Questions tagged [inductive-sensor]

For questions dedicated about the mounting or useage of Inductive sensors

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Ender 3 ignores signal from optocoupler

stock ender, wired like this: except i also wired a switch to z stop signal and ground. i dont know the switch pin layout so i had to guess. S stands for signal i guess, but i dont know why the ...
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1answer
29 views

How to wire an LJ18A3-8-Z/BX sensor with an optocoupler to a stock Ender 3?

I have this optocoupler. and this sensor. I want to wire them together and use them for auto bed leveling. Note, stock Ender 3 board (Creality v1) has 2 pins for its endstop, not 3, so this: won't ...
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1answer
44 views

Inductive Sensor Causes Print To Stop

Just added inductive sensor to my printer (MKS Gen L Board) using Marlin 1.1.9 After some tweaking it works great! The problem ...
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1answer
4k views

How to wire P.I.N.D.A. v2 to an SKR V1.3 board?

I bought a BigTreeTech SKR v1.3 main board and a P.I.N.D.A v2 for my P3Steel MGN. Does anyone know to wire them together and which part in Marlin 2 do I need to change?
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2answers
213 views

Can I use a 12 V single channel optocoupler module in a 24 V machine?

I have a Tevo Tornado Gold 24 V. I want to use this LJ12 A3-4-Z/BX Inductive NPN NO 4 mm with 6-36 V operation current as a Z probe. I do not want to fry my machine by putting in 24&...
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1answer
939 views

Tevo Tarantula auto bed leveling config

As discussed previously on a post, Tevo tarantula Z- port burnt, I've burnt one of my Z endstops ports (I solved this issue and I'm using the Z+ port, normally). I did that trying to install an auto ...
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0answers
82 views

PL-08N inductive sensor not turning off

I have one of these inductive sensors marked as PL-08N which should work within a 4-30 VDC range and trigger at 8 mm or ...
3
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1answer
354 views

Hooking up an optocoupler in a 24V Machine, is a 2 kOhm resistor sufficient?

I am going to buy an inductive probe for my Creality Ender 3 to enable ABL (Automatic Bed Leveling). And now, I have one last question left on my mind: I am going to buy a Vishay Optokoppler ...
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1answer
115 views

M12 vs M18 V5 inductive probe

I currently have my printrbot with a LJ12A3-4-Z/BX-5V Inductive Proximity Sensor ( 61mm M12 DC 5V NPN NO 300mA) That detects my aluminium bed at around 1.2 mm distance. While it works, if the ...
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1answer
2k views

Anet A8 with Marlin firmware: Auto Home is crashing into bed

I got things moving from the answer to a previous question. Now, since the base-video I'm following is non-English, I want the next phase fixed: Probing failed ...
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1answer
3k views

Issues with Auto Bed Leveling

I have enabled auto bed leveling on my 3D printer. I have used a 6-36 V inductive sensor with a 7805 voltage regulator running the sensor at 10.78 V. I am using Marlin 1.1.9. This is my configuration ...
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3answers
6k views

Inductive Sensor in 24 V machine?

I am getting a 24 V based Ender 3. From the factory, it has an aluminium bed. So I also put this LJ12 A3-4-Z/BX Inductive NPN NO 4 mm with 6-36 V operation current into the box together with ...