Chapter 11 Port Explanation
11.2.1 Output Wiring Instructions
11.2.1.1 Oxygen Gas Typical Connection
Low pressure
preheat
1
High pressure
cutting oxygen
14
Torch up
2
Control of perheat
oxygen and fuel
gas (low active)
+24V(common)
Control of
gas and
Control of cutting
oxygen(low active)
preheat
oxygen
Torch up control(low active) valve
Torch down
15
Ignite
3
Plasma arc
starting
16
Low pressure
cutting oxygen 4
High pressure
17
preheat
Mid-pressure
5
preheat
Low rate at
18
corner
exhaust
6
Plasma
positioning
19
Spray powder 7
Torch down control(low active)
Ignition enable(low active)
Exhaust control(low active)
Raise powder
20 Capacitor height adjusting
Enable height
8
adjusting
enable(low active)
Powder preheating
21
unused 9
unused
22
unused 10
unused
23
+24V
11
+24V
24
Caution: All outputs can be
high active or low active,
system default is low active .
+24V 12
24VG
25
24VG 13
COM
（connecting to system supply
24VG. Or connecting to the +24V
side of external 24V switching
power supply.）
Fig 11.4 Oxygen gas typical connection
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