Troubleshooting TOPAX® MC
38
© Lutz-Jesco GmbH 2020
BA-46020-02-V04
Multi-Channel Controller
TOPAX
®
MC
Operating instructions
11 Troubleshooting TOPAX
®
MC
See below for information about how to rectify faults on the device or the
system. If you cannot eliminate the fault, please consult with the manu-
facturer on further measures or return the device for repair.
Fault
Possible cause
Remedy
The device loses all settings after it has been
disconnected from the network and then
reconnected.
The battery is empty.
n
Check that the battery is really empty. To do
so, navigate to the menu System >
Information > System values. You can view
the battery voltage under “Battery”. If the
voltage is under 2.9 V, change the battery.
n
Replace the battery (see chapter 10.4
“Battery” on page 35).
The device is off.
The power supply has been interrupted.
Restore the power supply.
The device fuse is defective.
Replace the fuse (see chapter 10.5 “Replacing
the fuse” on page 36).
The sensor error is displayed as an alarm.
The sensor has not been installed correctly.
Make sure that the sensor has been connected
correctly (see chapter 7.5 “Connecting sensors”
on page 14).
The signal cable to the sensor has a break.
Replace the signal cable.
Tab. 28: Troubleshooting
