Endress+Hauser COY8 Bedienungsanleitung Seite 6

Rate of change of
measuring signal S
Residual signal
Typical times
Definition
Preparation
The following materials and equipment are required:
• Zero-point gel COY8
• Sensor
• Stand
• Transmitter, e.g. CM44, or Notebook with Memobase
• Cloth for drying
Once the aluminum pouch has been opened, the gel must be used within 24 hours.
6
Verification
high
< 5 % of measuring
signal S
t1 ≥ 1 min
Checking the general
function of the mea-
suring point.
Calibration
average
< 2 % of measuring
signal S
t2 ≥ 30 min
Comparing the
actual value to the
expected value.
Adjustment
low
< 1 % of measuring
signal S
t3 ≥ 60 min
Adjusting the zero point
after a sufficiently long sta-
bilization period.