RA83/84/85/93/94/95 Series
Chapter 10
Operation Manual
Technical References
10.4.2 Data input/output serial line
Port name: DATA 1,2 & 3
The connector used:
Type LTWD-06PMMP-LC
Serial Data input (listener side):
The IEC61162-1 standard signal can be received
.
Input load: 470 + 150 ohms
Device: Opto-isolator
Type
TLP113
(Toshiba)
Serial Data output (talker side):
The IEC61162-1 standard signal can be transmitted.
Device:
RS422 Driver IC
Type LT1791CS (Linear Technology)
+Vcc
150
A Data Input
TLP113
470
B Data Input
IN-B 1
IN-A 1
Serial data input circuit
LT1791CS
TX Data Output
OUT-B
OUT-A
Serial data output circuit
Pin assignment on
Data Connector (Top view)
6
5
4
3
2
1
Data connector pin assignment
DATA 1,2 & 3
Pin No.
Name
1 Shield
2 OUT-A
3 OUT-B
4 IN-A
5 IN-B
6 GND
93142105-02
10-7
