iso1685DP_D00272_02_M_XXEN/07.2017
47
13. Alarm messages
Alarm message
Description
Actions
Reference
LED indicators
Alarm 1 (insulation fault)
The insulation resistance is lower than the
response value
R
an1
• Determine cause of the insulation fault and eliminate it.
See chapter
ALARM 1 is lit
Alarm 2 (insulation fault)
The insulation resistance is lower than the
response value
R
an2
• Determine cause of the insulation fault and eliminate it.
See chapter
ALARM 2 is lit
Connection system
Connection fault system
(available from software version 2.x)
• Check the wiring of terminals L1/+, and L2/– to the IT system
• Press the test button
• Check mains voltage
• Check fuses
See chapter
ALARM 1 + ALARM 2
flash in common
mode
Connection PE
Connection fault. E/KE not connected to PE
• Check the wiring of terminals E and KE to earth (PE)
• Press the test button
See chapter
ALARM 1 + ALARM 2
flash in common
mode
Device error x
Internal device error
• Press the TEST button
• Switch the supply voltage off and on
• Contact Bender service
SERVICE is lit
Overtemperature
coupling
Overtemperature coupling terminal L1/+ or L2/–
• Check mains voltage level. The device connects itself again
automatically after the cool-down period
SERVICE is lit
Overtemperature PGH
Overtemperature of the locating current injector
• Wait for the end of the cool-down period
SERVICE is lit
Check date and time!
Date and time have not been set yet
• Set local date and time
(buffer of three days in case of voltage failure)
See chapter
Содержание ISOMETER iso1685DP
Страница 55: ......