ifm
Device manual AS-i M4 Gateway Profibus DPV1 (AC1375, AC1376)
2012-02-23
Troubleshooting
AS-i system errors – error codes E10...E32
483
Error message
Cause(s)
Remedy
E24 Autoaddress
not
enabled
The master is in the "Protected mode" and detects
a slave with the address 0 on the AS-i bus.
This message is only generated if the profile of
the missing slave on the AS-i bus is identical with
the profile of the slave with the address 0 and the
"Automatic Addressing" in the master has not
been activated.
►
Activate "Automatic addressing" in the
master:
Automatic individual addressing of slaves
(
→
)
E25 Projection
error
The master is in the "Normal Operating Mode"
and detects a projection error.
Possible causes:
The profiles of the detected slaves are not
identical with the projected slaves.
One or more slaves are additionally detected
on the AS-i bus.
One or several slaves are missing on the
AS-i bus.
►
Check the detected and projected slave
profile in the menu [Slave Info].
Display slave data (
→
page
)
►
Check the entries of slaves in the lists LAS,
LDS, LPS, LPF in the menu [Slave Lists].
Display of the list of detected slaves
(LDS) (
→
page
Display of the list of projected slaves
(LPS) (
→
)
Display list of activated slaves (LAS)
(
→
)
Display of the list of slaves with
peripheral fault (LPF) (
→
)
E26
General peripheral fault
The master is in the "Normal operating mode" and
detects that at least one slave on the AS-i bus
signals a peripheral fault.
Display of the list of slaves with peripheral
fault (LPF) (
→
page
Display of slave with peripheral fault
(
→
)
Normal mode not active
The master reports that it is not in the "Normal
Operating Mode".
Possible causes:
1.
The master detects an AS-i voltage lower
than 22 V and therefore changes into the
"Offline Mode".
►
Check AS-i voltage supply on the master
and replace - if necessary
2.
The master has received a request from the
operating system to change into the "Offline
Mode".
1.
3.
The master has detected a transfer error in
the communication with the operating
system.
►
Switch PLC off and on again
►
If this does not help: Replace the device
and project again.
Other causes which can lead to the error
message directly after the device has been
switched on:
4.
Initialisation of the master after switching on
the device was not successful.
3.
5.
The master has not yet received the
projection nor the projected parameters
from the operating system.
►
Wait.
►
If too long:
4.
E27
6.
The master has not yet been started by the
operating system.
5.
E28
Status command channel
The command channel has detected an invalid
status.
Possible causes:
Overwriting of the command channel by Profibus
DPV1.
Profibus DP module 12, word 1.
►
Check request of command channel
(1st word).