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Ec control board, Figure 15, Ec30 control board – M&C TechGroup EC-30_FD Operator's manual User Manual

Page 31: 20 ec control board, Channel 2 channel 1

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31

Gas sampling and gas conditioning technology

3-4.20-ME

20

EC CONTROL BOARD

Figure 15 shows the layout of the EC30 control board (wiring diagram in appendix).

Figure 15 EC30 control board

Temperature
adjustment
(zero)

Alarm threshold
(<-25°C at MP3)

Power

Trans-
former

Solenoid
valve

Power
supply

Channel 2

Channel 1

Channel

Operating indication

Heating

Operati

o

n

T

es
t

Voltage at MP1, MP2, MP3 measured

against MP5 (V):

1

2

3

4

5

6

7

8

Corresponding temperatures in °C

+30

+20

+10

0

-10

-20

-30

-40

Voltage at MP1, MP2, MP3 measured

against MP5 (V):

1

2

3

4

5

6

7

8

Corresponding temperatures in °C

+30

+20

+10

0

-10

-20

-30

-40