Certification Information; Getting Acquainted With The Calibrator - Fluke 718Ex 30G User Manual

Certification Information

E
( II 1 G EEx ia IIC T4
Permitted for Zone 0 Equipment Group II, gas group
IIC hazardous atmospheres, temperature class T4
Class I Div. 1 Groups A-D T4 Intrinsically
F
Safe AEx ia IIC T4
Permitted for Division 1 hazardous atmospheres, Gas
Groups A-D, temperature class T4

Getting Acquainted with the Calibrator

O
Press to turn the Calibrator on and off. The Calibrator
displays pressure and current measurements
simultaneously. See Figure 2.
The upper part of the display shows the applied pressure
or vacuum. Vacuum is shown as a negative value. Press
U
to select a different unit. When cycling the power off
and on, the Calibrator retains the unit last used.
The lower part of the display shows the current (up to
24 mA) applied to the current (mA) inputs.
Pushbutton operation is described in Table 2. Pump
features are shown in Figure 3 and described in Table 3.
Getting Acquainted with the Calibrator
measurement
Current mA
measurement
On/Off Button
Pressure
sensor input
Figure 2. Front Panel Features
Pressure Calibrator
Pressure
Pressure
module input
Current
input
alz005f.eps
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