Photo Diode Polarity (Pdpol); Reading The State Of The Temperature Protection (Tp) - THORLABS ITC502 Operation Manual

3.6 ITC5xx specific commands

3.6.3 Photo diode polarity (PDPOL)

Programming:
Syntax:
":PDPOL CG"
":PDPOL AG"
Assumption: The laser diode output and the bias voltage is switched off.
Description: Selects the photo diode polarity. Sets the laser diode current, the
photo diode current and the optical power to default values.
Reading:
Syntax:
":PDPOL?"
Response:
[:PDPOL AG]
[:PDPOL CG]
Description: Queries the polarity of the photo diode.

3.6.4 Reading the state of the temperature protection (TP)

Syntax:
":TP?"
Response:
[:TP OFF]
[:TP ON]
Description: Queries the state of the temperature protection.
ITC500 / page 72