December 2019  61  LDC-3706 Series Laser Controller 
 
NAME  FUNCTION  INSTrument 
setpoint. 
SOURce[1]:RESistance:SPOint? 
Report the TE controller resistance 
setpoint. 
TEC 
SOURce:RESistance:TOLerance <nrf> 
Set the TEC resistance tolerance. 
See status section: “out of 
tolerance” bit in condition reg. 
TEC 
SOURce:RESistance:TOLerance? 
Report the TEC resistance tolerance 
setting. 
TEC 
SOURce[1]:TEMPerature:AM[:STATE] <nrf> 
Enable or disable TE controller 
analog temperature modulation. 
TEC 
SOURce[1]:TEMPerature:AM[:STATE]? 
Report analog temperature 
modulation state. 
TEC 
SOURce[1]:TEMPerature:LCONstants:DERivative <nrf> 
Set the “D” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:LCONstants:DERivative? 
Report the “D” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:LCONstants:INTegral <nrf> 
Set the “I” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:LCONstants:INTegral? 
Report the “I” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:LCONstants[:GAIN] <nrf> 
Set the “P” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:LCONstants[:GAIN]? 
Report the “P” term for the TEC 
controller PID control loop. 
TEC 
SOURce[1]:TEMPerature:PROTection:LOW <nrf> 
Set TE controller low temperature 
limit. 
TEC 
SOURce[1]:TEMPerature:PROTection:LOW? 
Report TE controller low 
temperature limit. 
TEC 
SOURce[1]:TEMPerature:PROTection[:HIGH] <nrf> 
Set TE controller high temperature 
limit. 
TEC 
SOURce[1]:TEMPerature:PROTection:HIGH? 
Report TE controller high 
temperature limit. 
TEC 
SOURce[1]:TEMPerature:SPOint <nrf> 
Set TE controller temperature 
setpoint. 
TEC 
SOURce[1]:TEMPerature:SPOint? 
Report TE controller temperature 
setpoint. 
TEC 
SOURce[1]:TEMPerature:TOLerance <nrf>  Set TEC temperature tolerance.  TEC 
SOURce[1]:TEMPerature:TOLerance?  Report TEC temperature tolerance.  TEC 
SOURce[1]:TOLerance:TIME <nrf> 
Set duration for temperature to be 
stable. 
TEC 
SOURce[1]:TOLerance:TIME? 
Report duration for temperature to 
be stable. 
TEC 
  
SOURce[1]:STABle?  
Report if temperature has settled 
to user-specified temperature and 
time window. 
TEC