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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
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
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SOURCE: Import-Export Bulletin Board (
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