Carrying Out Continuity Measurements In Standard (Std) Mode - HT PV-ISOTEST User Manual

6.1.2. Carrying out continuity measurements in Standard (STD) mode

1. Position the cursor onto RPE by using the arrow keys
(,) and confirm with ENTER. The display shows the
following screen. The symbol "STD" is shown on the
display.
2. Use the arrow keys  or  and select the position
""Lim.". The display shows the screen to the side.
3. Use the arrow keys (,) to set the limit reference
threshold for continuity measurement, which can be
selected in a range between 0.01  9.99 in steps of
0.01 (please remember that guidelines does not
establish a limit value or resistance and typical values are
approx. 1 or 2).
4. Carry out the initial calibration of the measuring cables (see § 6.1.1).
5. Connect the instrument to the PV module/string being tested and to the main earth
node of the system as shown in Fig. 5.
Fig. 5: Connection of meter for continuity measurement on structures of the PV installation
Upon pressing the GO/STOP key, different error messages can be displayed
by the instrument (see § 6.1.4) and, therefore, the test cannot be started.
Check and eliminate, if possible, the problem causing the error message
before going on with the test.
CAUTION
EN - 13
PV-ISOTEST
15/10 – 18:04
RPE
R - - -
I t e s t - - -
STD 2.00
MODE Lim.
15/10 – 18:04
RPE
R - - -
I t e s t - - -
STD 2.00
MODE Lim.
CAPTION:
E: Green cable
C: Blue cable
1. PV module/string
2. Main system earthing
3. Earthed metal structure
in the system

m A
- - - 

> <

m A
- - - 

> <