Installation manual
DAN-20057315
Figure 3-14: Optional Expansion I/O Module
A. Expansion I/O Module
•
B. RS-232: RX, TX, COM
•
B. RS-485: TX+, TX- (2-wire Half Duplex)
•
C. 4-20mA Input - AI3+/- (future use)
•
D. Port Ethernet switch
—
—
—
Model 3418 GUSM
D1. Port 1
D2. Port 2
D3. Port 3
Electrical installation
June 2019
67