Vaisala HUMICAP HMP155, User Manual, Page: 42 / 102

Table 15 Measurement commands
Command Default setting Description
R
- Start continuous output
S
- Stop continuous output
INTV [0 ... 255
S/MIN/H]
2 s Set continuous output interval (RUN mode)
SEND [0 ... 99] - Output reading once
SMODE [STOP/RUN/
POLL/SEND]
STOP Set serial interface mode
OPEN [0 ... 99] - Open temporary connection to POLL mode device
CLOSE
- Close temporary connection (back to POLL 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] 0 Set probe address (POLL mode)
Table 16 Formatting commands
Command Description
FORM
Set the output format of SEND and R commands
TIME [HH MM SS] Set or display time
UNIT
Select metric or non-metric output units
Table 17 Chemical purge commands
Command Description
PUR Set automatic chemical purge
Table 18 Calibration and adjustment commands
Command Description
#
Force connection settings 19200 baud, N, 8, 1
ACAL [0/1] Analog output calibration and adjustment
CDATE
Set calibration date
CRH One or two-point relative humidity calibration and adjustment.
CT
One or two-point temperature calibration and adjustment
HMP155 User Guide M210912EN-D
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