below.
• Communication status is displayed by LED5.
Communication status with indoor unit
Normal
Error
Invalid indoor unit
(Example)
Check the communication status of indoor unit with a central control address of 41.
Set bit1 of SW3 to "ON", SW2 to "2" and SW1 to "8".
Indoor unit or TCB-IFCG1TLE central control address and SW1/SW2 setting
Indoor unit
central control
SW2 SW1
address
1
0
2
0
3
0
4
0
5
0
6
0
7
0
8
0
9
0
10
0
11
0
12
0
13
0
14
0
15
0
16
0
LED5
Lighting
Blinking
Light off
Indoor unit
central control
SW2 SW1
address
0
17
1
1
18
1
2
19
1
3
20
1
4
21
1
5
22
1
6
23
1
7
24
1
8
25
1
9
26
1
A
27
1
B
28
1
C
29
1
D
30
1
E
31
1
F
32
1
– 11 –
Remarks
Communication with the indoor unit was established
previously, but is disabled currently.
Communication with the indoor unit has never been
established.
Indoor unit
central control
SW2 SW1
address
0
33
2
1
34
2
2
35
2
3
36
2
4
37
2
5
38
2
6
39
2
7
40
2
8
41
2
9
42
2
A
43
2
B
44
2
C
45
2
D
46
2
E
47
2
F
48
2
Installation Manual
Indoor unit
central control
SW2 SW1
address
0
49
3
1
50
3
2
51
3
3
52
3
4
53
3
5
54
3
6
55
3
7
56
3
8
57
3
9
58
3
A
59
3
B
60
3
C
61
3
D
62
3
E
63
3
F
64
3
EN
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
10-EN
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