Model SH-2012AH-QG
Cutting Machine
(
C002
)
40
10.7 Compatible Connection for Flame/plasma Operations
When the system is required to connect both plasma and flame cutting torches, make the connections for plasma
mode and flame mode respectively as described above and then provide a flame/plasma selective switch K1 with the
connection method as shown in the diagram below.
(
1)
KR is the solenoid valve for acetylene(gas)
(
2)
KQ is the solenoid valve for cutting oxygen
(
3)
If the solenoid valve for acetylene(gas) is not connected, then the gas contacts are not necessary to
connect.
(
4)
K1 is flame/plasma selective relay(M20)
10.8
Pin Definitions
1.
The pin definitions of 15-pin connector for Model SH-HC30 height controller manufactured by Starfire are
as follows:
No.
Attribute
Description
Remarks
1
Serial common
232-COM
2
Serial Rx
232-RXD
3
Serial Tx
232-TXD
4
Input signal
Arc voltage signal (height of cutting torch)
5
Signal GND
Ground of arc voltage signal
7. 14
Power supply
+ 24V power supply for height controller
8. 15
Power supply
Ground of 24V power supply for height
controller
10
Input
Manual/auto selection signal
12
Input
Manual lifting signal to drive the cutting
torch up
13
Input
Manual lowering signal to drive the cutting
torch down
COM 01 02
KR
KQ
K1
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