Vaisala FS11 - Optical Contamination and Blocking Monitoring

USER'S GUIDE ____________________________________________________________________
116 __________________________________________________________________ M211187EN-C
Hood TX
=
Transmitter hood temperature
Voltages:
+12 V
=
Regulated positive operating voltage for
transmitter, receiver, and FSC101
-12 V
=
Regulated negative operating voltage for
transmitter and receiver
VB
=
Voltage which +12 V is regulated from
VR
=
Voltage which +5 V is regulated from
Heater status:
Hood TX
=
TX hood heater automatic control system
on/off, *= heater current flowing
Hood RX
=
RX hood heater automatic control system
on/off, *= heater current flowing
Dew
=
Dew heater automatic control system on/off,
*= heater current flowing
Interface unit
=
FSI102 status
Temperatures:
CPU
=
FSC202 temperature
External
=
FSI102 ext temperature from HMP45D
(option)
Humidity
=
FSI102 ext humidity from HMP45D (option)
Voltages:
+12 V
=
Regulated operating voltage for FSC202
+12 Vout
=
Regulated operating voltage for obstruction
light and HMP45
PVin
=
Supply voltage from either FSP103
(~24 VDC) or backup battery (~12 VDC)
V5I
=
Isolated +5 VDC operating voltage for
RS-485 (on/off)
Background
luminance sensor
=
LM21 status
Window cont
=
Reduction in window transmittance, in %
Contamination
compensation
=
Status of background luminance
compensation
Backscatter
=
Signal level from total blockage signal, in %
CPU
=
LMB201 temperature
Hood
=
Hood temperature
Heater status
Hood
=
Hood heater automatic control system on/off,
*= heater current flowing
Dew
=
Dew heater automatic control system on/off,
*= heater current flowing
V5iso
=
Isolated +5VDC operating voltage for RS-485
(on/off)
#
=
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