LACO Technologies TITAN Test - 11.3 Serial interface RS485**

LACO PROTOCOL DESCRIPTIONS TITANTEST™
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© 2018 LACO TECHNOLOGIES, INC. - TitanTest itra01en1-07 SB.fm - 1807
11.3 Serial interface RS485**
The connection of the TITANTEST™ to a computer can be made through the
serial interface RS485.
Fig. 45: RS485 Connector
Plug: RS485 (8pin)
** Feature not available in TITANTEST™ Maintenance model
Table 50: RS-232 pin assignment**
Pin Signal Comment
1 not used
2 TXD Transmission data (galvanically insulated)
3 RXD Received data (galvanically insulated)
4free
5 GND Reference potential (galvanically insulated)
6 not used
7 not used
8 not used
9 not used
PIN 1 not used
PIN 2 +24 V (for supplying the field bus converter;
PIN 3 not used
PIN 4 not used
PIN 5 D+ (galvanically isolated)
PIN 6 GND (0 V)
PIN 7 D- (galvanically isolated)
PIN 8 not used
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