Wavelength Electronics LFI-3751, User Manual

Page: 52 / 132

Chapter 2 - Front Panel Operation
Controlling Temperature with an LM35
3. Entering Data Pair - A
•
Rotate the Display Select Switch to A ( Shift Button ON ).
The fi rst two data pairs alternate on the display. (4.000, 4.000)
indicates to the LFI-3751 that you’re using an LM35.
•
Rotate the Digi-Pot Adjust Knob to change the value
displayed.
•
A, B, and C cannot be adjusted while the output is on.
•
Data for A , B , and C are saved in non-volatile memory.
•
RS-232 Command: [A1] = +004.000, [A2] = +004.000
P ACT T
LIM I
AUX T
TE V
SET T
TE I
B
C
I
A
D
decrease
increase
Adjust B
Enter Slope [B1]
4. Entering Data Point - B
•
Rotate the Display Select Switch to B ( Shift Button ON )
to display the Slope in mV / °C.
•
Rotate the Digi-Pot Adjust Knob to change the value.
Default from the factory sets up for a 10 mV / °C slope.
•
A, B, and C cannot be adjusted while the output is on.
•
Data for A , B , and C are saved in non-volatile memory.
•
RS-232 Command: [B1] = Slope
Display Resolution:
Slope 1.00 to 20.00 mV / °C
52
Ω
P ACT T
LIM I
AUX T
TE V
SET T
TE I
B
C
I
A
D
°
C
k
P ACT T
LIM I
AUX T
TE V
SET T
TE I
B
C
I
A
D
decrease
increase
Adjust A
Enter [A1]
Enter [A2]