Gossen Metrawatt Metrahit Iso Insulation measuring device, CAT III 600 V Metrahit Iso ユーザーズマニュアル

GMC-I Gossen-Metrawatt GmbH

61

Technical Data

Electrical Safety

Safety class

II per EN 61010-1:2001/VDE 0411-1:2002

Measuring category

CAT II

CAT III

Nominal voltage

1000 V 

600 V

Fouling factor

2

Test voltage

5.2 kV~ per EN 61010-1:2001/VDE 0411-
1:2002

Fuses

Fuse link

FF 10 A/1000 V AC/DC; 
10 mm x 38 mm; switching capacity: 
30 kA at 1000 V AC/DC; 
protects the current measurement input in 
the 300 

μA through 10 A ranges

Electromagnetic Compatibility (EMC)

Interference emission EN 61326: Oct. 2006, class B
Interference immunity EN 61326: Oct. 2006, appendix A

IEC 61000-4-2: Dec. 2001 
Feature B

8 kV atmospheric discharge 
4 kV contact discharge 

IEC 61000-4-3: Dec. 2006
Feature B: 

3 V/m

Data Interface

Type

Optical via infrared light through the housing

Data transmission

Serial, bidirectional (not IrDa compatible)

Protocol

Device specific

Baud Rate

38,400 baud

Functions

–  Select/query measuring functions 

and parameters

– Query momentary measurement data

The USB

⏐

 plug-in interface adapter (see accessories) is 

used for adaptation to the PC’s USB port.

Internal Measured Value Storage

Memory capacity

4 MBit / 540 kB for approx. 15,000 
measured values with indication of date 
and time

Mechanical Design

Housing

Impact resistant plastic (ABS)

Dimensions

200 x 87 x 45 mm 
(without protective rubber cover)

Weight

Approx. 0.35 kg with batteries

Protection

Housing: IP 54 
(pressure equalization by means of the 
housing) 

Table Excerpt Regarding Significance of the IP Code 

IP XY 
(1

st

 digit X)

Protection against
foreign object entry

IP XY 
(2

nd

 digit Y)

Protection against the 
penetration of water

4

≥ 1.0 mm dia.

4

splashing water

5

dust protected

5

water jets