Vaisala HMP155 - Manual (Page 30)

USER'S GUIDE____________________________________________________________________
28 _______________________________________________________________ M210912EN-C
List of Serial Commands
Most of the commands listed below are relevant only in the digital output
version of HMP155. These commands are marked with an * in the
description column to make them easier to tell apart. The bold text in the
brackets is the default setting. To issue a command, type it on your
computer and press the Enter key.
Table 6 Measurement Commands
Command Description
R
Start the continuous outputting
S Stop the continuous outputting
INTV [0 ... 255 S/MIN/H] Set the continuous output interval (for RUN
mode)
SEND [0 ... 99] Output the reading once *
SMODE
[STOP/RUN/POLL/SEND] Set the serial interface mode *
SDELAY[0 … 255] View or set user port (RS-485) answer
minimum delay *
SERI [baud p d s] User Port settings (Default: 4800 E 7 1) baud:
300 ... 115200 *
ADDR [0 ... 99] Set the probe address (for POLL mode) *
OPEN [0 ... 99] Open a temporary connection to a POLL mode
device *
CLOSE Close the temporary connection (Back to POLL
mode) *
Table 7 Formatting Commands
Command Description
FORM
Set the output format of SEND and R
commands *
TIME [HH MM SS] Set or display the time *
UNIT Select the metric or non-metric output
units *
Table 8 Chemical Purge Commands (Optional)
Command Description
PUR
Set the automatic chemical purge *