Trouble Shooting Guide
Problem
Pro
bable Cause
Unit does not zero
Zero button has not been operated
Unit still does not zero
If reading is greater than 0.05 and
constantly fluctuation return to
local service centre
iBati appears on the display
Replace battery immediately 9V NEDA
15050cequivalent
EC Declaration 01 Conformity
This is to certify that model 634/645/655 conform to the protection
requirements of the council directive 89/336/EEC, in the approximation of
laws of the member states relating to Electromagnetic compatibility by
application of the following standards
EN50081-1 1992 Emissions Standard
EN50082-1 1992 Immunity Standard
To ensure conformity with these standards, this instrument must be
operated in accordance with the instructions and specifications given in
this manual.
page 10
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