Arroyo Instruments LaserSource 4200 Series Manuel d'utilisateur télécharger pdf (Page 17)

4200 Series LaserSource User’s Manual · Page 17

Rear Panel

In addition to the input power connector described above, there are four

connectors and one push button on the rear panel of the LaserSource: the

output connector, modulation input BNC, reset button, USB connector, and

RS232 connector.

LaserSource Rear Panel

Laser Output Connector

The Output connector is a female DB-9, and has the following pin-out:

DB-9 Pin Description

1 Interlock+

2 Interlock –

3 Earth Ground

4 & 5 Laser Cathode

6 Photodiode (PD) Cathode

7 Photodiode (PD) Anode

8 & 9 Laser Anode

Shell Earth Ground

Output Connector (DB-9 Female)

Arroyo Instruments has followed industry conventions for laser DB-9

connections, and is likely compatible with pin-outs from other vendors.

Modulation Input

The modulation input BNC accepts a 0V to 10V input signal for analog set point

control of the driver. The modulation input is optically isolated from the rest of

the control circuits in the LaserSource and electrically isolated from ground, so

you should not need to be concerned about ground interference from any

modulation source.

Reset Button

The reset button is not normally used, but if the unit fails to respond after power

cycling, pressing the reset button while applying power will cause the unit to

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Arroyo Instruments LaserSource 4200 Series Manuel d'utilisateur Page 17