Manual
Table Of Contents
- 1 Safety Instructions
 - 2 Applications
 - 3 Documentation
 - 4 Operating Overview
 - 5 Initial Startup
 - 6 System Settings
- 6.1 Digital Keyboard
 - 6.2 Firmware
 - 6.3 Language Selection
 - 6.4 Time and Date Settings
 - 6.5 Digital Display Settings
 - 6.6 Set Display of Leading Zeros
 - 6.7 Configuring Password Protection
 - 6.8 Viewing the Instrument’s Name
 - 6.9 Installing a Functions Expansion
 - 6.10 Switching the Instrument Off
 - 6.11 Default Settings (instrument reset)
 
 - 7 Control Functions
 - 8 Measurements
- 8.1 Enabling Parameter Changes
 - 8.2 Insulation Resistance Measurement – RISO Function (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE BT only)
 - 8.3 Inter-Turn Short Circuit Measurement – COIL Function (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE only)
 - 8.4 Absorption Index Measurement – DAR (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE BT only)
 - 8.5 Polarization Index Measurement – PI (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE BT only)
 - 8.6 Voltage Measurement
- 8.6.1 Alternating Voltage and Frequency Measurement V AC and Hz with Selectable Low-Pass Filter
 - 8.6.2 Duty Cycle Measurement – Duty AC (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE BT only)
 - 8.6.3 RPM Measurement – RPM AC (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE BT only)
 - 8.6.4 Direct and Pulsating Voltage Measurement, V DC and V (AC+DC)
 
 - 8.7 Resistance Measurement “W”
 - 8.8 Capacitance Measurement F
 - 8.9 Temperature Measurement with Resistance Thermometers – Temp RTD
 - 8.10 Temperature Measurement with Thermocouple – Temp TC
 - 8.11 Continuity Test
 - 8.12 Diode Testing with Constant Current of 1 mA
 - 8.13 Milliohm Measurement – Rlo (2-wire measurement) (METRAHIT IM XTRA BT and METRAHIT IM E-DRIVE only)
 - 8.14 Milliohm Measurement – mW/4 (4-wire measurement)
 - 8.15 Current Measurement
- 8.15.1 Direct and Pulsating Current Measurement, Direct Connection, – A DC and A (AC+DC)
 - 8.15.2 Alternating Current and Frequency Measurement, Direct Connection, – AAC and Hz
 - 8.15.3 Direct and Pulsating Current Measurement with Current Clamp Sensor – ADC und A (AC+DC)
 - 8.15.4 Alternating Current Measurement with Current Clamp Sensor – AAC and Hz
 
 - 8.16 Measuring Sequences – Test Sequences
 
 - 9 Interface Operation and Software
 - 10 Characteristic Values
 - 11 Maintenance and Calibration
 - 12 Accessories
 - 13 Returns and Environmentally Sound Disposal
 - 14 CE Declaration
 - 15 Addresses
 
Gossen Metrawatt GmbH 9
4.4 Symbols on the Instrument
Warning concerning a point of danger 
(attention, observe documentation!)
Ground
CAT III/IV
Measuring category III (1000 V) or IV (600 V) instrument
Continuous, doubled or reinforced insulation
European conformity marking
Fuse (see section 11.2)
This instrument may not be disposed of with house-
hold trash. Further information regarding the WEEE 
mark can be accessed on the Internet at www.gos-
senmetrawatt.com under the search term WEEE 
(see also section 13).
Calibration seal (blue seal):
See also “Recalibration” on page 65
!
Consecutive number
Registration number
Date of calibration (year – month)
Deutsche Akkreditierungsstelle GmbH – calibration lab 
XY123
2019-09
D-K-
15080-01-01










