8
Automatic step:
Automatic ramp:
∧
• Press MENU/EXIT to enter the main menu described in section 3.
• The text ‘Valve Test’ is shown in the lower center when the valve
test function has been enabled on the Setup Menu, section 4.3.
Valve test is described in more detail in section 5.2.
• The text ‘250
Ω
’ text is shown in the lower right corner when the
HART resistor has been enabled on the Setup Menu, section 4.4.
2.3 Milliamp Measure without 24V power
In the mA Measure mode, the calibrator displays the loop current.
Figure 4 shows the main display and typical connections for this
mode.
MARTEL ELECTRONICS
LC-110H
Precision Loop
Calibrator w/HART™
100%
25%
0%
MENU
EXIT
Measure
0.00%
4.000mA
4-20mA
OUTPUT DEVICE
(+)
(–)
4 to 20mA
Figure 4
• Press MENU/EXIT to enter the main menu described in section 3.
• The text ‘250
Ω
’ text is shown in the lower right corner when the
HART resistor has been enabled on the Setup Menu, section 4.4.
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GlobalTestSupply
.com
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