Instructions
Table Of Contents
- 1 Safety Features and Precautions
- 2 Operating Overview – Connections, Keys, Rotary Switch, Symbols
- 3 Initial Start-Up
- 4 Control Functions
- 5 Measurements
- 5.1 Voltage Measurement
- 5.1.1 Direct and Pulsating Voltage Measurement, V DC and V (DC+AC)
- 5.1.2 Alternating Voltage Measurement with 1 MW Load Resistance and Frequency Measurement with Selectable Low-Pass Filter (METRA HIT Extra, METRA HIT Etech and METRA HIT Especial only)
- 5.1.3 Alternating Voltage and Frequency Measurement V AC and Hz with Selectable Low-Pass Filter (METRA HIT Extra, METRA HIT Etech and METRA HIT Especial only)
- 5.1.4 Frequency and Duty Cycle Measurements (METRA HIT Extra only)
- 5.2 Resistance Measurement, W
- 5.3 Continuity Test
- 5.4 Diode Testing with a Constant Current of 1 mA
- 5.5 Temperature Measurement
- 5.6 Capacitance Measurement (METRA HIT Extra and METRA HIT Etech only)
- 5.7 Current Measurement
- 5.7.1 Direct and Pulsating Current Measurement, Direct Connection, A DC and A (DC+AC) (METRA HIT Extra, METRA HIT Etech and METRA HIT Especial only)
- 5.7.2 Alternating Current and Frequency Measurement, Direct Connection, A AC and Hz (METRA HIT Extra, METRA HIT Etech and METRA HIT Especial only)
- 5.7.3 Direct and Pulsating Current Measurement with Current Clamp Sensors, A DC and A (DC+AC)
- 5.7.4 Alternating Current Measurement with Current Clamp Sensors, A AC and Hz
- 5.7.5 Direct, Pulsating and Current Measurement with Current Clamps Transformer A DC, A (DC+AC), A AC and Hz (METRA HIT Extra, METRA HIT Etech and METRA HIT Especial only)
- 5.1 Voltage Measurement
- 6 Device and Measuring Parameters
- 7 Interface Operation
- 8 Technical Data
- 9 Maintenance and Calibration
- 10 Accessories
- 11 Index
GMC-I Messtechnik GmbH 55
Technical Data
1)
Specified accuracy is valid as of 3% of the measuring range.
With short-circuited test probes: residual value of 1 to 30 d at zero point due to the TRMS
converter (exception: mV AC range, 60 digits).
See
frequency influence
on page 57.
2)
At 0 ... + 40C
3)
Displays up to max. 6.0 V, “OL” in excess of 6.0 V.
4)
Off-time > 30 min and T
A
40 °C
*) without ZERO max. 15 digits
Open-circuit voltage
Meas. curr. @ range limit
(... % rdg. + ... d)
600 10 m 100 m < 1.4 V approx. 250 A0.1 + 5
with active ZERO function
*)
1000 V
DC
AC
RMS
Sine
max. 10 s
6k 100 m 1 < 1.4 V approx. 65 A0.1 + 5
60 k 1 10 < 1.4 V approx. 7.5 A0.1 + 5
600 k 10 100 < 1.4 V approx. 0.75 A 0.2 + 5 ...
6M 100 1k < 1.4 V approx. 0.1 A0.5 + 5
60 M 1k 10 k < 1.4 V approx. 30 nA 5 + 10
600 —0.1 approx. 9 V approx. 1 mA const. 3 + 5
6.0 V
3)
— 1 mV approx. 9 V approx. 1 mA const. 0.5 + 3
Meas.
Function
Measuring Range
Resolution at Upper
Range Limit
Input Impedance
Intrinsic Error under Reference Conditions for High Resol 59 999 digits
Overload Capacity
2)
(... % rdg. + ... d) (... % rdg. + ... d) (... % rdg. + ... d)
59 999 5999
~ / ~
1)
1)
Value Time