FLUKE 707EX Intrinsically Safe Loop Calibrator

User Manual for the Fluke 707EX Intrinsically Safe Loop Calibrator - Page 9

For 707EX.

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mA Calibrator
Front Panel Controls
5
Front Panel Controls
Control Function
D
ON or OFF button.
A
+ D
(Power-on Option)
Press A and D simultaneously to
toggle between the mA output
spans.
4 mA to 20 mA = 0 % - 100 %
(default)
0 mA to 20 mA = 0 % - 100 %
(optional)
The selection is saved until it is
changed.
A
Press to step through modes:
Source mA
Simulate mA
Measure mA
Loop Power (24 V)
Measure V dc
h i j
Turn h to increase or decrease
current output.
Current output can be adjusted at a
resolution of 1 μA or 100 μA.
(Default is 1 μA.)
To adjust the current in 1 μA
steps, simply turn the knob.
To adjust the current in 100 μA
steps, press in and turn
the knob.
Control Function
B
Press
B
to step the current up 25 %
of full scale (20 mA).
At full scale, press
B
to step the
current down 25 % of full scale.
B+ C
Press B + C simultaneously to
enter the Auto Ramp mode and select
a ramp form.
A continuously applied or controlled
mA ramping signal is produced in one
of three ramp forms.
e (slow), g (fast), or f (step)
identifies the selected ramp form.
C
Press C to start the SpanCheck
at 0 % of selected current span, i.e., 0
mA for 0-20 mA span or 4 mA for 4-20
mA span.
d
is displayed.
Press again for 100 % of selected
current span.
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