User manual

14 GMC-I Messtechnik GmbH
Operating Overview – Connections, Keys, Rotary Switch, Symbols
Symbols of Rotary Switch Positions
Switch FUNC Display Measuring Function METRAHIT X- TRA
O
UTDOOR
SECULIFEHIT
AM / MD
METRAHIT T ECH METRAHIT P RO METRAHIT B ASE
V~ 0/4 V~ AC TRMS Alternating voltage, TRMS AC, full bandwidth 
Hz (V) 1 Hz ~ AC Voltage frequency, full bandwidth 
V~ 2 V Fil ~ AC TRMS Alternating voltage, TRMS AC, with low-pass (1 kHz) —
Hz (V) 3 Hz Fil ~ AC Voltage frequency, with low-pass (1 kHz) —
V~ 1 M
 0/4 V~ AC TRMS Alternating voltage, TRMS AC, full bandwidth, input 1 M—
V~ 1 V Fil ~ AC TRMS Alternating voltage, TRMS AC, up to 1 kHz, input 1 M—
Hz (V) 2 Hz Fil ~ AC Voltage frequency, up to 1 kHz, input 1 M—
Hz (V) 1 M
 3 Hz ~ AC Voltage frequency, full bandwidth, input 1 M—
V 0/2 V DC Direct voltage 
V 1 V DC AC TRMS Pulsating voltage, TRMS ( ) 
MHz 0/2 MHz (High) frequency @ 5 V~  ———
% 1 % Duty cycle @ 5 V~  ———

—  (Direct current) resistance 
0/2  Continuity testing with acoustic signal 
1
V DC Diode voltage 
Temp TC 0/2
C Typ-K
Temperature thermocouple Type K 
Temp RTD 1 C Pt100/1000 Temperature with resistance thermometer Pt100/Pt1000  ———
— nF Capacitance ——
A 0/2 A DC Direct current value —
A 1 A DC AC TRMS Pulsating current value, TRMS AC DC —
A~ 0/2 A~ AC TRMS Alternating current value, TRMS AC —
Hz (A) 1 Hz ~ AC Current frequency —
0/2 A DC Direct current value with AC DC clip-on current sensor 1 V:1/10/100/
1000 A
—  — 
1 A DC AC TRMS Pulsating current value, TRMS, with AC DC clip-on current sensor, see above —  — 
0/2 A~ AC TRMS Alternating current strength, TRMS, with clip-on current sensor, see above —  — 
Hz ( ) 1 Hz ~ AC Current frequency —  — 
1kHz
1kHz
1kHz
1kHz
V
ACDC
V
AC
2
V
DC
2
+=
A
A
A
A