Chapter 3 Profibus DP
Manual VIPA System 200V
3-42
HB97E - IM - Rev. 06/29
The redundant slave includes one LED row for every slave unit that are
available for diagnostic purposes The following table explains the different
colors of the diagnostic LEDs.
Label
Color Description
PW
green Indicates that the supply voltage is available on the backplane bus.
(Power).
ER
red
Turned on and off again when a restart occurs.
Is turned on when an internal error has occurred.
Blinks when an initialization error has occurred.
Alternates with RD when the master configuration is bad (configuration
error).
Blinks in time with RD when the configuration is bad.
RD
green Blinks at positive self test(READY) and successful initialization.
DE
green DE (Data exchange) indicates Profibus communication activity.
During redundant operation the active slave shows its activity via the green
RD-LED, at the passive slave the RD-LED is off. At both slaves the PW-
and the DE-LED are on.
Front view
253-2DP50
Components
LEDs
LEDs at redundant
operation
[1]
LED Status DP2
[2]
RS485 interface DP2
[3] Address
selector
[4]
LED Status DP1
[5]
RS485 interface DP1
[6]
Connector for DC 24V power
supply
PW
ER
RD
DE
IM 253 DPR
D
P
1
D
P
2
1
2
-
DC
24V
+
X1
VIPA 253-2DP50
X 2
3 4
PW
ER
RD
DE
9 9
1
2
3
4
5
6
PW
ER
RD
DE
IM 253 DPR
D
P
1
D
P
2
PW
ER
RD
DE
9 9
RD On
active
Slave
RD Off
passive
Slave
RD
DE
Description
on
on
active slave (write and read)
off
on
passive backup slave (read)
Summary of Contents for System 200V IM Series
Page 1: ...Manual VIPA System 200V IM Order No VIPA HB97E_IM Rev 06 29...
Page 2: ...Lerrzeichen...
Page 6: ...About this manual Manual VIPA System 200V Subject to change to cater for technical progress...
Page 10: ...Contents Manual VIPA System 200V iv HB97E IM Rev 06 29...
Page 18: ...Chapter 1 Basics Manual VIPA System 200V 1 6 HB97E IM Rev 06 29...
Page 136: ...Chapter 3 Profibus DP Manual VIPA System 200V 3 104 HB97E IM Rev 06 29...
Page 338: ...Chapter 8 Ethernet coupler Manual VIPA System 200V 8 34 HB97E IM Rev 06 29...
Page 344: ...Chapter 9 Bus expansion modules IM 260 IM 261 Manual VIPA System 200V 9 6 HB97E IM Rev 06 29...
