Vaisala HMP230 - Manual (Page 86)

HMP230 SERIES
Appendix 1: Serial commands
M210225en-B
80
SERIAL COMMANDS
1. ANALOGUE OUTPUT COMMANDS .................................................................................. 81
AMODE Setting the analogue outputs.................................................................... 81
ASEL
Scaling the analogue outputs ................................................................... 82
ASCL Scaling the analogue outputs ................................................................... 83
2. CALIBRATION COMMANDS ............................................................................................. 84
CRH Relative humidity calibration ................................................................... 84
FCRH Relative humidity calibration after sensor change..................................... 84
CT Temperature calibration .......................................................................... 85
ACAL Calibrating the analogue outputs.............................................................. 86
L Outputting linear correction coefficients .................................................. 86
LI Entering linear correction coefficients ..................................................... 86
3. OUTPUT VIA THE SERIAL BUS........................................................................................ 87
R Starting the measurement output ............................................................ 87
S Stopping the measurement output .......................................................... 87
SEND Outputting a reading once........................................................................ 88
DSEND Outputting readings of all connected transmitters once ............................ 88
ERRS
Outputting error messages....................................................................... 88
ECHO Turning the serial interface echo ON/OFF................................................ 89
INTV Setting the output interval for the RUN state ........................................... 89
FORM Setting the output format.......................................................................... 90
FTIME Adding time to output ............................................................................... 91
FDATE Adding date to output............................................................................... 92
SERI Serial bus settings .................................................................................. 92
UNIT Selecting the output units........................................................................ 93
ADDR Setting the transmitter address ................................................................ 94
FROST Setting the calculation mode .................................................................... 94
RESET
Resetting the transmitter.......................................................................... 94
3.1 Operation modes .................................................................................................. 95
SMODE Setting the serial interface ....................................................................... 95
OPEN & CLOSE ..................................................................................................... 95
4. OTHERS ............................................................................................................................ 97
ITEST Testing the analogue outputs ................................................................... 97
FILT Setting the averaging time ...................................................................... 98
PRES Setting the pressure for pressure compensation of the HUMICAP  sensor
and for mixing ratio, wet bulb temperature and enthalpy calculations ....... 98
XPRES Setting the pressure for pressure compensation of the HUMICAP  sensor
and mixing ratio, wet bulb temperature and enthalpy calculations
temporarily............................................................................................... 99
CDATE Entering calibration date .......................................................................... 99
DATE
Setting the date ......................................................................................100
TIME Setting the time.......................................................................................101
VERS Name and version of the programme ......................................................101
? Outputting the transmitter settings .........................................................101
?? Outputting the transmitter settings also in POLL mode...........................102
The commands function as described when the serial interface is in full-
duplex mode and echo is on. All commands except FORM can be given in
either capital or small letters. In the commands <cr> means carriage return,
<lf> line feed and <ht> horizontal tabulation.