R
9
2.4 THE CONTROLS
The gauge is operated by 5 keys (Figure 3).
•
On/Off key
: Switches the gauge on or off.
•
Softkeys: The function of these keys varies
and is described by symbols and writing on the
bottom line of the screen.
•
LED: Red/green flashes when the gauge is
switched on, green flashes when a reading is
taken. Indicates when readings pass or fail the
90/10 rule (see page 31).
Figure 3. Elcometer 456
3
control keys
2.5 SWITCHING THE GAUGE ON
Note
: Before switching the gauge on for the first
time read “Selecting a language” on page 11.
Softkeys
On/Off key
LED
Gauges with separate
and PINIP™ probes:
Press
key
to
switch on gauge.
Gauges with integral
probes:
Press
key
to
switch on gauge, or
place the probe on a
surface.
R
R
CAL
DATA
STAT S
MENU
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456
Op_456_3_English.book Page 9 Thursday, January 22, 2009 7:58 PM