3. Connector Functions
139
ML-5120A
Chapter 4 Laser Processing by External Input/ Output Signals (EXTERNAL CONTROL)
Introduction Part Operating Part Maintenance Part Appendixes
Installation and
Preparation Part
Pin No. Description
21
Unused
Do not connect anything.
22
Unused
Do not connect anything.
23
Unused
Do not connect anything.
24
Unused
Do not connect anything.
25
Unused
Do not connect anything.
26
Unused
Do not connect anything.
27 SCHEDULE 1
Select a registered SCHEDULE number by combining schedule
signal inputs 1, 2, 4, 8, 16, 32, 64 and 128.
28 SCHEDULE 2
29 SCHEDULE 4
30 SCHEDULE 8
31 SCHEDULE 16
32 SCHEDULE 32
33 SCHEDULE 64
34 SCHEDULE 128
35
Input COM
Common terminal for input signals.
36
Unused
Do not connect anything.
37
0V
Ground for +24 V DC output.
Output Pins of EXT. I/O (2) Connector
Pin No. Description
1
24V OUT
Power supply for external I/O.
2
Shutter OPEN
While shutter is open, this pin closes internally.
3
Unused
Do not connect anything.
4
Unused
Do not connect anything.
5
Unused
Do not connect anything.
6
Unused
Do not connect anything.
7
Temperature reached (only for AHC external I/O (option))
When [HI] of the relevant stage is selected, this pin closed internally while the stage is
executed and the ALM1 signal of the heat detector is ON.
This is not output in the stage set to SKIP because the stage ends simultaneously when
the temperatures reaches.
8
Unused
Do not connect anything.
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