Stanford Research Systems LDC500, Operation And Service Manual

Page: 61 / 141

3.3 TEC Menus 3 – 11
•
"@<*
)@
( TSHA , 4 – 42 )
•
"@<9
+0@+
( TSHB , 4 – 42 )
•
"@<
I))@0
(
TSHC
, 4 – 42 )
3.3.3.5 Model parameters for RTD
α
These items are only visible for RTD sensors, when the calibration
model is set to
ALPHA .
•
O
I)F>F>
d
(
TRTA
, 4 – 43 )
•
3M d 6
1F
( TRTR , 4 – 43 )
3.3.3.6 Autotuning
Autotuning is typically performed simply with the
TUNE
command.
For special situations requiring user control of the step size used
to measure the thermal step response, the
TATS command is also
available.
•
%%
&'#
(
TUNE
, 4 – 37 )
•
%%
%"/ )*
( TATS , 4 – 38 )
3.3.3.7 PID parameters
Temperature control loop parameters are typically set automatically
by autotuning. Users can inspect and modify the results with these
menu items:
•
(P#
@+*>
d
( TPGN , 4 – 38 )
•
(P#
( G>#
(
TIGN
, 4 – 39 )
LDC500 Series Laser Diode Controllers