User Manual

62 GMC-I Gossen-Metrawatt GmbH
Technical Data
Display
LCD panel (65 mm x 36 mm) with analog and digital display
including unit of measure, type of current and various special
functions
Background illumination
Background illumination is switched off approximately 1 minute
after it has been activated.
Analog
Display LCD scale with bar graph or pointer,
depending upon A.diSP parameter setting
Scaling With 4 division lines each
1 bar/pointer corresponds to 2,500 digits
at the digital display for High Resolution
60,000 digits
Polarity display With automatic switching
Overflow display With the symbol
Measuring rate 40 per second and display refresh
(U and I)
Digital
Display / Char. Height 7-segment characters / 15 mm
Number of places 59,999 steps
Overflow display “0L” is displayed for ≥60,000 digits
Polarity display “–” (minus sign) is displayed
if plus pole is connected to “⊥”
Measuring rate 10 measurements per second;
40 per second with Min/Max function
except with capacitance, frequency and
duty cycle measuring functions
Refresh Rate 2 times per sec., every 500 ms
Acoustic Signals
For voltage Intermittent signal at above 1000 V
For current Intermittent signal at above 10 A
Continuous signal at above 16 A
Fuse for METRAHIT EXTRA, METRAHIT ETECH
Fuse FF (UR) 10 A/1000 V AC/DC,
10 x 38 mm,
switching capacity:
30 kA at 1000 V AC/DC,
protects the current input socket in the
600 μA to 10 A ranges
Electrical Safety
METRAHIT EXTRA, METRAHIT ETECH, METRAHIT EBASE
per IEC 61010-1:2001/VDE 0411-1:2002
Safety class II
Measuring category CAT III CAT IV
Operating voltage 1000 V 600 V
Pollution degree
2
METRAHIT ESPECIAL
Special device for measurements at current transformers without
fuse in the electrical circuit
Safety class
II
Measuring category 600 V CAT II
Pollution degree 2
Tes t v ol t ag e
3.5 kV~