Industrial Gaussmeter IGM11 Operating Instructions
Chapter 9 Serial Interfaces
Page 47 / 106
MAGSYS
magne t
systeme
Version 01/2013
© 2013 MAGSYS magnet syste
me GmbH - All Rights Reserved.
EIA-485 Connector
Connector
Input/Output
Function
4
Data line A(-)
Bus connection negative
9
Data line B(+)
Bus connection positive
8
5 V (max. 50 mA)
Voltage supply for external terminal
resistance
5
-
Ground (GND)
Figure 21 EIA-485 Connector J4
Trial Version
Subje
ct to chan
ge