5
Transport
Safety instructions
Warning: Electrical or mechanical hazard due to fire, moisture, short circuit or malfunction.
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In the case of open transport, ensure that no water can enter the speed controller.
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It is recommended that the speed controller be transported to the installation site in its original packaging.
Storage
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Store the speed controller in its original packaging in a dry, dust-free place protected from the weather.
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Avoid exposure to extreme heat or cold.
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Storage in the temperature range -5°C to +50°C
5. Description
5.1. Speed controller type WPO 55
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The potentiometer is designed to control devices that require a control signal (e.g. EC motors with 10V input)
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The individual stages can be set individually on the circuit board by means of a screwdriver on the adjusting screws.
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The desired speed can be set in 5 stages by means of a rotary knob.
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It has a switch (dry contact) for remote ON/OFF switching of external devices.
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The potentiometer is suitable for surface mounting (IP55).
Type
Dimensions
(height x width x depth)
Weight
kg
WPO55
128x108x73 mm
0.37
• Power supply: 10 Vdc (+ 10%).
• Max. Voltage output 0 ... 10 V: 0.1mA
• IP protection: IP55
• Ambient temperature range: -20 ... .50 ° C
• Operating temperature range for storage: -20 ... .50 ° C
• Relative humidity: 85% Non-condensation
• Connector max. conductor cross-section: 1.5mm²
5.2. Speed controller type WPO
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The potentiometer is designed to control devices that require a stepless control signal.
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The supply voltage is freely selectable in the range of 0-10 VDC.
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The desired output voltage is continuously adjustable between 0 and the supply voltage (Us) by means of a rotary knob.
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It has a switch (dry contact) for remote ON/OFF switching of external devices.
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The potentiometer is suitable for flush mounting (IP44) as well as surface mounting (IP54).
Type
Dimensions
(height x width x depth)
Weight
kg
WPO
82 x 82 x 65 mm
0.2
