Import-Export Bulletin Board Shenzhen E-Lins Technology Co., Ltd. Logo

Home > Offers to Sell > Telecommunications & Networks > Networking Equipment > Routers

Contact: elinstechnology
Company: Shenzhen E-Lins Technology Co., Ltd.
#210, Bld.5, Haoyue Garden, Minkang Rd., Minzhi, Longhua, Shenzhen City, Guangdong Province, China
guangdong 518000
China
Phone: 86 (755) 2923 0581
Fax: 86 (755) 8370 0465
E-Mail: Send Inquiry
Date/Time:  6/2/19 11:18 GMT
 

GPRS Router, Industrial GSM Router with Serial RS232 and RS485

E-Lins GSM routers covers GPRS and EDGE.
For single sim GSM router, the main models are H685, H685m.
Diferences between RS232 and RS485

Transmission method: RS232 wireless router adopts unbalanced transmission
that is also called single-ended communication. RS485 use a balanced
transmission, that is, differential transmission.

Transmission distance: RS232 router suits for local devices communication,
the transmission distance is generally not more than 20m. RS485
transmission distance can reach tens of meters to kilometers.

RS-232 allows only one-to-one communication, while the RS-485 interface
allows up to 128 transceivers on the bus

RS232 is defined as a single-ended standard for increasing the
communication distance in low-speed serial communications. RS232 take
unbalanced transmission that is the so-called single-ended communication.
The received and originating data signal is relative to the signal ground.

RS-485 and RS-232 are not the same. Its data signal uses differential
transmission, also known as balanced transmission.

Shenzhen E-Lins Technology Co., Ltd. is the backbone enterprise of China's
Internet of Things wireless communication field.
GPRS Router, Industrial GSM Router with Serial RS232 and RS485
Enlarge Click to Enlarge
SOURCE: Import-Export Bulletin Board (http://www.imexbb.com/)
Report Abuse

Involved in International Trade? Become an Advertiser!

Post an Offer to Sell

© 1996-2010 IMEXBB.com. All rights reserved.

IMEXBB.com