Omron NSH5 Operation Manual page 70

Nomenclature and Functions
RS-422A Connector
RS-232C Connector
Pin No.
1 1
1
2 2
2
3 3
3
4 4
4
5 5
5
6 6
6
7 7
7
8 8
8
Pin No.
1
2
3
4
5
6
7
8
9
10
1 1
20 20
2 2 11
21 21
3 3
12
22 22
4 4 13
23 23
5 5
14
24 24
6 6
15
25 25
7 7
16
26
26
8 8
17
27 27
9 9
28 28
18
10 10
29 29
19
11 11
30 30
20
12 12
31 31
21
13 13
32 32
22
14 14
33 33
23
15 15
34 34
24
16 16
35 35
25
17 17
36 36
18 18 26
37 37
19 19
27
28
29
30
31
32
33
34
35
36
37
Signal Contents
RDB+ Receive Data B
RDA− Receive Data a
SDB+ Send Data B
SDA− Send Data A
RSA− Request Send A
RSB+ Request Send B
SG 0 V
FG Frame ground
Signal Contents
S1 Station ID line 1
S2 Station ID line 2
0 V (SG) Station ID line 0 V
CONECT1 Cable Connection Confirmation Line
NC Not connected
RD Receive Data
SD Send Data
NC Not connected
SWCOM Function switch common
F6 Function switch F6
F1 Function switch F1
NC Not connected
ENB1A1 Enabling switch line 1
ENB2A1 Enabling switch line 2
EMG1A1 Stop switch line 1
EMG2A1 Stop switch line 2
NC Not connected
0 V 0-V Power Supply Input
24 V +24-V Power Supply Input
S3 Station ID line 3
S4 Station ID line 4
CONECT2 Cable Connection Confirmation Line
NC Not connected
0 V (SG) Secondary Ground
RS Request Send
CS Clear to Send
NC Not connected
NC Not connected
F7 Function switch F7
F2 Function switch F2
NC Not connected
ENB1A2 Enabling switch line 1
ENB2A2 Enabling switch line 2
EMG1A2 Stop switch line 1
EMG2A2 Stop switch line 2
NC Not connected
FG Frame ground
Section 4-2
49