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
12 GMC-I Messtechnik GmbH
Operating Overview – Connections, Keys, Rotary Switch, Symbols
2
Operating Overview – Connections, Keys, Rotary Switch, Symbols
1 Display (LCD) (see page 13 for significance of symbols)
2 MAN / AUTO shift key for manual/automatic measuring range selection
Increase parameter values
Operating mode menu:
Select individual menu entries against direction of flow
3
ON / OFF | LIGHT
key for switching device and display illumination on and off
4 FUNC | ENTER multifunction key
Operating mode menu: Acknowledge entry (ENTER)
5
Increase measuring range or move decimal point to the right (MAN function)
6
Rotary switch
for measuring functions, (see page 15 for significance of symbols)
7 DAkkS calibration mark
8 Connector socket for ground
9 Connector socket for current measurement with automatic blocking
10 Connector socket for voltage, resistance, temperature, diode
and
capacitance measurement with automatic blocking
11 DATA/MIN/MAX
Key for freezing, comparing and deleting measured value, and for Min/Max
Decrease values
Operating mode menu: Select individual menu entries in direction of flow
12 MEASURE | SETUP
Key for switching back and forth between measuring and menu function
13 ZERO | ESC
Key for zero balancing
Operating mode menu: Exit current menu level and
return to a higher level,
exit parameters configuration
without saving data
14
Decrease measuring range or move decimal point to the left (MAN function)
15 Connector for power pack (METRAHIT EXTRA only)
16 Infrared interface
* METRAHIT EBASE: Current measurement by means of current clamp sensors with
voltage output only
1
3
4
16
5
6
9
*
*
chapter 4.3
chapter 3
chapter 5
chapter 7
chapter 6
chapter 3
ff.
chapter 3
13
12
chapter 4.1
10
2
chapter 4.1.2
14
8
Max. 1000 V!
11
15
chapter 4.1
chapter 4.4
chapter 6
chapter 3
chapter 3.1
7
chapter 1.2
chapter 6