I-7530, I-7530A, I-7565, I-7530-FT, tM-7530, tM-7530A, tM-7565 User Manual Version 1.6
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2.2 Pin Assignment
RS-232 terminal of I-7530/tM-7530/I-7530-FT:
Pin
Description
1
N/A
2
TXD
3
RXD
4
N/A
5
GND
6
N/A
7
N/A
8
N/A
9
N/A
RS-232/485/422 terminal of I-7530A:
Pin
Description
(Y)DATA+
(G)DATA-
－－
Tx+
Tx-
Rx+
Rx-
－－
RXD
TXD
(B)GND
－－
+Vs
(B)GND
1
(Y)DATA+ (RS-485)
2
(G)DATA- (RS-485)
3
N/A
4
Tx+ (RS-422)
5
Tx- (RS-422)
6
Rx+ (RS-422)
7
Rx- (RS-422)
8
N/A
9
RXD (RS-232)
10
TXD (RS-232)
11
(B)GND (RS-232)
12
N/A
13
+Vs (10 ~ 30 V
DC
Power)
14
(B)GND (Power groud)
