Vaisala PTU300 - MODBUS; MODBUS Protocol Overview

Chapter 4 ________________________________________________________________ Operation
VAISALA______________________________________________________________________ 145
Using Serial Line
XHEAT
Enables/disables the sensor heating.
XHEAT [xx]
where:
xx = ON / OFF
Example:
>xheat on
Extra heat : ON
>xheat off
Extra heat : OFF
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To configure the sensor heating use the XHEAT command without
parameters. Enter the values after question mark. The available ranges
include the following:
Extra heat RH -limit (heating function
starts-up above the setpoint)
0...100 %RH (default: 95 %RH)
Extra heating temperature 0...200 ºC (default: 100 ºC)
Extra heating time 0...255 s (default: 30 s)
Example:
>xheat
Extra heat : OFF
Extra heat RH : 95 ? 90
Extra heat temp: 100 ? 85
Extra heat time: 30 ? 10
>xheat on
Extra heat : ON
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