Maintenance Commands; Sta - Vaisala PWD22 User Manual

User's Guide _______________________________________________________________________
82____________________________________________________________________ M210543EN-B
The parameters of the ACAL command in the current range of
0 ... 20 mA are the following
DAC scale 21
DAC scale 20

Maintenance Commands

The maintenance commands are used in installation, maintenance, and
troubleshooting. They are as follows:
- STA , Displays status
- CAL Calibrator _frequency, Calibration
- CLEAN , Sets clean references
- ZERO , Displays zero and noise test status
- CHEC , Displays calibrator test signal
- DRY ON , Sets RAINCAP
- WET ON , Sets RAINCAP
- TCAL , Sets the TS temperature (ambient)
- HEAT , Pulls hood heater relays on

STA

The STA command (or MES 3 command) displays the results from
the built-in test system as a status message.
The system output is the following:
PWD STATUS
VAISALA PWD22 V 1.00 2003-12-15 SN:Y46101
SIGNAL 3.43 OFFSET
REC. BACKSCATTER
TR. BACKSCATTER
LEDI 2.3 AMBL
VBB 12.6 P12
TS 24.6 TB
TDRD 24 25
BL 26
RELAYS OFF OFF OFF
HOOD HEATERS OFF
HARDWARE :
OK
®
dry offset
®
wet scale
146.11 DRIFT
2802 CHANGE
-2.3 CHANGE
-1.0
11.4 M12 -11.3
29
DRD 858 854
0.00
2
0.0
DRY 857.5