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4.3.4.3 Pre-Configuration IPG Interface YLP-HP-B

  • The output Alarm signal (J3 pin 26) to the SP-ICE-3 Card will be activated whenever any of a pre-configured set of patterns of active alarm inputs is recognised.

    • On the SP-ICE-3 Card the Alarm signal will cause the currently running job to be aborted.

  • The main power supply of the YLP-HP-B laser can be switched on using the VIO_out 5V output on pin 17.

    • Depending on the DIP-switch setting, Pin 17 output can either be controlled by PortD.4, or always enabled.

  • Note that the laser requires a signal on pin 13 (Reserved Output_2) to reset an alarm state.

    • Pin 13 can be controlled by writing to PortD.19.

Pre-configured alarm input evaluation.

The Alarm1..Alarm4 input signals from the laser are used to evaluate the state of the laser, as shown in the YLP-HP-B Alarm Table, below:

Column(s)

Description

Alarm1..Alarm4

The states of the alarm input signals from the laser.

Priority and Name

As shown in the IPG YLP-HP-B manual.

SP-ICE-3 Job

Whether the job running on the SP-ICE-3 card will be aborted in that alarm state.

In other words, whether the output Alarm signal will be activated.

LED columns

The state of the Yellow Alarm (D10) and Red System Alarm (D11) LEDs on the bracket, and the Green LED D1 on the adapter's PCB.

Note that the Yellow Alarm LED (D10) will be overridden to blink whenever the shutter J2 on the IPG-comp interface is open.

YLP-HP-B Alarm Table

Alarm4
(Pin12)

Alarm3
(Pin11)

Alarm2
(Pin21)

Alarm1
(Pin16)

Priority

Name

SP-ICE-3 Job

Yellow Alarm
LED D10

Red System Alarm
LED D11

Green
LED D1

LOW

LOW

LOW

LOW

4

Temperature Alarm

Abort

ON

ON

OFF

LOW

LOW

LOW

HIGH

3

Back Reflection Alarm

Abort

ON

ON

OFF

LOW

LOW

HIGH

LOW

12

Laser Waiting For Emission

Run

OFF

OFF

ON

LOW

LOW

HIGH

HIGH

2

System Alarm

Abort

ON

ON

OFF

LOW

HIGH

LOW

LOW

5

Fiber Alarm

Abort

ON

ON

OFF

LOW

HIGH

LOW

HIGH

9

Safety Interlock Open

Abort

ON

OFF

OFF

LOW

HIGH

HIGH

LOW

11

Laser Not Ready For Emission

Run

OFF

OFF

OFF

LOW

HIGH

HIGH

HIGH

0

Optical Link Alarm

Abort

ON

ON

OFF

HIGH

LOW

LOW

LOW

1

Critical Alarm

Abort

ON

ON

OFF

HIGH

LOW

LOW

HIGH

7

Hot stop

Abort

ON

ON

OFF

HIGH

LOW

HIGH

LOW

10

Main Power Supply OFF

Run

OFF

OFF

OFF

HIGH

LOW

HIGH

HIGH

13

Emission ON

Run

OFF

OFF

ON

HIGH

HIGH

LOW

LOW

8

Safety Circuit Blocked

Abort

ON

OFF

OFF

HIGH

HIGH

LOW

HIGH

6

Interface Controller 24V Alarm

Abort

ON

ON

OFF

HIGH

HIGH

HIGH

LOW

n.a.

unused

Abort

ON

OFF

OFF

HIGH

HIGH

HIGH

HIGH

n.a.

unused

Abort

ON

OFF

OFF