Chauvin Arnoux F09 - 2. Description; Clamp Jaws and Controls

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➂➂
➂➂
➂ Command keys
The keys are capable of 3 types of action:
Short pressure
< 1.3 s, it is valid if the key pressure is detected.
Long pressure
> 1.3 s, this gives access to a measurement or operating
mode. Holding or releasing the key has no effect.
Held pressure
Gives access to a measurement or operating mode and
remains in this mode as long as pressure is held. Releasing the
key causes return to the previous mode.
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■ HOLD has 4 different functions
(see description § 3.12):
- Display lock
- Preselection of MIN/MAX mode
- Automatic compensation for cable resistance
- Automatic compensation of current measurement zero
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■ The yellow key has 6 different functions
(see also description § 3.12):
- Manual selection of AC, DC or AC+DC mode
- Selection of INRUSH function
- Selection of resistance function (Ω), semi-conductor test
( ), continuity test ( )
- Measurement of active, reactive, apparent powers and
power factor calculation
- Single phase or balanced three phases systems selection
- Phase order indication measurement (see description §
3.11)
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■ MIN/MAX operates by end-around shift on short pressure:
MIN/MAX V and A Functions Other functions
1
st
press PEAK value MAX value
2
nd
press MAX value MIN value
3
rd
press MIN value Return to MAX value
4
th
press Return to PEAK value _
At any time, a long press on the key will quit the MIN/MAX
mode. If the INRUSH function was selected (see description
§ 3.7), a short pressure will return to MIN/MAX mode.
Note: In MIN/MAX mode, the Automatic stop function of
the unit is unavailable (symbol
P
).
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■ Hz A short press displays the frequency of the
measured signal, another press switches back to
the previous value. This key is active only for the
AAC, VAC and W functions.
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■ Short pressure: display backlight command.
Automatic shutdown after 2 minutes.
Held pressure: display of estimated remaining
battery power, expressed in hours (except INRUSH
and phase order functions).