Home Gas Leak Detector Alarm System Automatic Manipulator Shut Off Valve Device

$52.19
  Availability: In Stock
  Shipping: Free Airmail 
  Estimated Delivery: 
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  •   Shipping Methods

    Handling Time

    Before we can ship your order, we prepare your products, do strict quality-control tests and carefully package the items. The time it takes to prepare your items for shipping is separate from the delivery time. It usually takes 1-3 business days to ship out .

    Shipping Methods

    You can choose the preferred shipping method on the cart page during the checkout process. We offers 3 international shipping methods:

    1. Airmail – Free untracked economy shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    2. Airmail Registered – Tracked shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    3. Expedited Shipping – Express shipping with courier delivery (DHL, UPS, FedEx, TNT)

    Delivery Time

    Airmail and Airmail Registered Area Estimated Delivery Time
    United States, Canada 7-25 business days
    Australia, New Zealand, Singapore, United Arab Emirates 10-25 business days
    United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
    Italy, Brazil, Russia, South Africa 10-45 business days
    Other countries 10-35 business days
    Expedited Shipping 3-10 business days to Worldwide

    Note: If you choose an expedited shipping, please remember to leave a valid contact number, this is required for expedited shipping’s courier delivery.

  •  Returns & Refund

    Last updated October 05, 2022

    Returns

    If you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund within 15 days from delivery date. All returned items must be in new and unused condition, with all original tags and labels attached.

    Return Process

    To return an item, please email our customer service at sales@alexnld.com to obtain a Return Merchandise Authorization (RMA) number. After receiving a RMA number, place the item securely in its original packaging, and mail your return to the following address:

    Alex NLD
    Attn: Returns
    RMA #
    HaGiborim St 8
    Tiberias, 14388
    Israel

    Please note, you will be responsible for the return shipping charges. We strongly recommend that you use a trackable method to mail your return.

    All customers should contact us and obtain Return Merchandise Authorization (RMA) number before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.

    Refunds

    After receiving your return and inspecting the condition of your item, we will process your refund to the credit / debit card or PayPal account which was used to place the original order.

    Please allow at least seven (7) days from the receipt of your item to process your refund. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your refund has been processed.

    Exceptions

    If an item is found damaged or defective on receipt, we kindly ask you to contact us within 15 days from the delivery date to arrange a refund or exchange without physical return of the item.

    Please provide us with following:

    1. Photos of the front and back sides of the packaging box;
    2. A photo, video or screenshot of the defective item or the defective part of the parcel.

    Our customer service team will communicate with you to arrange a refund or reshipment without physical return of the item.

    Warranty & Repair service

    If any of the items you have purchased from us is found defective within 1 year from receipt, you are entitled to a repair under warranty. Please kindly provide us with evidence photos or videos of the defective item. After providing such information to our Customer Service team  and the problem is acknowledged, you can send the items back to us for a repair.

    Note:  Please be aware, we do not cover the cost of the returns fees in  warranty & repair service.

    Order Cancellation

    If you want to cancel an order within 24 hours from confirmation of the payment, you will be entitled to a full refund. It is still possible to cancel an order after 24 hours, provided that it has not yet been shipped. If an order has been shipped, it’s impossible for us to cancel or modify it anymore. If you still want a refund, you required to return the item on it’s arrival.

    Questions

    If you have any questions concerning our return policy, please contact us at:

    +972 054-536-2888
    sales@alexnld.com

     


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Specification:
 
Material: ABS+Iron
Color: White + Black
Plug: China National Standard Plug(We will be based on your country to send the corresponding adapter plug)
 
Alarm Specification:
Voltage: AC 220V
Static power consumption of the whole machine: <2W
When alarming: <3w
Alarm concentration: liquefied gas (0.1%~0.5%); natural gas (0.1%~1%); city gas (H2){0.1%~0.5% }
Gas response recovery time: ≤30S
Working environment: humidity ≤97%RH; temperature: 0°C~60°C
Executive standard: CJ3057-1996
 
Alarm Wiring Method:
+: Connect the positive pole of the power supply (red line)
-: Connect the negative pole of the power supply (black line)
–: Networking public (yellow line)
NC: Normally closed end (white line)
NO: Normally open (blue line)
 
APPLY:
1. Power light: Green light → Flashing: Preheating; always on: Working status
2. Alarm light: Red light → Flashing: alarm; off: Alarm stopping
3. Fault light: yellow light → fault state or when the test button is pressed, it lights up, there is no yellow light, when the fault occurs, the red/green lights flash alternately
4. Turn on the power, after the green light flashes for 3-5 minutes, the alarm enters the normal working state, or press the test button, the alarm directly enters the working state. When the detected gas reaches the alarm point, the red light starts to flash. After 3 seconds, the alarm device starts to alarm, the red light flashes, the buzzer sounds "B, B, B….", press the button again to stop the sound (mute function), The alarm stops when the concentration of the detected gas drops below the alarm point
5. After pressing the test button for 3 seconds, the alarm can be simulated, the red light flashes, and the buzzer sounds "B, B, B…"
6. If the function of the exhaust fan is added, when the detector alarms, the exhaust fan will be activated to automatically eliminate harmful gases.
7. If a manipulator or solenoid valve function is added, when the detector alarms, the connected manipulator or solenoid valve will automatically close the gas valve, thereby cutting off the harmful air source.
8. If the networking function is added, when the detector alarms, the management center or control center receives the normally open or normally closed (NO, NC) signal at the same time. For if the wireless function is added, the alarm host will receive the wireless signal.
 
Manipulator Valve Specification:
Working environment: Temperature: -25°C ~ +85°C; Humidity: <95%
Rated voltage: DC 12V
Working voltage: DC 8V-16V
Rated current: 100mA
Working current: 20mA~300mA
Rated power: 1.2W
Working power: 0.24W~ 3.6W
Valve pressure: 1.6MPa
Valve specifications: 1/2inch
Automatic valve closing time: 6~20 seconds
Electric valve opening time: 6~20 seconds
Insulation resistance: >20MΩ
Withstand voltage: DC 600V
Anti-radio interference
With automatic, manual transfer clutch
 
Scope of application:
 
1. Used for automatic control, electric and manual switch of gas pipeline ball valve
2. With gas cylinder special ball valve, it can be used for automatic control of bottled gas
3. It can be connected with various gas alarms.
4. Applicable to automatic control of other gas or fluid valves.
 
Package included:
 
1 x Alarm
1 x Manipulator Valve
1 x Screw
1 x Expansion tube

Details Pictures:



















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