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User's Manual
Use ▲ and ▼ keys to select item „Nominal voltage" and press ENTER.
•
Press the ENTER key and release it repetitively to select appropriate voltage (100 V,
•
250 V or 500 V).
Once the voltage is set it remains in instrument's memory even if it is disconnected
from mains.
Press the ESC key and release it (repeatedly) until you abandon (sub)menus.
•
Step 3
Plug in the mains cable of equipment under test to Test socket 1 (Fig. 6) and switch on
•
the tested equipment's mains switch.
Connect test lead P 2011 with test tip P 3011 to
•
equipment under test with test lead.
Step 4
Press the START key and keep it pressed, until displayed result is stabilized, then
•
release the key. Symbol „ " indicates, that measurement is running.
After you release the START key, last measured result will be displayed. This value is
•
automatically written to the buffer, too.
If you press the CAL key while the START key is pressed, the displayed value is
•
„frozen" on LCD (HOLD function), but the measurement is still running. Symbol „H"
is displayed when HOLD function is activated.
4.3.3. Protective class I three-phase and hard-wired equipments
Step 1
Press the R
•
ISO
Either result of last measurement or „---" and set test voltage will be displayed.
•
Riso 500 V
Step 2
If you need to change test voltage, proceed as follows:
Press the MENU key; the main menu is opened.
•
Use ▲ and ▼ keys to select submenu „Set-up" and press ENTER.
•
Use ▲ and ▼ keys to select item „Nominal voltage" and press ENTER.
•
Press the ENTER key and release it repetitively to select appropriate voltage (100 V,
•
250 V or 500 V).
Once the voltage is set it remains in instrument's memory even if it is disconnected
from mains.
Press the ESC key and release it (repeatedly) until you abandon (sub)menus.
•
Step 3
Connect test lead P 2011 with test tip P 3011 or with crocodile clip P 4011 to R
•
I
terminal and test lead P 2012 with test tip P 3012 to
LEAK
Copyright © 2004 ILLKO, s.r.o.
key and release it to select insulation resistance function.
---
terminal. Touch conductive part of
22
ESC 2051
ISO
terminal (Fig. 7).
/
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