METREL MI 3125 User Manual

MI 3125 InstaltestCOMBO Display organization
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RCD tripped-out during the measurement (in RCD functions).
Instrument is overheated. The measurement is prohibited until the
temperature decreases under the allowed limit.
High electrical noise was detected during measurement. Results may
be impaired.
L and N are changed.
Warning! High voltage is applied to the test terminals.
Warning! Dangerous voltage on the PE terminal! Stop the activity
immediately and eliminate the fault / connection problem before
proceeding with any activity!
Test leads resistance in Continuity measurement is not compensated.
Test leads resistance in Continuity measurement is compensated.
3.4.4 Result field
Measurement result is inside pre-set limits (PASS).
Measurement result is out of pre-set limits (FAIL).
Measurement is aborted. Consider displayed warnings and messages.
3.4.5 Sound warnings
Continuous sound Warning! Dangerous voltage on the PE terminal is detected.
3.4.6 Help screens
HELP
Opens help screen.
Help menus are available in all functions. The Help menu contains schematic diagrams
for illustrating how to properly connect the instrument to electric installation. After
selecting the measurement you want to perform, press the HELP key in order to view
the associated Help menu.
Keys in help menu:
UP / DOWN
Selects next / previous help screen.
HELP
Scrolls through help screens.
Function selectors / TEST
Exits help menu.

METREL MI 3125 Specifications

General

Type	Multifunction Installation Tester
Insulation Resistance	Yes
Continuity Test	Yes
Loop Impedance	Yes
RCD Testing	Yes
Voltage Measurement	Yes
Frequency Measurement	Yes
Display	LCD
Power Supply	6 x 1.5 V AA batteries
Loop Resistance Resolution	0.01 Ω
Frequency	45 - 65 Hz
Line Voltage Resolution	1 V
Insulation Resistance Test Voltage	50 V, 100 V, 250 V, 500 V, 1000 V
Insulation Resistance Resolution	0.01 MΩ
Continuity Resistance Resolution	0.01 Ω
Test Current	200 mA
DC Voltage	Up to 600 V
Loop Resistance	0.0 Ω - 1999 Ω
Line Voltage	Up to 550 V
Line Voltage Accuracy	±2% ±2 digits
Rated Residual Current	10 mA, 30 mA, 100 mA, 300 mA, 500 mA
Insulation Resistance Range	0.01 MΩ to 1 TΩ
Continuity Resistance	0.0 Ω - 1999 Ω
Dimensions	220 x 103 x 55 mm
Operating Temperature	-10°C to 50°C
Storage Temperature	-20°C to +60°C
Safety Standards	EN 61557
Loop Resistance Accuracy	±(5% + 3 digits)