LSIS eXP Series, eXP20-TTA User Manual

Chapter 5 Diagnostics
5-8
The RS-232C port terminal should be made as follows. (Connect the No.2 and 3 pin)
The RS-485 and RS-422/485 port terminal should be made as follows. (Only eXP40/60)
- Connect the RS-485 No.1 with RS-422/485 No.2 and No.4
- Connect the RS-485 No.6 with RS-422/485 No.1 and No.3
 eXP20/eXP30-TTA/DC does not provide for the communication diagnostics of RS-485/422 communication.

LSIS eXP Series, eXP20-TTA Specifications

General

Brand	LSIS
Model	eXP Series, eXP20-TTA
Category	Touch Panel
Language	English