Yolink YS7904-UC Installation & User Manual
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Yolink YS7904-UC Installation & User Manual

Water leak sensor 2
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Water Leak Sensor 2
YS7904-UC
Installa on & User Guide
Rev 1.0

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Summary of Contents for Yolink YS7904-UC

  • Page 1 Water Leak Sensor 2 YS7904-UC Installa on & User Guide Rev 1.0...

  • Page 2: Table Of Contents

    Contents In the Box ·············································································1 Introduc on ·········································································2 Set Up ··················································································5 Installa on ···········································································7 Using the YoLink App ···························································14 About YoLink Control ······························ ················ ············23 Maintenance ···················· ·············································· ·· ·27 Specifica ons ········································ ························ ·····30 Troubleshoo ng ·································································31 Warning ·············································································32...

  • Page 3: In The Box

    In the Box A. Water Leak Sensor B. Sensor Cable C. Moun ng Hook D. Quick Start Guide...

  • Page 4: Introduc

    Depending on the water leak or level detec on mode, the sensor LED will blink red and the sensor sounder will emit loud alarm tones. No fica ons will be sent to you via the YoLink app (available no fica ons types are: email, text/SMS and push/banner no fica ons on your Apple...
  • Page 5 Alarm Tones One Beep Wall-Moun ng Slot Device power-up / bu on pressed Two Beeps Ba ery Compartment Warning Includes two AAA (Two beeps every 2 seconds for non-rechargeable the first minute. Two beeps every ba eries 5 seconds for the next 12 hours. Phono Jack Sustaining two beeps once a minute a er 12 hours)
  • Page 6 Water Exhausted Warning (water level detec on mode) Blinking Green Connec ng to Cloud Fast Blinking Green Establishing Connec on with YoLink System (YoLink Control) Slow Blinking Green Upda ng Fast Blinking Red Removing Connec on to YoLink System (YoLink Control)

  • Page 7: Set

    Download YoLink app through Apple App Store or Google Play Store Log in or create a new account if required YoLink Hub is required to set up your Water Leak Sensor 2. Please set up your YoLink Hub first (refer to YoLink Hub manual)
  • Page 8 Add Device Tap “ ” bu on, then scan QR Code on the device Press the SET bu on (on front of sensor) once, the Status LED will blink several mes (red, then green). The green LED indicates the device is online and ready to use * Status LED will blink red once, then green several mes(If device is working well...

  • Page 9: Installa

    Please refer to device environmental opera on range on page 30. Use this device outside the recommended ranges at your own risk Avoid allowing the Water Leak Sensor 2 to be exposed to strong impacts or vibra on Please add the Water Leak Sensor 2 to the YoLink app before installa on...
  • Page 10 Select Your Sensor Loca on (Water Leak Detec on Mode): Depending on your applica on for the sensor, determine the op mal loca on for the sensor cable (recommended) or water leak probe: P l a c e t h e ca b l e d i re c t l y u n d e r t h e p o te n a l s o u rc e o f a wate r l e a k ( fo r exa m p l e , u n d e r a d i s hwa s h e r o r wate r h e ate r ) Place the cable on the floor at a loca on where flooding is possible (for example, next to a sump pump or sub-grade door in a basement)
  • Page 11 Begin Installa on Clean the installa on area Skip to page 12 if you are using a water sensor probe instead of a sensor cable Method A: Sensor Cable Installa on Insert the sensor cable’s phono plug into the water leak sensor ’s phono jack as shown Remove the protec ve layer on the double-sided tape on the bo om of...
  • Page 12 Hang the sensor on the hook through A d j u st t h e s e n s o r ca b l e , p l a c e i t to the wall-moun ng slot w h e re a l e a k o r fl o o d i n g m ay o c c u r, o r w h e re t h e wate r l e ve l w i l l d ro p * For the water level monitoring, please do not bend the sensor cable in the detec on area...
  • Page 13 Sensor cable extension Insert addi onal sensor cables as shown (red highlighted por ons of the sensor cable are the detec on areas), if needed (refer to page 30 for the ex tension cable specifica ons)
  • Page 14 Method B: Water Sensor Probe Installa on Insert the water sensor probe’s phono plug into the water leak sensor’s phono These Tools may be Required jack as shown Hammer Phillips Screwdriver Self-tapping Nail Double-sided Screw Moun ng Tape...
  • Page 15 Hang the sensor on the hook through A d j u s t t h e w a t e r s e n s o r p r o b e , the wall-moun ng slot placing it to where a leak or flooding may occur, or where the water level will drop You can use a screw or nail or double-sided...

