Datasheet

GMC-I Messtechnik GmbH 3
METRISO PRO
Analog Insulation, Low Resistance and Voltage Measurement Instrument
Electrical Safety
Standard
VDE regulation VDE 0411, part 1, 1994-03
Protection class II
Pollution degree 2
Measuring category
CAT II 1000 V / CAT III 600 V / CAT IV 300
Fuses
Fuse link FF315mA/1000V, effective in all resis-
tance measuring ranges, 1 additional
replacement fuse in the battery com-
partment
Electronic fuse protects low-resistance measurement
R
LO
Electromagnetic Compatibility (EMC)
Interference emission EN 61326-1:2006 class B
Interference immunity EN 61326-1:2006
Ambient Conditions
Accuracy temp. range 0 ... +40 C
Operating temperature –10 ... +50 C
Storage temp. range –25 ... +70 C (without batteries)
Relative humidity Up to 75% (max. 85% during storage/
transport), no condensation allowed
Elevation Max. 2000 m
Calibration interval 1 year (recommended)
Mechanical Design
Dimensions 225 x 130 x 140 mm
Weight Approx. 1.5 kg with batteries
Protection Housing: IP 52, measurement cables
and connectors: IP 40 per DIN VDE
0470, part 1 / EN 60529, housing
category 2
Excerpt from Table on the Meaning of IP Codes
Voltage at Device Under Test During Insulation
Resistance Measurement
Measuring voltage U
x
at the device under test depending upon its
resistance R
x
at nominal voltage U
N
= 50 V, 100 V, 250 V, 500 V
and 1000 V:
IP XY
(1
st
digit X)
Protection Against
Foreign Object Entry
IP XY
(2
nd
digit Y)
Protection Against
Penetration by Water
2  12.5 mm dia. 2 Dripping (at 15 angle)
3  2.5 mm dia. 3 Spraying water
4  1.0 mm dia. 4 Splashing water
5 Dust protected 5 Jet-water
6 Dust-proof 6 Powerful water jets
100
U
x
/V
R
x
/k
U
N
= 100 V
0
20
40
60
80
100
250
U
x
/V
R
x
/k
U
N
= 250 V
0
50
100
150
200
250
0
100
200
300
400
500
500
U
N
= 500 V
U
x
/V
R
x
/k
0
200
400
600
800
1000
1
U
N
= 1000 V
U
x
/V
R
x
/M