Technical specification for supply the spare parts – task:” Supply MetOne
instruments: rain gauges, wind speed and wind direction sensors”.
Wind speed and wind direction sensors:
LP
1.
name
Minimum requested parameter
Wind Speer sensor 
(MetOne 60524
the same or better 
parameter – 16

psc.

maximum operating range : 0-60m/s
starting speed: 0,4 m/s
accuracy: ± 1,5%
temperature range: -50°do 85°C

sensor: contact closure

diameter: 25,5 mm, height 325mm

material: aluminium

sensor equipped with plug: MIL –E – QUAL ( CXS3106A14S6S
) plug wiring:
 A – power max. 12V
 B – GND
 D – HEATING
 E – HEATING

Heating circuit- resistance for 24VAC, 12,5W power

wind Speer sensor calibration characteristic:
RPM ( obroty na minutę)
F(Hz)
100
3,333
200
6,667
300
10,000
400
13,333
500
16,667
600
20,000
2.
Wind Direction
sensor
MetOne 60525,
the same or
better parameter)
- 16 psc.
700
23,333
800
26,667
900
30,000
1000
33,333
1100
36,667
1200
40,000
1300
43,333
1400
46,667
1500
50,000
1600
53,333
1700
56,667
1800
60,000

azimuth: 0-360° (electrical: 0-356°C)

threshold: 0,4 m/s

accuracy: ±5%

sensor: varying resistance 0-10k ohms

temperature range: -50°do 70°C

diameter: 25,5 mm, height 325mm

material: aluminium

Heating circuit - resistance for 24VAC, 12,5W power
sensor equipped with plug MIL –E – QUAL ( CXS3106A14S6S )
plug wiring:
 A – power max. 12V
 B – GND
 C – output
 D – heating
 E - heating

Potentiometer needs to fulfill above standards:
MIL – E – 5272
MIL – E – 12943

Chassis: easy to replace potentiometer
Heated and unheated rain gauges.
LP
1.
2.
name
Unheated rain
gauge
(MetOne typ
60030 the same or
better parameter)
– 32 psc.
Rain Gauge
Heated (MetOne
typ 60030H the
same or better
parameter) – 32
psc.
Minimum requested parameter

orifice: 200 cm²

sensor method: magnet&reed

resolution: 0,1mm

accuracy: ±1%,

± 0.1 mm ( amount < 5mm),

±0,2mm ( amount ≥ 5mm)

± 2% ( intensity ≥ 10mm/h)

Sensor type: contact/switch closure

weight: 1,1kg ( unheated),

dimension: height: 312mm, diameter max. 168mm

installation: base plate Leeds to have 3 instalation holes ( 6,5
mm diameter - -placed at the 125 mm diameter circle)

sensor needs to be equip with two strainer ( small and big
hole) against dirt and insect

orifice: 200 cm²

sensor method: magnet reed

resolution: 0,1mm

accuracy: ±1%,

± 0.1 mm ( amount < 5mm),

±0,2mm ( amount ≥ 5mm)

± 2% ( intensity ≥ 10mm/h)

Sensor type: contact/switch closure

weight: 1,5 kg ( heated),

dimension: height: 312mm, diameter max. 168mm

installation: base plate needs to have 3 installation holes (
6,5 mm diameter - -placed at the 125 mm diameter circle)
heating circuit - resistance 24 VAC – power: 175W – heating
element under reed 25W , inside gauge ( 150W)

sensor needs to be equip with two strainer ( small and big
hole) against dirt and insect

easy way to disconnect the gauge from base plate to take a
service&cleaning
Additional request:
Bearings for actually in use by the orderer wind Speer sensor – ULKZ 8016X-48-A7P-12/20L21 ( part number: 01510563) – manufacturer part number 60524 - 128 pcs.
Potentiometers for actually in use by the orderer wind Direction sensor - 6009-2140-430 –
manufacturer part number 101444 – 65 pcs.