Dear buyer, Welcome to my shop, if you have any question please let me know, I will do my best to help you when received your mail(will reply within 48hours), thanks for your understand,if want many quantity or many items total please contact me,maybe will have a good price,Have a nice day! |
1: USB directly takes power without external power, stable performance, and docking with various 485 interfaces.
Transmission distance up to 1200 meters, compact and easy to carry
2: LED display communication data
3: machine tool PLC data read and write
4: monitoring data reading and writing and PTZ control;
5: centralized control of household electrical appliances;
6 access control system: One card:
7: Various industrial automation; instruments:
8: parking lot; bus charges;
9: Canteen food sales system; employee time attendance;
10: Expressway toll station: ATM machine;
11: Use CH340 chip, support system WindowsXP, Vista,
12: Output terminals A (D +), B (D-) are connected to the device.
How to use?
The USB interface is directly connected to the computer USB interface, half-duplex, 485 bus interface, RS485_B interface when used, and the terminals have A and B words to indicate the interface, which is connected to the 485 bus of other devices for communication. Some device identifiers D + means A and D- means B
Packing included:1 x RS485 to USB Converter
Shipping:
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We Ship to Worldwide.
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Import duties, taxes and charges are not
included in the item price or shipping charges. These charges are the
buyer’s responsibility.
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Please check with your country’s customs
office to determine what these additional costs will be prior to
bidding/buying.
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The item will be shipped out within 48 hours
on the weekdays ( Monday to Friday ) or the next business days on the
weekend after full payment must be received.
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Only ship to
the Address. Please
make sure your address in is
Correct before you pay. we are not responsible for any wrong or
undeliverable addresses.
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We will ship out the item by AirMail
from China or Hong Kong Post Office. If want send by DHL UPS EMS
or other Express shipping please contact me to change the shipping cost.
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We will send the item as " GIFT "
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It takes about 15-40 working days to arrive. Sometimes take a little longer , Due to Local dispatch or other
reasons, It might goes more than 20 days .
Payment
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We accept PayPal only.
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All major credit cards are accepted through
our secure payment processor PayPal.
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Payment must be received within 10 days of
auction closing.
Refunds &
Returns
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If you do not satisfied with your purchase, or
if it is damaged when receive, please let us know, we will do our best to
help. If the problem cannot be solved, please return it to me in the
condition it was received within 7 days. we will send you replacement or
give you a refund.
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All returns should include all original items
undamaged, in re-saleable condition, all original packaging including
manuals, warranty forms.
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Buyers is responsible for the returning
shipping cost.
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We care about our valued customers,
and will always try to help you. So if you have any problems, please
message us immediately. Please give us the opportunity to resolve any
problem. We understand the concerns and frustrations you might have, and
will try our best to resolve the issues.Please contact us BEFORE leaving any
negative or neutral feedback or open any dispute on paypal.