Figure 3-7 External power supply
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3.1.4 Pressure unit
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Press to select a pressure unit in the SOURCE window,or when measuring an external pressure module in the
MEASURE window.
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The selected units relate to the range and resolution of the internal sensors (Section3.4.3).
3.1.5 Current output
1. Select Current in SOURCE mode
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The calibrator must be vented or in standby mode to change from sourcing pressure to current.
2. Connection: Complete the electrical connection as shown in Figure 3-6 or Figure 3-7.
3. Power supply
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Press to select internal loop power or external loop power.
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The default setting for the DC24V power is to remain on unless external loop power is selected
4. Entering a value
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Use the numeric keypad to enter a value, and press / to confirm.
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If there is no operation within 10 seconds, the calibrator will automatically cancel the entry.
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The value must be within the range of (0~22) mA.
Figure 3-6 Internal 24V power supply
