Chengdu Ebyte Electronic Technology Co,;Ltd
E90-DTU (400SL22-GPRS) user manual
Copyright ©2012–2019，Chengdu Ebyte Electronic Technology Co,;Ltd
3
1.2 Features
Can meet almost all M2M application needs;
Support transparent data transmission, support TCP, UDP network protocol, support heartbeat package,
registration package;
Support serial port caching function, the serial data can be cached to local before establishing connection
with the server;
The maximum downlink rate of GPRS data was 85.6 KBPS, and the maximum uplink rate was 85.6
KBPS.
Software/hardware dual door design, system stability, never crash;
Sub-1g radio frequency;
The measured communication distance of RF can reach 5km.
Support global license-free ISM 433mhz
，
including 470mhz for metering reading;
Support data transmission rate of 0.3kbps ~ 62.5kbps;
Based on SX1262/1268 development, support the new generation of LoRa technology;
Support RSSI for evaluating signal quality, improving communication network, ranging;
Support LBT, monitor channel environment noise before sending, improve communication success rate;
Industry-standard design, support - 40 ~ 85 ° C for a long time use;
Use USB to connect the computer, no need to install the driver, connected to the computer can be
configured parameters.
Support 8~28V wide voltage supply, DC power supply base and terminal power supply.
The power supply has good over current, over voltage, anti - reverse connection and other functions.
Summary of Contents for 400SL22-GPRS
Page 1: ...E90 DTU 400SL22 GPRS...
