Cheap powerful hearing aid Ear care machine analog earphones deaf paypal accepted alibaba online shopping body worn hearing aids

Cheap powerful hearing aid Ear care machine analog earphones deaf paypal accepted alibaba online shopping body worn hearing aids
  • Продавецflimmer.com
  • Список ценUS $31.49piece
  • Продажная ценаUS $31.49piece
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  • Рейтинги4,7 (301)

Oписание продукта

*** Welcome to MoreSuns ***
We offer all kinds of Electronic Components (Modules,Cables ,Sensors,NTC, Aluminum heatsink/waterblock/copper tube/Thermoelectric Cooler,Switches,Crystal Oscillator and Connectors etc.) with a wide range, good quality, reasonable prices and stylish designs according to your need
 

More quantity, please contact for best discount and postage 

Hydrogen gas Concentration sensor transmitter H2 gas sensor online testing 485 232 0-5v switching value 4-20MA
plc modbu 0-1000ppm Hydrogen gas sensors

(Support bulk orders and Custom service orders )

 

  Software agreement 

Agreement the factory default parameters:
The communication interface :    RS485。
Communication formats:  1  start bit,,8 data bits,no check, 1 stop bit.
Baud rate:   9600(software CAN changes)
Address:       1 (software changes).
Communications:monitoring the host and the device adopts one-to-one or one-to-many master-slave query mode.
Data protocol:  MODBUS-RTU
Measuring range:   0-1000ppm
The power supply voltage:  DC 9-36V
PIN:  Red: 24V+  Balck:GND  Green:485A  White:485B
protection grade:   IP54

Through Modbus RTU protocol,  with all kinds of PLC and configuration software.

 

   Read the data code:

Read the hydrogen gas data:

Send:    01 03 00 00 00 01 C4 0B
Returns:   01 03 02 00 00 B8 44 
Set the station number (function code:16H)
Such as the initial station number of 01, sets the station number to 02
Host: send:01 16 00 00 00 02 C9 C8 (00 02 Represents the station number that is set)
Returning from machine: 02 16 00 00 00 FF 08 7A  (says set up is finish, stand number have effect immediately)
Such as the initial station number of 01, sets the station number to 03
Host: 01 16 00 00 00 03 08 08(00 03 Represents the station number that is set)
Returning from machine: 03 16 00 00 00 FF 09 AB   (says set up is finish, stand number have effect immediately)
Such as the initial station number for 03, sets the station number to 04
Host: 03 16 00 00 00 04 48 28(00 04 Represents the station number that is set)
Returning from machine: 04 16 00 00 00 FF 08 1C  (says set up is finish, stand number have effect immediately)

 

We also has following gas sensor in stock ,price is the same ,if you need it ,just let us know ,thank you :

Natural gas Concentration sensor transmitter
methane gas Concentration sensor transmitter
formaldehyde gas Concentration sensor transmitter
alcohol gas Concentration sensor transmitter
CO Concentration sensor transmitter
CO2 Concentration sensor transmitter
hydrogen sulfide  Concentration sensor transmitter

 

H2H22H23H24H25          

                    

            

Payment & Checkout

We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.

ESCROW will hold the payment until you receive your order with satisfaction.

Shipping


1.We ship your orders within 2-7 business days after the payment cleared.


2.In most times item will reach most of the countries within 8 to 15 working days. To some remote areas may take more than 20 working days.


3.If you don\'t receive the item after 30 days,  please contact us, we\'ll  investigate and solve the delivery problem.

 

Shipping MethodCarrierTracking    Estimated DeliveryRemark
Economy Shipping Singapore PostYes8~20 business daysSometimes may take more days to reach due to uncertain reason.
Expedited ShippingDHL, Fedex, UPS, TNT...Yes3~5 business days 
EMSYes5~10 business daysSometimes may take more days to reach due to uncertain reason.

 

Custom

1. The price you paid for the item excludes any customs tax. Our shop does not shoulder any duties in destination country.


2. We usually mark the goods as your need on the profomal/commercial invoice and we are trying to help to minimize or avoid any GST or V.A.T or other Import taxes, but we cannot guarantee no tax charges as it is depends on your Country’s Import Policy.


3. If your detail address belongs to remote area region, the express cost will be more high than standard.

4. Charges may apply if a delivery is rejected and sent back to our Office.

 

 Return & Refund


1.Only defective product will be offered exchange.

2.Defective products must be returned within 30 days from the date you placed your order.

3.It may take up to 7 business days to process your return after we receive your product.Return shipping will be paid by the Buyer.All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return

4. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.

5. We will bear all the shipping cost if the product(s) is (are) not as advertised.


Feedback


 1.   We will leave Positive Feedback after receive the payment, Please do not forget to give us  and FIVE STARS on all of the Detailed Seller Ratings 

 

2.  If you are not satisfied with your shopping Experience,Please contact us to get a solution before you decide to leave a  neutral or  negative feedback, We will try our best to solve any problems for you as soon as possible,thanks.


3.   We will provide you service as best as we can, cause the feedback FIVE STARS  is what we are striving for. Please  email me through "My Messages" or "Mail" if you have any question about our listings or your purchase 

 

Contact Us

We welcome all messages anytime and happily respond to every message we receive,usually within 24 hours.

 

Thank you for your support ,wish you have a nice day !

We also has following gas sensor in stock ,price is the same ,if you need it ,just let us know ,thank you :

natural gas Concentration sensor transmitter
methane gas Concentration sensor transmitter
formaldehyde gas Concentration sensor transmitter
alcohol gas Concentration sensor transmitter
CO Concentration sensor transmitter
CO2 Concentration sensor transmitter
hydrogen sulfide  Concentration sensor transmitter