GSM modem iRZ ES90i (3G)

Modem iRZ ES90i (3G) - is GSM/EDGE/GPRS modem intended for receiving and transmitting of data by GSM standard cellular communication network.

The peculiarity of ES90i (3G) modems is the support of high speed 3G protocol, actively implemented by the mobile communication operators and the two communication ports: USB2.0 and RS232. The control is realized by standard AT-commands. This model is equipped with intellectual watchdog timer just like all other iRZ modems.

Just like the previous model of this product line (ES75iT) the modem ES90i features the wide range of functions:

monitoring and indication of emergency situations;
monitoring of hanging;
a set of restart options;
sleep mode;

Interfaces:

DB9 RS232;
USB-B USB 2.0;
antenna connector SMA;
RJ11 power;

Application:

The compact housing and the competitive price of iRZ ES90i will allow it to become the best offer high speed 3G Internet access. The 3 G support allows to receive and transmit multimedia files, e-mail messages with attachments, access high speed and reliable Internet: the maximum rate of data transmission through 3G channel is 2 mbps.

Technical Specification

Main parameters:

Frequency ranges HSUPA/HSDPA/UMTS 2100/1900/850 MHz, GSM/GPRS/EDGE 850/900/1800/1900 MHz;
The rate of the transmit / receive data:
- HSUPA data — (7,2 Mb/s- 2 Mb/s);
- UMTS PS — (384kbps - 384kbps);
- EDGE — (236 kbps - 236 kbps);
- GPRS — (85.6 kbps - 85.6 kbps);
WCDMA/GSM voice support;
USSD;
The maximum capacity of transmitter:
- GSM/GPRS 850/900 MHz: +33 dBm (Power Class 4);
- GSM/GPRS 1800 MHz/1900 MHz: +30 dBm (Power Class 1);
- EDGE 850/900MHz: +27 dBm (Power Class E2);
- EDGE 1800MHz/1900MHz: +26 dBm (Power Class E2);

Power voltage from 8 up to 25 V;
Consumption current:
- at power voltage +12 V – 400 mA;
- at power voltage +24 V – 200 mA.