E70-DTU(433NW30-GPRS) wireless modem to GPRS network server
[Frequency]：431~446.5MHz
[Power]：30dBm
[Distance]：6.5km
[Weight]：257±5g
[Introduction]： E70-DTU (433NW30-GPRS) is a wireless modem to GPRS network server, which realizes the transparent transmission of Sub-1G and GPRS network data.
| NET characteristic parameters | The parameter value |
|---|---|
| Support Frequency | Quad-frequency: GSM850, EGSM900, DCS1800, PCS1900 Module can automatically search frequency Frequency selection can be set with theAT command Conform to GSM Phase 2/2+ |
| GPRS Connection characteristics | GPRS multi-slot class 12 (default) GPRS multi-slot class 1~12 (configurable) GPRS mobile station class B |
| GPRS Data features | GPRS data downlink transmission: up to 85.6kbps GPRS uplink data transfer: up to 85.6kbps Coding formats: cs-1, cs-2, cs-3 and cs-4 Supports the PAP (password verification protocol) protocol commonly used for PPP connections Support for protocols commonly used for CHAP (query handshake authentication protocol) The built-in protocols: TCP/UDP/FTP/PPP/HTTP/NTP/MMS/SMTP/PING, etc. Support for unstructured supplementary data services (USSD) |
| The antenna interface | SMAinterface, NET signal output, 50ohm characteristic impedance |
| Transmission Power | Class 4 (2W)： GSM850 and EGSM900 Class 1 (1W)： DCS1800 and PCS1900 |
| RF characteristic parameters | The parameter value |
|---|---|
| Working mode | coordinator/common node |
| Input format | Broadcasting |
| Transmission mode | Long distance |
| Transmission power | Extreme high |
| Concurrent performance | High |
| Output format | Valid data（transparent） |
| Restart parameter | 60 |
| PANID | 65535 |
| Sleep time | 6 |
| Baud rate | 115200bps |
| Antenna | SMA |
| System parameters | The parameter value |
|---|---|
| Current consumption（Typical） | 43.1392mA@12V (In idle, no transmission) |
| Working temperature | -30℃~+70℃ (Extending -40℃~+85℃) |
| Working voltage | DC8~28V (Recommend 12V/24V) |
| Size | 108*75*37mm (antenna not included) |
| 3GPP | 1 Timeslot | 2 Timeslot | 4 Timeslot |
|---|---|---|---|
| CS-1 | 9.05kbps | 18.1kbps | 36.2kbps |
| CS-2 | 13.4kbps | 26.8kbps | 53.6kbps |
| CS-3 | 15.6kbps | 31.2kbps | 62.4kbps |
| CS-4 | 21.4kbps | 42.8kbps | 85.6kbps |