ECOTEST DKG-21 M Operating Manual page 133

VERIFICATION OF KEY SPECIFICATIONS
1 Main relative error limit of DER
measurement with confidence
probability of 0.95, % in the DER range:
- of 1.0 μSv/h to 10 μSv/h
- of 10 mSv/h to 1.0 Sv/h
APPENDIX F
Verified specification
Name
Value
according to
specification
±20 %
±15 %
132
Date of measurement
year 20
Measured by
Actual
(position,
value
signature)