E Instruments E4500 Operating & Maintenance Manual page 57

07/08/14
10:00
On site calibration
Sensor CO
Calibrate
Status not active
Elapsed time 00:03:00
Applied gas
8000.0
ppm
Measured gas
8000.0
ppm
Is
2.22
uA
Ia
0.17
uA
OK
WARNING
At any time the user can restore the factory calibration in the instrument by setting
the 'Status' line on 'not active'.
In the following are listed the suggested stabilization times for the 'on site calibration' of the sensors.
Sensor CO: 3 minutes
Sensor NO: 3 minutes
Sensor SO : 10 minutes
2
Sensor NO : 10 minutes
2
Sensor CxHy: 3 minutes
Sensor CO2: 3 minutes
On site calibration
Sensor CO
Calibrate
Status
Elapsed time
OK
Applied gas
ppm
Measured gas
ppm
Is
uA
Ia
uA
OK
07/08/14
10:00
Messages in the 'Status' line:
saving:
error:
active
00:03:00
8000.0
8000.0
2.22
0.17
57
the instrument is
performed calibration
the sensor has
recalibrated for any of the following
reasons:
- The calibration gas
properly reach the instrument.
- Concentration for the calibration
gas has not been set in the
relevant line 'Applied gas'.
- The user didn't allow for the
stabilization time
elapse.
- The sensor could be damaged or
exhausted and must therefore be
replaced.
K000000000EJ 023826A0 100714
→
OK
saving the
NOT been
cannot
to properly