Vaisala FS11 - Command Polling

Chapter 4 _________________________________________________________________ Operation
VAISALA ________________________________________________________________________ 69
Command
Description
SET DATA_PORT_DATA_PARITY_STOP
7|8 even|odd|none 1|2
The format of characters transmitted by the Data Port
can be set. The following selections are available:
Count of data bits: 7/8
Type of parity bit: even/odd/none
Count of stop bits: 1/2
SET DATA_MAINTENANCE
DATA_PARITY_STOP 7|8 even|odd|none
1|2
The format of characters transmitted by the
Maintenance Port can be set. The following selections
are available:
Count of data bits: 7/8
Type of parity bit: even/odd/none
Count of stop bits: 1/2
SET CONTAMINATION_COMPENSATION
VISIBILITY_SENSOR ON
Enables visibility value compensation caused by
window contamination on the visibility sensor (default).
SET CONTAMINATION_COMPENSATION
VISIBILITY_SENSOR OFF
Disables the compensation function.
SET CONTAMINATION_COMPENSATION
BL_SENSOR ON
Enables measurement value compensation caused by
window contamination in Background Luminance
Sensor (default).
SET CONTAMINATION_COMPENSATION
BL_SENSOR OFF
Disables the compensation function.
SET BL_SENSOR LM21
Enables Background Luminance Sensor data polling in
the FS11 system.
SET BL_SENSOR PHOTO_SWITCH
Enables Day/Night photo switch reading.
SET BL_SENSOR OFF
Disables Background Luminance Sensor data polling
and photo switch reading the in FS11 system (default).
SET VIS_SENSOR ON
Enables Visibility Sensor data polling in the FS11
system (default).
SET VIS_SENSOR OFF
Disables Visibility Sensor data polling in the FS11
system.
SET HOOD_HEATERS
VISIBILITY_SENSOR ON
Enables the monitoring and automatic operation of the
visibility sensor hood heaters (default). The hood
heaters are turned on by the unit when the hood
temperature drops below a preset level.
SET HOOD_HEATERS
VISIBILITY_SENSOR OFF
Disables visibility sensor hood heaters operation and
monitoring. Set OFF when operated in environments
where hood heaters are not needed and the sensor is
only operated with DC power.
SET HOOD_HEATERS BL_SENSOR ON
Enables the monitoring and automatic operation of the
backlight sensor hood heater (default). The hood
heaters are turned on by the unit when the hood
temperature drops below a preset level.
SET HOOD_HEATERS BL_SENSOR OFF
Disables backlight sensor hood heater operation and
monitoring. Set OFF when operated in environments
where hood heaters are not needed and the sensor is
only operated with DC power.
SET DEW_HEATER VISIBILITY_SENSOR
ON
Enables the monitoring and automatic operation of the
dew heaters (default). The dew heaters start to warm up
optical surfaces when the ambient temperature drops
below a preset level.
SET DEW_HEATER VISIBILITY_SENSOR
OFF
Disables dew heaters operation and monitoring. Set
OFF when operated in environments where dew
heaters are not needed (ambient temperature does not
drop below 12 °C).
SET DEW _HEATER BL_SENSOR ON
Enables the monitoring and automatic operation of the
dew heaters (default). The dew heaters start to warm up
optical surfaces when ambient temperature drops below