Control And Monitoring Interfaces; Control Interface - JPT YDFLP Installation Manual And User's Manual

3. Control and Monitoring Interfaces

3.1 Control Interface

DB25 behind the power module is the interface used to connect the control system (such as
marking machines) to the laser system. Please make sure that the interface is connected firmly
before the operation.
The PIN is defined as shown in Figure 7 and Table 6.
DB25 PIN #
1-8
10-15
16，21
19
20
22
File Number: EFLP001-B-E
Figure 8 DB25 interface
Table 6 DB25 interface definition of LP1 pulsed fiber laser
Description
IP0-IP7 Power Control
GND
Description: PIN10-15 have connected inside fiber laser,only
need to connect control card GND with another Pin
Warning signal
Description: 16 low level, 21 high level: Normal
16 low level, 21 low level: temperature alarm
Laser starting signals (PA) shows that high level is just as
open and low level is just as off.
If PIN19 at the high level before add the 24VDC main power
supply, the fiber laser can't recognize (PA) is on-state
Frequency Modulation (TTL)
A. Control the pulse width ENABLE
B. High Level: Red Beam Turned On;
Low Level: Red Beam Turned Off
Shenzhen JPT Opto-electronics Co. Ltd.
YDFLP Fiber Laser Installation
12
Guide and User Manual
Version : V05 Date:2017