  • Page 16: Using The Yolink App

    Using the YoLink App Device page (Water Leak Detec on Mode) Details * Tap to go to Details page (refer to page 16) Connec on status Device name of sensor and Hub * Edit name on Details page Ba ery level...
  • Page 17 Device page (Water Level Detec on Mode) Details * Tap to go to Details page (refer to page 16) Connec on status Device name of sensor and Hub * Edit name on Details page Ba ery level Alert interval current ba ery level * Shown red if replacement is required * Set re-no fica on interval a er the water exhausted...
  • Page 18 * Tap to delete the device from Device mode se ngs your YoLink account * Water Leak Monitor: * A er changing “Alert Interval” and / or “Device Mode” and / or “Beep” se ngs, press the device’s SET bu on water leak detec on mode.
  • Page 19 Device Alerts Water Leak Detec on Mode Method A: Sensor Cable W h e n a ny p o i nt o f s e n s o r ca b l e d ete c t s wate r, a n a l e r t n o fi ca o n w i l l b e s e nt , a n d t h e s e n s o r stat u s w i l l b e s h ow n o n yo u r Yo L i n k a p p ( s e e p a ge 2 fo r m o re i nfo r m a o n a b o u t n o fi...
  • Page 20 When both ps of the water leak probe are immersed in water, an alert no fica on will be sent, and the sensor status will be shown on your YoLink app (see page 2 for more informa on about no fica ons) Note The default re-no fica on interval a er...
  • Page 21 Method A: Sensor Cable When no point on the sensor cable detects water, an alert no fica on will be sent, and the sensor status will be shown on your YoLink app (see page 2 for more informa on about no fica ons)
  • Page 22 When both ps of the water leak probe are touched without water, an alert no fica on will be sent, and the sensor status will be shown on your YoLink app (see page 2 for more informa on about no fica ons)
  • Page 23 Automa on Easily set up rules for “if this then do that” func ons Go to “Smart”, tap “Automa on” followed by the “ ” icon to add an automa on Fill in details followed by the “ ” icon * Water Leak Sensor 2 can be set as a trigger only Tap to add an Tap to save the se ngs...
  • Page 24 Voice Assistants Connect YoLink with third-party voice assistants service to monitor the status of your devices through voice commands Tap “ ” in the upper le corner to go to My Profile Go to Se ngs > Voice Assistants for the applicable voice assistant integra on guide...

  • Page 25: About Yolink Control

    Hub or an internet connec on. (Use of YoLink Control is op onal; you can use the Automa on feature in the app OR use YoLink Control, but YoLink Control offers the benefit of opera on without the Hub or internet connec on.) One device controls another, directly.
  • Page 26 Close the valve * Verify the valve is shown to be Closed on the YoLink app, or press the SET bu on on the controller if it is shown as Open * Refer to the Gas/Water Valve Controller manual for more informa on:...
  • Page 27 Either the Water Leak Sensor 2 detects water or detects the absence of water (depending on the alert mode set in Details page in YoLink app), the YoLink Gas/Water Valve will now immediately close. The valve will remain closed un l opened via the app; the restoral of the Water Leak Sensor to normal (no water detected) does not open the valve More advanced sequences, controlling mul ple outputs (e.g.
  • Page 28 Unpairing At the Water Leak Sensor 2 (controller), press and hold the SET bu on for 10-15 seconds un l the LED quickly blinks green, then red At t h e G a s / Water Va lve C o nt ro ller ( res p o n d er ) , p res s a n d h o ld t h e SE T b u o n fo r 1 0 - 1 5 s eco n d s , u n l t h e L E D q u ic k ly b lin ks green , t h en red Upon un-pairing, either the Water Leak Sensor 2 LED or the Gas/Water Valve Controller LED will stop blinking and turn off...

  • Page 29: Maintenance

    Maintenance Firmware Update To ensure our customers have the best user experience, we highly recommend you update to the newest version firmware when an update is available In “Firmware”, if a new version is listed as available (#### ready now), click it to start the firmware update process The device's firmware will be updated automa cally within 4 hours (maximum).
  • Page 30 Factory reset will erase all of your se ngs and restore it to factory defaults. A er the factory reset, your device will remain in your Yolink account Hold the SET bu on for 20-25 seconds un l the status light blinks red and green alternately...
  • Page 31 Replacing the Ba eries Remove the sensor from its moun ng loca on Op onal ly, remove the sensor cable Open the ba ery cover and remove the old ba eries Observing polarity, insert two new AAA ba eries and close the ba ery cover Please note: do not mix old and new ba eries Take down sensor Remove the sensor cable...

  • Page 32: Specifica Ons

    Specifica ons Voltage: 3V DC (2 - Alkaline Non-Rechargeable AAA Ba er ies) Dimensions: 2.44 x 2.44 x 0.80 inches (L x W x D) Sounder Volume: 105 dB (@10cm) Sensor Cable: 4.2 feet (1.2 meters), can be extended up to at least 55 feet (16.8 meters) Environment: Working Temperature: 32°F - 122°F (0°C - 50°C)

  • Page 33: Troubleshoo

    Troubleshoo ng Hardware: 1. Ba eries: Ba eries should be brand new, name brand “AAA” alkaline type. Refer to “Warnings” Sec on on page 32 2. Status LED blink red every 30 seconds: the condi on of the ba eries is in ques on, replace the ba eries with 2 premium “AAA”...

  • Page 34: Warning

    Warning Please install, operate and maintain the Water Leak Sensor 2 only as outlined in this manual. Improper use may damage the unit and/or void the warranty Use only new, name brand, alkaline non-rechargeable AAA ba eries Do not use rechargeable ba eries Do not use zinc blend ba eries Do not mix new and old ba eries Do not puncture or damage ba eries.
  • Page 35 I n sta l l o r u s e t h i s d e v i c e o n l y i n c l e a n e nv i ro n m e nt s . D u st y o r d i r t y e nv i ro n m e nt s m ay p re ve nt t h e p ro p e r o p e ra o n o f t h i s d e v i c e , a n d w i l l vo i d t h e wa r ra nt y If your Water Leak Sensor 2 does get dirty, please clean it by wiping it down with a clean, dry cloth.

  • Page 36: Customer Service & Warranty

    This warranty only covers the cost of replacement parts or replacement units, it does not cover shipping & handling fees To implement this warranty please give us a call during business hours at 1-949-825-5958, or visit www.yolink.net Copyright 2021. YoSmart, Inc. All rights reserved...
  • Page 37 FCC statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protec on against harmful interference in a residen al installa on. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruc ons, may cause harmful interference to radio communica ons.
  • Page 38 Note: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifica ons to this equipment. Such modifica ons could void the user’s authority to operate the equipment. FCC RF radia on exposure statement This equipment complies with FCC RF radia on exposure limits set forth for an uncontrolled environment.

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