TRM250 is an Industrial Cellular modem with multiple LPWAN connectivity options. It features NB-IoT, LTE Cat-M1 and is backwards compatible with EGPRS (2G). It offers an extremely long lifecycle and is the most flexible option when upgrading the connectivity of existing industrial equipment. TRM250 is equipped with a USB interface, a rugged aluminium housing and is designed for large scale IIoT deployments.
| Mobile | LTE (Cat-M1) / NB-IoT / EGPRS |
| SIM slot | Mini SIM (2FF) |
| Antenna connector | 1 x SMA |
| Operating Voltage | 5V - powered via microUSB |
| Power consumption | 3.6 W Max |
| Configuration interface | microUSB |
| LED indicators | Power, Network and LTE status LEDs |
| Operating temperature | -40°C to 75°C |
| Operating humidity | 10 % to 90 % non-condensing |
| Casing material | Aluminium housing |
| Ingress Protection Rating | IP30 |
| Dimensions | 64.5 x 74.5 x 25 mm (L x W x H) |
| Weight | 130 g |
| Management software | Windows Connection Manager (NDIS driver) |
| USB Serial Driver | Windows 7/8/8.1/10, Linux 2.6/3.x/4.1~4.14, Android 4.x/5.x/6.x/7.x/8.x |
| RIL Driver | Android 4.x/5.x/6.x/7.x/8.x |
| NDIS Driver | Windows 7/8/8.1/10 |
| Gobinet Driver | Linux 2.6/3.x/4.1~4.14 |
| Linux qmi wwan Driver | 3.x (3.4 and later)/4.1~4.14 |
| Protocols | TCP/UDP/PPP/FTP(S)/ HTTP(S)/NTP/PING/QMI/SSL |
| Management interface | AT Commands (3GPP TS27.007, 3GPP TS27.005) Hayes AT Command set Enhanced AT Commands |
