Bender ISOMETER isoUG425 Quick Start Manual page 25

6. User display elements
Device front panel/display
ON AL1 AL2
T R
MENU
1
2
C L1L2
>
{
µ
10
kM %
<
test onoff MAdr
9 8 7
isoUG425_D00220_02_Q_DEEN / 05.2018
ON
AL1
AL2
T
R
MENU
1
3
2
3
F Hz
4
s
4
6 5
5
6
7
8
9
10
Function
green - On
yellow - Alarm
yellow - Alarm
Up button
Test button (press for > 1.5 s)
The display elements can be seen by
holding down the test button.
Down button
Reset button (press for > 1.5 s)
ENTER
MENU button (press for > 1.5 s)
U : Nominal system voltage U
R : Insulation resistance R
C : System leakage capacitance C
Line being monitored
= : Voltage type DC
: Disturbance-free measured value
updates
=~ : Voltage type RMS
Measured value and unit
Password protection enabled
In menu mode, the operation of the
respective alarm relay is indicated.
Communication interface
Measured value: isoData operation
Error memory is enabled.
Mode symbol
Identifier for response values and
response-value violation
Assignment according
to table on page 28
n
F
e
25