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
56 GMC-I Messtechnik GmbH
Technical Data
2)
At 0 ... + 40 C
6)
Applies to measurements at film capacitors and battery operated
7)
Lowest measurable frequency for sinusoidal measuring signals symmetrical to the zero point
8)
Overload capacity of the voltage measurement input:
power limiting: frequency x voltage, max. 6 x 10
6
V x Hz for U > 100 V
9)
Overload capacity of the current measurement input:
See current measuring ranges for maximum current values.
10)
Input sensitivity, sinusoidal signal, 10% to 100% of the measuring range
11)
Plus sensor deviation
*) without ZERO Max. 15 digits
Key: R = meas. range, d = digit(s), rdg. = measured value (reading)
Meas.
Function
Measuring Range
Resolution at Upper
Range Limit
Input Impedance
Intrinsic Error under Reference Conditions for
High Resol 59999 digits
Overload Capaci-
ty
2)
59999 5999 ~ / Value Time
Discharge resist. U
0 max
(... % rdg. + ... d)
F
E
XTRA
E
TECH
60 nF — 10 pF 10 M 0.7 V 1 + 10
6)
with active ZERO function
*)
1000 V
DC
AC
RMS
Sine
max. 10 s
600 nF — 100 pF 1 M 0.7 V 1 + 6
6)
6 F — 1 nF 100 k 0.7 V 1 + 6
6)
60 F — 10 nF 12 k 0.7 V 1 + 6
6)
600 F — 100 nF 3 k 0.7 V 5 + 6
6)
f
min
7)
(... % rdg. + ... d)
Hz (V)
Hz (A)
Hz (A )
600.00 Hz 0.01 Hz 0.1 Hz
1Hz
0.05 + 5
10)
Hz (V)
8)
:
Hz(A )
8)
:
1000 V
Hz (A):
9
)
max. 10 s
6.0000 kHz 0.1 Hz 1 Hz
60.000 kHz 1 Hz 10 Hz
Hz (V)
300.00 kHz 10 Hz 100 Hz 10 Hz
MHz
E
XTRA
600 Hz ... 1 MHz
0.01 ...
100 Hz
0.1 ...
1 kHz
1 ... 100 Hz 0.05 + 5 > 2 V ... 5 V
1000 V max. 10 s
%
E
XTRA
2.0 ... 98 % — 0.01 % 15 Hz ... 1 kHz 1 Hz 0.1 R + 5 d > 2 V ... 5 V
5.0 ... 95 % — 0.01 % ... 10 kHz 1 Hz
0.2 R per kHz
+5 d
> 2 V ... 5 V
10... 90 % — 0.01 % ... 50 kHz 1 Hz
0.5 R per kHz
+5 d
> 2 V ... 5 V
(... % rdg. + ... d)
C/F
Pt 100
– 200.0 ...
+850.0 C
0.1 C
0.3 + 15
11)
1000 V
DC/AC
RMS
Sine
max. 10 sPt 1000
– 150.0 ...
+850.0 C
0.3 + 15
11)
K
(NiCr-Ni)
– 250.0 ...
+1372.0 C
1% + 5 K
11)