Unit – Vaisala PTB330 User Manual
Page 75
Chapter 4 ________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 73
Restoring the default output message (depends on the device
configuration) and output example:
>FORM /
Output format : QNH \T QFE \R \N
>SEND
999.88
999.88
>
Displaying information on supported parameters (depends on the
device configuration, see Table 14 on page 72):
>FORM ??
P P3H P1 P2 P3 DP12 DP13 DP23 HCP QFE QNH TP1 TP2 TP3 A3H
Additional parameters
#T, #R, #N, #RN, Un, n.n, CS2, CS4, CSX, SN, ERR, PSTAB, ADDR, DATE, TIME
>
UNIT
Use the UNIT command to display or set the output quantities and
their units.
Table 15
Output Quantities and Units
Quantity
Output Quantity
Available Output
Units
Pressure (measures
average pressure from
P
1
, P
2
, and P
3
)
P
Pressure from
barometer module 1 or
2 or 3
P
1
, P
2
, and P
3
Pressure trend
P
3h
Pressure difference (P
1
-P
2
)
ΔP
12
Pressure difference (P
1
-P
3
)
ΔP
13
Pressure difference (P
2
-P
3
)
ΔP
23
QNH pressure
QNH
QFE pressure
QFE
Height Corrected
Pressure
HCP
hPa, psi, inHg, torr, bar,
mbar, mmHg, kPa, Pa,
mmH
2
O, inH
2
O
Temperature of
barometer module 1 or
2 or 3
T
P1
, T
P2
, and T
P3
°C, °F, K