Commissioning The Bus Coupler - Aventics SERCOS III Instrucciones De Servicio

78 AVENTICS | SERCOS III | R412012610–BDL–001–AB
Commissioning and Operation
Table 12: Meaning of the diagnostic LEDs on the bus coupler
LED Signal
U /DIA Green
L
Red
Off
U Green
Q1
Red
Off
U Green
Q2
Red
Off
L0/A0 Green
Yellow
Off
L1/A1 Green
Yellow
Off
1)
This display appears only as long as the overloaded output is controlled or as long as the total current of the sensor
supply is exceeded.
Description
Logic supply available
Valve or sensor supply overload (group diagnosis)
No logic supply available
Valve supply U OK
Q1
Low voltage (12 V < U
Valve supply U < 12 V
Q1
Valve supply U OK
Q2
Low voltage (12 V < U
Valve supply U < 12 V
Q2
Connection ("link") and data exchange ("activity") with participant at
plug X71
Connection ("link") with participant at plug X71
No connection ("link") with participant at plug X71
Connection ("link") and data exchange ("activity") with participant at
plug X72
Connection ("link") with participant at plug X72
No connection ("link") with participant at plug X72
7.4

Commissioning the bus coupler

Before commissioning the system, the following steps must
have been carried out and completed:
W
You have assembled the valve terminal and the bus coupler
(see "Assembling the valve system with the bus coupler" on
page 61).
W
You have connected the bus coupler (see "Connecting the
bus coupler electrically" on page 62).
W
You have made presettings and configured the system (see
"Making presettings" on page69).
W
You have configured the bus master so that it actuates the
valves correctly.
< 21.6 V/20.4 V (S3.4))
Q1
< 21.6 V/20.4 V (S3.4))
Q2
1)