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Total solder points: 101 Difficulty level: beginner 1o 2o 3þ 4o 5oadvanced Fan timer K8041 Features: þ Suitable for most types of ventilators þ Solid state switching with noise suppression þ Can be connected to existing installation þ LED function indication.
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Assembly hints 1. Assembly (Skipping this can lead to troubles ! ) Ok, so we have your attention. These hints will help you to make this project success- ful. Read them carefully. 1.1 Make sure you have the right tools: •...
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Assembly hints 1.3 Soldering Hints : Mount the component against the PCB surface and carefully solder the leads Make sure the solder joints are cone-shaped and shiny Trim excess leads as close as possible to the solder joint AXIAL COMPONENTS ARE TAPED IN THE CORRECT MOUNTING SEQUENCE ! REMOVE THEM FROM THE TAPE ONE AT A TIME !
Connection 15. Connection & operation Note : this kit operates on mains voltage and this may present some hazards. Disconnect the kit from the mains when working on the PCB. A - Power supply : Connect the device to the mains (110 - 240 Vac) through connec- tions L &...
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Connection diagram 16. Connection diagram Inspect the complete assembly once more before applying power to the unit !
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Optional housing 17. Mounting into the optional housing This fan timer exactly fits into the box type G311 from Velleman Components. Follow the assembly instructions below : 1. Drilling the holes : — Mark the centre of the holes to be drilled on the front of the bottom enclosure.
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Optional housing 2. Mounting : Position the PCB in the bottom half of the enclosure. (Fig. 3.0) ATTENTION : Solder two wires onto the PCB instead of the LED. The LED will be mounted on top of the enclosure later FIG.
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Optional housing 3. Assembling : Pay attention when connecting the two wires with the LED. Respect the polarity! Connect the fan timer as depicted in the wiring diagram, see pag. 10.
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