Vaisala Present Weather Detectors PWD12 and PWD22 and Vaisala Visibility Sensors PWD10 and PWD20

All models:

  • Accurate measurement of visibility
  • Compact and light-weight
  • Easy to install

Additionally PWD12 and PWD22 models:

  • Indicate the cause of redused visibility
  • Identify precipitation type
  • Measure the intensity and accumulation of precipitation
  • Estimate snow accumulation

 

Visibility (MOR) measurement

PWD10 and PWD12:
     Measurement range
PWD20 and PWD22:
     Measurement range


10 ... 2000 m (32 ft ... 1.2 miles)


10 ... 20 000 m (32 ft ... 12 miles)

Present weather

PWD12:
     Identifies


     Reports


PWD22:
     Identifies


     Reports


4 different types of precipitation (rain, drizzle, mixed rain/snow, snow)
Fog, mist, haze (smoke, sand) or clear
WMO 4680 (SYNOP) and NWS code tables
39 different codes supported from WMO 4680 code table

7 different types of precipitation (rain, freezing rain, drizzle, freezing drizzle, mixed rain/snow, snow, ice pellets)
Fog, mist, haze (smoke, sand) or clear.
WMO 4680 (SYNOP), 4678 (METAR) and NWS code tables
49 different codes supported from WMO 4680 code table

Operating environment

Temperature
Humidity

-40...+60 °C
0...100 %RH

Inputs and outputs

Outputs
Operating voltage

Power consumption
     PWD10 and PWD20
     PWD12 and PWD22

RS232, RS485, analog current, relay control
12 VDC ... 50 VDC (electronics)
24 VAC or 24 VDC for heater option

3 W (electronics with dew heater @ 12VDC)
6 W

Mechanics

Dimensions

Weight

40.4 (w) x 69.5 (l) x 19.9. (h) cm
(15.91" (w) x 27.36" (l) x 7.83" (h))
3 kg (7 lb)

For complete specifications, please see the brochure or user guide in "Product Documentation".

Typical delivery times

 

  USA

  EUROPE

  JAPAN, CHINA, ASIA

  1 - 5 products

  2 weeks

  2 weeks

  2 weeks

  1 - 15 products

  4 weeks

  4 weeks

  4 weeks

Spare parts

Common spare and wearing parts are available. For availability contact sales.

Repair

Repair services are available at Vaisala service centers for a fixed price.

Repair price includes:
-repair work
-required parts
-calibration certificate
-service report

Technical support

Technical support for your installed units, contact helpdesk@vaisala.com.


PWD12/PWD22 Present Weather Sensors and PWD10/PWD20 Visibility Sensors

This page was printed from www.vaisala.com on Jul 6, 2008
URL: http://www.vaisala.com/weather/products/weatherinstruments/presentweather/pwd