FS-IR02 series Water Liquid Single Point Level Sensor, the theory is infrared, it can totally replace traditional float level switch, it controls the level though output high or low voltage.
When the detected level is in air, due to reflect of the prism, most of light will enter receiver LED, optical level sensor will output high voltage.
When the detected level is in water, due to refraction of the liquid, just less of light enter receiver LED, optical level sensor will output low voltage.
Installation from any directions
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after sending, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.
Q: Can you provide technical support?
A: Yes, we usually will provide remote technical support for after-sale service via email, phone, video call, etc.
Q: What's the lifetime of main parts?
A: At least 3 years long. Every sensor has its own calibration certificate or testing report issued by professional testing institute.
Q: What payment method your company accepts?
A: We accept T/T (Bank Transfer), L/C, Western Union and Paypal.
If any other payment method is more convenient to you, please tell us by including a note while making payment.
Q: Can you do drop shipping?
A: Yes, we can help you ship the goods to any address you want. We will not put any catalog or any document with our company info in it if you requested.
Q: How long for the production time?
A: Normally in stock, or 7~10 days depends on order quantity.
Q: What's the MOQ if we wanna do this?
A: Yes, 100 pcs MOQ