Questions tagged [environmental-sealing]
For questions relating to the protection of electrical devices from hazards in their environment such as water, dust, vibration and mechanical impact.
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Can heat sinks and/or heat pipes be retrofitted onto an existing electronic device?
I have a USB hub that is going into an additional enclosure that is fairly airtight. This USB hub is only rated for 0C to 40C operational, however it will need to survive hotter and colder ...
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Sealing flammability standard
I have a part which has 4 pins(2 of them power pins and rest is control pins). Should I use UL94 conformed sealing or sealant without flammability property is also OK? Max working current: 220mA, Max ...
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Going from PD3 (pollution degree 3) to PD2 using IP54 (ingress protection 54)?
I wonder what is needed to reduce a PD3 (pollution degree 3) environment to PD2?
It seems that IP54 housing could do it, but I have not found this clearly written in text (there is some vague ...
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Why are some relays not completely sealed?
Here are some of the pictures of PCB relays I found online. One may notice there are these opening/holes on the top or bottom of the package. What are the purposes of these 'air vents'?
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Help with component choice for weather proof sensor node
I'm planning on making a wireless weather station with a sensor node and a master to display the sensor data. The sensor node would be placed outside and measure temperature, humidity, and air ...
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PCB header pins sealing
I am looking to seal the bottom part of this PCB header because I do not want the pins underneath the connector to be exposed to the environment in which the board will be assembled:
https://www.te....
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Lifetime of unprotected PCB outdoors
I'm designing a 40GHz RF system that will be operated outside for research. I prefer avoiding conformal coating and radomes to protect it due to cost, complexity, and loss. An alternative I'm ...
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Electronics in Diesel
I was wondering if there will be any adverse effect on electronics functionality-wise when it is dipped in diesel and operated. Since diesel is non-conductive, the functioning should not be affected. ...
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Environmental sealing of buzzers
If you have a buzzer mounted in an enclosure and you want to let sound get out freely, but prevent ingress of dust and water, are there standard techniques or solutions to this common electronics ...
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What keeps frying my RF switches?
Short version: What might be breaking the first sensitive component connected to an ungrounded 14cm UHF dipole antenna mounted 30' above the ground? Could it be related to static electricity?
I have ...
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Help identify waterproof tactile button cap
I’ve been searching for a special kind of tactile button cap that mounts to a panel and effectively makes it splash-proof, while still allowing the button beneath to be used. I’ve seen it on ...
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IP6X sealing of PCB push buttons
I am currently designing a product that needs to be waterproof (IP67.) The product also requires some user interaction - basically at least one push-button and one LED.
For the LED I am using these ...
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How to connect switches to PWB on IP69K sealed pannel without wiring harnesses while still allowing easy separation of board and panel?
I am working on a project that has a panel that has several push-buttons, and rocker-switches on it. The buttons/switches connect to a PWB that sits behind the panel. The buttons/switches/panel need ...
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Can you identify this substance on PCB pads?
Can anyone identify what's going on on the PCB pads in the following photo? This is from an automobile ECU that had to be reprogrammed and so was opened and resealed a few days ago. Thermal (silver) ...
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I'm TV technician, but I don’t know how to save or protect the boards in my workshop
I have main boards, power supplies, and so on as spare parts. But sometimes they spend several years in my workshop waiting for a customer. When I find the right customer, several times the boards ...