Applent Instruments AT512 User Manual page 11

Figure 3-2 Keypad I
Comparator 30mV Limit
Comp
Figure 3-3 Keypad II
1.


ASSUMER：
Key Function
Comparator Setup comparator
-%
*The function is invalid.
Speed Measurement speed:（Slow）,（Medium）,（Fast）.
Clear Correction(Short Zeroing)
Range Automatic, Range Hold. The AUTO indication is ON, range is automatic.
Data maintained. Equipment to stop testing, current measurements remains on the
DH
displayer, not to refresh. The DH indication is ON, the data is held.
Beep Turn ON/OFF Beep.
<,> Arrow keys Select the range. It is enabled in the range hold status.
Esc Return to the upper status. It is enabled in the setup status.
Enter Confirm the operations. It is enabled in the setup status.
2． Secondary Function（Shift）


ASSUMER：
Key
Comparator
Orange Words on Panel represents 2
Blue Words on Button represents Numeric Key.
I-Mode
 -% Rate
j
Primary Function
Black Words on Button represents 1
st
The keys will be 1 functions while theShiftmark on VFD is off.
On the front Panel:
Orange Words on Panel represents 2
nd
The keys will be 2 function while the Shift mark on VFD is on.
Function
Open or close comparator function.
nd
Function;
Relative
Clear
st
Function；
nd
Function;
Start up
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