TETRA Intrinsically Safe Professional Digital Radio
PT790Ex is the first TETRA digital radio in the industry that complies with both ia and IIC Ex. Standards, which meets the highest protection standard of energy industry. With its versatile early warning functions, the radio provides an all-round communication reliability in high-risk environments, thereby achieving high efficiency both in production and operation.
|
Frequency Range
|
320-380MHz |
| 380-430MHz | |
| 405-475MHz | |
| 806-870MHz | |
| Dimensions(H×W×D) mm | 144.8 × 55 × 40.7 |
| Weight | 515g?with battery and antenna? |
| Battery | 1800mAh Li-lon battery |
| Battery Life (TMO 5/5/90 duty cycle) | >19hours |
| Operating Voltage | 7.4V |
| Display | 1.8inch?160*128pixels?65536colors |
| Talk Group-TMO | 6000 |
| Talk Group-DMO | 4000 |
| Telephone book | 2000 |
| Inbox | 400 |
| Outbox | 50 |
| Drafts | 50 |
| Folder-TMO | 200 |
| Folder-DMO | 50 |
| State Message | 200 |
| Channel Bandwidth | 25KHz |
| RF Power Output | 1W |
| RF Power Level Accuracy | ±2dB |
| RF Power Control | 5dB per step, 4 levels and 3 steps in total |
| Receiver Class | ETSI EN 392-2/396-2 Class A and Class B |
|
RX Sensitivity(Static)
|
?-116dBm?typical-117dBm? |
| 806-870MHz: ?-115dBm?typical-116dBm? | |
|
RX Sensitivity(Dynamic)
|
?-106dBm?typical-108dBm? |
| 806-870MHz: ?-105dBm?typical-106dBm? | |
| Audio Power Output | 1.2W |
|
Operating Temperature
|
-30°C ~ +60°C (non-hazardous environment) |
| -20°C ~ +50ºC (hazardous environment) | |
| *50ºC: The operating temperature may vary. In an explosive gas atmosphere, it can reach up to 55ºC. For details, see Product Marking. | |
| Storage Temperature | -40? ~ +85? |
|
Humidity
|
ETS 300-019-1-7 Class 7.3E |
| MIL-STD-810 G | |
| Dust & Water Protection | IP67 Per IEC60529; IP5X Per IEC60079-0:2011 |
|
Vibration,Drop&Shock
|
ETS 300-019-1-7 Class 5M3 |
| MIL-STD 810 G | |
| GJB150A-2009 |
|
RX Sensitivity
|
Acquisition sensitivity: -148dBm |
| Tracking sensitivity: -167dBm | |
| Horizontal Position Accuracy | ?2m (50% probable)@-130dBm |
| Cold Start (Time to First Fix) | 26s |
| Hot Start (Time to First Fix) | 1.5s |
| Note | Conditions: Open Sky environment, 130dBm signal strength, 24H static |