Vaisala FS11P - Page 161

Chapter 5 _________________________________________________________ Theory of Operation
VAISALA _______________________________________________________________________ 159
+12V: 11.4 -12V:-11.3 VB: 12.5 VR: 6.7
Heater status:
Hood TX: OFF, hood RX: OFF, dew: OFF
Interface unit: OK
Temperatures (unit C):
CPU: 27.1, external: /////
Humidity: ////
Voltages:
+12V: 12.1 +12Vout: 0.0 PVin: 23.8 V5I: OFF
Background luminance sensor: OK
Window cont: 10
Contamination compensation: ON
Backscatter: 0
CPU: 26.2 hood: 24.6
Heater status: hood: OFF, dew: OFF
V5iso: ON
PWD STATUS
VAISALA PWD32 V 1.08 2009-10-30 SN:Z43107 ID STRING: 0
SIGNAL 165.51 OFFSET 153.90 DRIFT 8.10
REC. BACKSCATTER 1814 CHANGE 219
TR. BACKSCATTER -1.3 CHANGE 0.0
LEDI -5.6 AMBL -1.1
VBB 12.6 P12 11.5 M12 -11.3
TS 19.9 FS TS 20.8
TB 20
TDRD 17 17 DRD 830 DRY 832.0
HARDWARE :
OK
#
where
FS11P System
status
=
System level status
Measurement unit
=
FSM102 status
Receiver:
Window cont
=
Reduction in window transmittance in %
Backscatter
=
Signal level from total blockage signal in %
DC saturation
=
Receiver DC signal level of total saturation in
%
Offset
=
Scatter signal offset (raw AD conversion, unit
is LSB)
Transmitter:
Window cont
=
Reduction in window transmittance in %
Backscatter
=
Signal level from total blockage signal in %
Intensity
=
LED current in mA
Contamination
compensation
=
Status of visibility compensation