Setting Rs-422A/Rs-485 Termination; Switch Setting - EverFocus ED2250S/P Owner's Instructions Manual

Setting RS-422A/RS-485 termination

As it is shown in the structure map, when Controller and RS-422A/RS-485
is connected it should be terminated according to the Cable feature of
impedance on the each end of the transmitting line to transfer the signals in
long distance by controlling the reflection of the signals to the lowest.
Division
<RS-485 Half Duplex Organization>
Termination: using numbers 1 and 2 PIN, turn to ON and it will be terminated.
Division
<RS-422A/RS-485 Full Duplex Organization>
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Receiver Address
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
n < 128 15
16
17
Termination
18
SW1-ON
19
20
21
22
23
24
25
26
27
28
29
30
31
n < 128 32
33
34
Division
35
SW1-ON
36
SW2-ON
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55

SWITCH SETTING

SW500-1 SW500-2 SW500-3 SW500-4 SW500-5 SW500-6 SW500-7
OFF OFF OFF OFF OFF OFF OFF
ON OFF OFF OFF OFF OFF OFF
OFF ON OFF OFF OFF OFF OFF
ON ON OFF OFF OFF OFF OFF
OFF OFF ON OFF OFF OFF OFF
ON OFF ON OFF OFF OFF OFF
OFF ON ON OFF OFF OFF OFF
ON ON ON OFF OFF OFF OFF
OFF OFF OFF ON OFF OFF OFF
ON OFF OFF ON OFF OFF OFF
OFF ON OFF ON OFF OFF OFF
ON ON OFF ON OFF OFF OFF
OFF OFF ON ON OFF OFF OFF
ON OFF ON ON OFF OFF OFF
OFF ON ON ON OFF OFF OFF
ON ON ON ON OFF OFF OFF
OFF OFF OFF OFF ON OFF OFF
ON OFF OFF OFF ON OFF OFF
OFF ON OFF OFF ON OFF OFF
ON ON OFF OFF ON OFF OFF
OFF OFF ON OFF ON OFF OFF
ON OFF ON OFF ON OFF OFF
OFF ON ON OFF ON OFF OFF
ON ON ON OFF ON OFF OFF
OFF OFF OFF ON ON OFF OFF
ON OFF OFF ON ON OFF OFF
OFF ON OFF ON ON OFF OFF
ON ON OFF ON ON OFF OFF
OFF OFF ON ON ON OFF OFF
ON OFF ON ON ON OFF OFF
OFF ON ON ON ON OFF OFF
ON ON ON ON ON OFF OFF
OFF OFF OFF OFF OFF ON OFF
ON OFF OFF OFF OFF ON OFF
OFF ON OFF OFF OFF ON OFF
ON ON OFF OFF OFF ON OFF
OFF OFF ON OFF OFF ON OFF
ON OFF ON OFF OFF ON OFF
OFF ON ON OFF OFF ON OFF
ON ON ON OFF OFF ON OFF
OFF OFF OFF ON OFF ON OFF
ON OFF OFF ON OFF ON OFF
OFF ON OFF ON OFF ON OFF
ON ON OFF ON OFF ON OFF
OFF OFF ON ON OFF ON OFF
ON OFF ON ON OFF ON OFF
OFF ON ON ON OFF ON OFF
ON ON ON ON OFF ON OFF
OFF OFF OFF OFF ON ON OFF
ON OFF OFF OFF ON ON OFF
OFF ON OFF OFF ON ON OFF
ON ON OFF OFF ON ON OFF
OFF OFF ON OFF ON ON OFF
ON OFF ON OFF ON ON OFF
OFF ON ON OFF ON ON OFF
ON ON ON OFF ON ON OFF
SW500-8
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
E
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
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