December 2019 68 LDC-3706 Series Laser Controller
The following pages contain a reference for device-dependent commands of the LDC-3706
Laser Controllers.
CALCulate:TRANsform:POWer:RESPonsivity <nrf> LAS
CALCulate:TRANsform:POWer:RESPonsivity?
Description Sets/Reports photodiode responsivity.
Parameters 0.0 – 1000.0 – µA/mW – Representing photodiode responsivity
Reset Value 0.0
Example CALC:TRAN:POW:RESP 57; Sets Photodiode responsivity to 57 µA/mW
CALCulate:TRANsform:TEMPerature:CVDusen:A <nrf> TEC
CALCulate:TRANsform:TEMPerature:CVDusen:A?
Description Sets/Reports coefficient A (CVD A) for the Callender-Van Dusen RTD resistance-to-temperature equation.
Parameters -9.999 – 9.999 – The first coefficient of the Callendar-Van Dusen equation multiplied by 10
-3
°C
-1
.
Notes The Callendar-Van Dusen equation:
=
1+ +
+
−100
( < 0 °C)
=
1+ +
( 0 °C)
Where
is the resistance at temperature .
Reset Value 3.908
Example CALC:TRAN:TEMP:CVD:A 3.908; Sets CVD:A to 3.908 * 10
-3
°C
-1
.
CALCulate:TRANsform:TEMPerature:CVDusen:B <nrf> TEC
CALCulate:TRANsform:TEMPerature:CVDusen:B?
Description Sets/Reports coefficient B (CVD B) for the Callender-Van Dusen RTD resistance-to-temperature equation.
Parameters -9.999 – 9.999 – The second coefficient of the Callendar-Van Dusen equation multiplied by 10
-7
°C
-2
.
Notes The Callendar-Van Dusen equation:
=
1+ +
+
−100
( < 0 °C)
=
1+ +
( 0 °C)
Where
is the resistance at temperature .
Reset Value -5.775
Example CALC:TRAN:TEMP:CVD:B -5.775; Sets CVD:B to -5.775 x 10
-7
°C
-2
.
CALCulate:TRANsform:TEMPerature:CVDusen:C <nrf> TEC
CALCulate:TRANsform:TEMPerature:CVDusen:C?
Description Sets/Reports coefficient C (CVD C) for the Callender-Van Dusen RTD resistance-to-temperature equation.
Parameters -9.999 – 9.999 – The third coefficient of the Callendar-Van Dusen equation multiplied by 10
-12
°C
-3
.
Notes The Callendar-Van Dusen equation:
=
1+ +
+
−100
( < 0 °C)
=
1+ +
( 0 °C)
Where
is the resistance at temperature .
Reset Value -4.183
Example CALC:TRAN:TEMP:CVD:C -4.183; Sets CVD:B to -4.183 x 10
-12
°C
-3
.
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