Start-up
Page 16 of 72 Pages
9023927 - 2nd edition - May 2007
Start-up
●
Switch on power supply.
— The balls in the flow tube should be floating at half way.
— The Polytron 7500 begins its warm-up routine:
— Depending on the type of sensor installed, the warming-up period time may last
up to 30 minutes. See the related information in the operating instructions for the
DrägerSensor. At extremely high or low temperatures, the warming-up time may
last longer.
When the sensor has warmed up:
●
Calibrate sensor, page 22, when a pre-calibrated sensor is not used.
— The Polytron 7500 is ready for use.
●
Check the transmission of the signals between to the control unit and the initiation
of alarms, see the function group » Analogue interface « on page 54.
— The software version, the date and the time are displayed.
Note:
For the correct operation and functionality it is important to set the date and
time.
— The sensor is now warming up. The remaining warming-up time for the
sensor is displayed.
— The sensor is ready for use.
Pioneering Solutions
Polytron 7000
0
1
42392
7_1_en.eps
0
1
52392
7_1_de.eps
SWversion: 2.4
29.05.05
11:47
0
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62392
7_1_en.eps
NF
3
ppm
in 00
:
01
:
30
Sensor ready
0
1
7
2392
7_1_en.eps
NF
3
ppm
0.0