Instruction Manual

HMP230 SERIES
User's Guide M210225en-B
52
Example:
>SMODE STOP <cr> setting STOP state
Serial mode : STOP
6.4.3.2. OPEN & CLOSE
OPEN nn <cr>
nn = address of the transmitter (0...99)
CLOSE <cr>
In STOP mode: command OPEN has no effect, CLOSE sets the transmitter in
POLL mode
In POLL mode: command OPEN sets the transmitter temporarily in STOP
mode, command CLOSE returns the instrument to POLL
mode
Example: relative humidity calibration is performed at transmitter 2 which is
in POLL state
>OPEN 2 <cr> opens the line to transmitter 2
>CRH <cr> calibration started
...
>CLOSE <cr> line closed