Beijing Start M&E Technology Development Co., Ltd.
北京斯达微步控制技术有限公司
SH-2012AH-QG
切割机数控系统说明书(
C002
)
42
10.3
Definitions of Input/Output Ports
Signal
definition
25-pin
port(socket)
Description
>W+
1
X/Y+ limits, two positive axial travel limits connected in series, high
priority. Please jump the signal to 24V ground if not use.
W-<
14
X/Y-limits, two negative axial travel limits connected in series, high
priority. Please jump the signal to 24V ground if not use.
STA
2
External starting key, high in effect. Please jump the signal to 24V
ground if not use.
RET
15
External backspace key, high priority. Please jump the signal to 24V
ground if not use.
DLZ
3
Arc voltage test, normally low priority, but high priority when arc
voltage is not enabled.
STO
16
External emergency stop key, high priority. Please jump it to 24V
ground if not use.
PAU
4
External pause key, high priority. Please jump it to 24V ground if not
use.
XXW
17
Lower limit for plasma torch positioning operation
5
NO contact output of height-control corner signal relay(auto/manual
switch for height control).
18
NO contact output of arc ignition signal relay
6
Common port for COM(OH1/OH2/OH3/OH4) isolation output
19
NO contact for lowering operation(OH4) of cutting torch with height
controller
7
NO contact for lifting operation(OH3) of cutting torch with height
controller
20
NC contact for lowering operation(OH4) of cutting torch with height
controller
8
NC contact for lifting operation(OH3) of cutting torch with height
controller
M10/M11
or
21
Flame cutting: M38 height control; M38 for ON and M39 for OFF
Plasma cutting: M10 reserve; M10 for ON and M11 for OFF
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