14
GMC-I Messtechnik GmbH
Operating Overview – Connections, Keys, Rotary Switch, Symbols
Symbols Used for Rotary Switch Positions
Switch
FUNC
Main Display
Auxiliary Display
Measuring Function
V~
0/4 V~ AC TRMS
Hz
Alternating voltage, AC TRMS, full bandwidth / voltage frequency
Hz (V)
1
Hz
V~ AC
Voltage frequency, up to 300 kHz / alternating voltage, AC TRMS
V~
2
V FILTER ~ AC TRMS
Hz
Alternating voltage, AC TRMS, with low pass filter (1 kHz) / voltage frequency
dB
3
dB
V~ AC TRMS
Alternating voltage level measurement
V
0/4 V DC+AC TRMS
Hz
Pulsating voltage, TRMS (
) / voltage frequency
V
1
Hz
V DC+AC TRMS
Voltage frequency / pulsating voltage, TRMS
V
2
V FILTER DC+AC TRMS
Hz
Pulsating voltage, TRMS with low pass filter (1 kHz) / voltage frequency
dB
3
dB
V DC+AC TRMS
Alternating voltage level measurement
V
0/2 V DC
—
Direct voltage
MHz
0/2
MHz
—
(High) frequency at 5 V~ up to 1 MHz
%
1
%
Hz
Duty cycle / frequency
—
—
(DC) resistance
0/2
—
Continuity test (
) with acoustic signal
1
V DC
—
Diode voltage up to max. 4.5 V
Temp. TC
0/2
C, type K
C internal temp. at jacks
Temperature, type K thermocouple
Temp. RTD
1
°
Pt100
Temperature with Pt100 / Pt1000 resistance sensor
—
nF
—
Capacitance
A
0/3 A DC
—
Direct current value
A
1
A DC+AC TRMS
Hz
Pulsating current amperage, TRMS AC+DC / current frequency
A
2
Hz
A DC+AC TRMS
Frequency / pulsating current amperage, TRMS AC DC
A~
0/2 A~ AC TRMS
Hz
Alternating current amperage, TRMS AC / current frequency
Hz (A)
1
Hz ~ AC
Hz ~ AC
Current frequency / alternating current amperage, TRMS AC
0/3 A DC
—
DC amperage with AC DC Current clamp sensor, 1 V:1/10/100/1000 A
1
A DC+AC TRMS
Hz
Pulsating current amperage, TRMS / current frequency with AC DC current clamp sensor, see above
2
Hz
A DC+AC TRMS
Current frequency / pulsating current amperage, TRMS, with AC DC current clamp sensor, see above
0/2 A~ AC TRMS
Hz
Alternating current amperage, TRMS, with Current clamp sensor, see above
Hz (
)
1
Hz ~ AC
~ AC
Current frequency
1kHz
V
AC
DC
+
V
AC
2
V
DC
2
+
=
A
A
A
A
A