Vaisala HPP272, User Manual, Page: 26 / 66

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5
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Figure 9 Pins on the M12 male connector
1. If the probe is powered on, power off the probe.
2. Select the output mode with pin #5:
a. To set the probe in analog mode, connect pin #5 to ground.
b. To set the probe in digital mode, leave pin #5 floating.
3. Power on the probe. The probe checks the state of pin #5 (grounded or floating) and goes
in the selected output mode.
HPP272 User Guide M211972EN-B
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