User Manual

32 GMC-I Messtechnik GmbH
14 Accessories
14.1 General
The extensive accessories available for our measuring instru-
ments and calibrators are checked for compliance with currently
valid safety regulations at regular intervals, and are expanded as
required for new applications. Currently up-to-date accessories
which are suitable for your measuring instrument are listed at the
following web address along with photo, order number, descrip-
tion and, depending upon the scope of the respective accessory,
data sheet and operating instructions: www.gossenmetrawatt.de
( Products  Measuring Technology – Portable 
Calibrators  METRAHIT CAL  Accessories).
14.2 Power Pack NA X-TRA (not included)
Use only power packs from GMC-I Messtechnik GmbH only in
combination with your instrument. This assures operator safety by
means of an extremely well insulated cable, and safe electrical
isolation (nominal secondary ratings: 5 V / 600 mA).
Installed batteries are disconnected electronically if the power
pack is used, and need not be removed from the instrument.
14.3 Technical Data for Measurement Cables
(scope of delivery: KS17 safety cable set)
Electrical Safety
Ambient Conditions (EN 61010-031)
Temperature –20 C ... + 50 C
Relative humidity 50 to 80%
Contamination level 2
Application KS17
Attention!
!
Please observe the maximum values of the electrical safety of
the device.
In conformity with standard DIN EN 61010-031, measure-
ments in an environment according to measuring category
III may only be performed with the safety cap applied to
the test probe of the measurement cable.
For establishing contact in 4 mm jacks you have to remove the
safety cap by levering out the snap lock of the safety cap with an-
other sharp object (e.g. the second test probe).
Maximum Rated Voltage 600 V 1000 V 1000 V
Measuring Category CAT IV CAT III CAT II
Maximum Rated Current 1 A 1 A 16 A
with safety cap applied
—
without safety cap applied —
—
