LRT-4000 Technical Specifications
Long-range LoRa wireless communication for transmitting industrial 4–20 mA signals between remote field instruments and control equipment.
| Product Type | Indoor/outdoor long-range wireless transmitter |
|---|---|
| Wireless Protocol | LoRa wireless protocol |
| Operating Frequency | 915 MHz |
| Transmission Distance | More than 10 miles (16 km) line of sight; more than 2 miles (3 km) in an industrial environment |
| Receiver Sensitivity | Up to −136 dBm at SF7 / 10.4K bandwidth |
| Maximum RF Output Power | 2 W |
| Industrial Interface | Analog 4–20 mA; RS-485 support listed by the manufacturer as coming soon |
| Analog Input | 4–20 mA |
| Communication | Two-way communication |
| Network Topology | Broadcast, group, or peer-to-peer |
| Data Security | AES 128/256 encryption |
| Transmission Interval | Programmable in seconds, minutes, or hours |
| Input Power | 12–36 VDC, 1 A |
| Output Power | 5 VDC, 200 mA maximum |
| Power Consumption | 24 VDC at 15 mA while receiving; 24 VDC at 400 mA while transmitting at 2 W |
| Operating Temperature | −40 to 85°C (−40 to 185°F) |
| Enclosure Rating | IP68 and NEMA 4X |
| Construction | Corrosion-resistant, flame-retardant housing |
| Electrical Connection | M12 quick-connect connection |
| Status Indication | LED power and operating-status indicators |
| Main Unit Dimensions | 100 × 100 × 48 mm (3.94 × 3.94 × 1.89 in), excluding antenna and external connections |
| Weight | 195 g (approximately 0.43 lb) |
Transmission distance depends on antenna placement, obstructions, interference, terrain, and installation conditions. Confirm interface availability and system configuration before ordering.
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