Initializing The Bus Coupler; Test And Diagnosis; Led Diagnosis - Aventics DDL Instrucciones De Servicio

92 AVENTICS | DDL | R499050020–BDL–001–AD
Commissioning and Operation
SENSOR
UV 1-4
UV 5-8
UV 9-12
DDL
RMV04-DDL BTN
7.2

Initializing the bus coupler

O
Switch on the operating voltage.
The bus system initializes itself as soon as the bus coupler
and the connected VS are provided with voltage from the
superior bus coupler.
The red DDL LED is illuminated during the configuration.
The initialization is completed after a short period and the
red DDL LED will go out. The bus coupler is now ready for
operation.
7.3

Test and diagnosis

Two types of diagnosis are available if the bus coupler has been
connected correctly:
W

LED diagnosis

W
Software diagnosis (monitoring of the connected VS by the
controller software)
7.3.1 LED diagnosis
The LEDs on the front panel of the bus coupler show the
messages from Tab. 21.
O
Before commissioning and during operation, regularly
check bus coupler functions by reading the diagnostic
displays.
Table 21: Definitions for diagnostic LEDs on the bus coupler
LED Signal
SENSOR Illuminated green
Flashes green
Off
UV 1-4 Illuminated green
UV 5-8 Flashes green
UV 9-12
DDL Illuminated red
(only the red LED is
illuminated)
Description
Voltage within tolerance
Voltage below or above tolerance
No sensor voltage
Voltage within tolerance
Voltage below or above tolerance
No DDL communication