Vaisala PTB330 User Manual

Page 99

Advertising
background image

Chapter 4 ________________________________________________________________ Operation

VAISALA _______________________________________________________________________ 97

Example of normal limit switch: Selecting relay 1 to follow pressure
measurement and relay 2 to follow measurement of pressure from
barometer module 1. One setpoint is chosen for both outputs.

>rsel P P1
Rel1 P below: 980.00 hPa ? -
Rel1 P above: 995.00 hPa ? 1020
Rel1 P hyst : 0.10 hPa ? 1
Rel1 P enabl: ON ? ON
Rel1 P1 below: 1001.00 hPa ? -
Rel1 P1 above: 1005.00 hPa ? 1010
Rel1 P1 hyst : 0.10 hPa ? 2
Rel1 P1 enabl: ON ? ON
>

Example of using relay 1 as fault alarm:

Selecting relay 1 to follow the fault status and relay 2 to follow the
pressure measurement.

>rsel fault p
Rel1 FAUL below: -
Rel1 FAUL above: -
Rel1 FAUL hyst : -
Rel1 FAUL enabl: ON ?
Rel2 P below: - ? -
Rel2 P above: 1050.00 hPa ? 1050
Rel2 P hyst : 12.00 hPa ? 10
Rel2 P enabl: ON ? ON
>

Advertising