Proton SL mini Series - Profibus Communications; PROFIBUS Interface; PROFIBUS LED Indicator

Page 63 of 85
SL mini and SLR mini-i4 Series Speed and Length Gauges Instruction Manual - issue 3h
PROFIBUS COMMUNICATIONS
This communications interface operates independently of the other communications interfaces and
may be used at the same time as them.
PROFIBUS interface
The PROFIBUS interface may be accessed through the following pins:
Connector type: DB44 male (socket)
Functional
group
Pin
Designation
Description
Notes
Shield
S
Shield
Shield
Connect to cable and plug shields
PROFIBUS
Industrial
bus
9
Vbus
+5V
10
GNDbus
GND
I-bus ground reference
7
PROFI A
A
8
PROFI B
B
PROFIBUS LED indicator
i-BUS
LED status
Indication
Continuous green
Online
PROFIBUS communications
Continuous red
Communication error
Extinguished
No communication