Vaisala WAC155 Uživatelská příručka stáhnout pdf (Strana 58)

User's Guide ______________________________________________________________________

56 ___________________________________________________________________M210822EN-A

Table 12 Inputs and Outputs

Property Description/Value

Signal input:

wind direction

wind speed

6-bit parallel GRAY code

Pulse frequency 0 ... 750 Hz

Input operating power 9 ... 15.5 VDC, 8 mA typical incl. sensors

(when power-save mode is enabled)

Maximum operating power 50 mA (when power-save mode is disabled)

Input heating power 16 ... 24 VAC or VDC

32 ... 48 VAC or VDC can be used when

heating power is connected in series to both

sensors

Typical heating power 500 mA per sensor

Output signals RS-485 serial bus

Signal cable 4 wires minimum: VIN+, VIN-, RS-485 A(-),

RS-485 B(+)

Table 13 Operating Conditions

Property Description/Value

Temperature range:

operating

storage

-55 ... +55 °C

-60 ... +70 °C

Humidity 0 ... 100 %RH

Table 14 Dimensions and Mechanics

Property Description/Value

Dimensions:

printed circuit board

jucntion box

115 × 58 mm

125 (w) × 80 (h) × 57 (d) mm

Cross arm length 800 mm

Ingress protection IP65

Mounting To a Ø 60 mm pole mast

Weight 1.5 kg

Material:

cross arm

junction box

AI anodized

AI painted gray

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