Vaisala PTB330 - Manual (Page 103)

Chapter 4 ________________________________________________________________ Operation
VAISALA ______________________________________________________________________ 101
Example:
>scom meas
Send command : meas
>send
pressure = 1013.02 hPa
>measpressure = 1013.02 hPa
>
OPEN
When all barometers on the RS-485 bus are in POLL mode the OPEN
command sets one barometer temporarily to STOP mode so that other
commands can be entered.
OPEN [aa]
where:
aa = address of the barometer (0 ... 255)
Example:
open 1
PTB330: 1 line opened for operator commands
>
CLOSE
Use the CLOSE command to switch the barometer back to the POLL
mode.
Example:
>close
line closed
SEND
Use the SEND command to output the reading once in POLL mode:
SEND [aa]
where:
aa = address of the barometer