ELTRA ONH-2000 - Page 20

 2002 by ELTRA GmbH Germany – January 2002 – Service Manual OH 900 / ON 900 / ONH 2000
1.8-3
B ) TC - Cell
The set point is adjusted with trimmer No.1, turn clockwise to increase the temperature.
If the LED is not flashing 2 minutes after increasing the set point, exchange the cable to
the board TH 61 with the cable to the IR cell.
Check the board TH61 as described for the IR cell.
CAUTION :
The temperature's influence on the baseline of the TC cell is very high. Wait until the
baseline is stable before analysing. Use a computer to check the baseline.
TC CELL
3
1
2
2-12
04000