MI 2087 Instaltest 61557
Measurement instructions
27
Step 4
•
Select Type of involved RCD as follows:
•
Press the
SELECT
key after setting Nominal differential current, last set type
starts to blink.
•
Select appropriate type using the
↑↑↑↑
and
↓↓↓↓
keys. Standard (General) type (
G
is
displayed) or Selective type (
S
is displayed) can be selected.
Step 5
•
Select Limit Contact Voltage value Ulim as follows:
•
Press the
SELECT
key after setting RCD type, last set Limit Contact Voltage
starts to blink.
•
Select appropriate value using the
↑↑↑↑
and
↓↓↓↓
keys. 50 or 25 V can be selected.
•
Press the SELECT key again after selecting the Limit Contact Voltage, to enter
“Contact Voltage” or “Fault Loop Resistance” initial menu.
Step 6
•
Connect test cable
to tested object (mains outlet or other test terminals),
according to one of the figures below.
Mains plug
mark will be displayed as
soon as mains voltage appears at test terminals.
Fig. 21.
Connection of optional Plug Commander (Order No.
A 1001
)
L1
L2
L3
N
PE
R
E
Ro
Option A 1001
