ELTRA ONH-2000 - Page 180

 2002 by ELTRA GmbH Germany – January 2002 – Service Manual OH 900 / ON 900 / ONH 2000
4.3-53
0.35bar/5.3psi
V2 24VDC
1 . 5
b ar
0. 5
0 2. 5
2
1
11430
3 0 l / h
Dus t
5 0 l / h
V3
V1
Electrode
im pulse
furnace
V5
30l/h
50 l/h
V2
H O
2
C O
2
11435
V
3
24VDC
CO CO furnace
2
13-9
PR2
co ntr o l le d
15l/h
1,5 bar
22psi
Pressure
switch
regulator
Pressure
IN OUT
Gas pump
Carrier gas outlet
22ps i
30-60 psi
regulator
Pressure
Carrier Gas Nitrogen
Energised solenoid valve coils.
2-4ba r
1,5bar
11390
PR1
V5
gas stop
230VAC
Carrier
black
red
yellow
Purg e
valve
V1
01160
24VDC
G a s s a v i n g m o d e
O x y g e n - o n l y a n al y s e r
O N 9 0 0