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0.6m/s (standard), 0.75m/s (/WR), 0.5m/s (/LV) |
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2.3m (standard), 2.4m (/LV) |
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0.2m (standard), 0.24m (/LV) |
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0.51m (standard), 0.54m (/LV) |
- Damped Natural Wavelength:
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3.4m (standard), 3.6m (/LV) |
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+/- 0.5 ° if vane removed and replaced (note: no measurable backlash movement during use) |
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5×107 cycles (10 years typical exposure) |
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4 to 5 years |
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+/-3° in steady winds over 5m/s (6m/s /WR, 3.5m/s /LV), with +/-2° obtainable following calibration. |
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over 75 m/s (standard), over 60m/s (/LV) |
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360° mechanical angle, continuous rotation allowed |
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-50 to +70 °C |
- Potentiometer Resistance:
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1000 Ohms (+/- 10%) |
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50uA recommended (20mA absolute maximum) |
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1V to 5V (recommended), 20V absolute maximum. |
- Potentiometer Continuity Angle:
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357.7 +/- 1.5° (2.3° gap at north) |
- Potentiometer Variation Angle:
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356.5 +/-1.5° (3.5° dead-band) |
- Potentiometer Resolution:
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+/-0.2° |
- Potentiometer Independent Non-Linearity:
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+/-0.25%; (unloaded) |
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6 wire screened cable. Screen insulated at instrument end, black connects to body. Red & White connect to 360° end and Blue & Yellow connect to 0° end of pot. Green connects to wiper. |
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type F20 as standard. |
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This instrument is constructed using our standard fin and windvane body design and dimensions. |
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|
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3m (9ft10in) permanently attached 6-conductor* cable with braided shield/screen as standard. Longer lengths are available to order (up to 115m). Spec: Def Stan 61-12 part 4, 0.22mm²(∼24AWG). *Note: 8-conductor used for /HE4 models. |