Overview
Specimen Track’s NB-IoT, 4 G, LoRaWAN communication device with RS485 or RS232 is a 4G or LoRaWan or NB-IoT wireless transmission module that supports RS485 communication, RS232 serial port Modbus protocol data transfer TCP or UDP or MQTT client platform, two-way transparent transmission. The product adopts industrial-grade design, and the long-term working data transmission is stable and reliable.
Features
- Realize two-way data transparent transmission
- Reliable design of multiple hardware and software
- Compound watchdog technology
- Support mainstream manufacturer agreements
- Optimize the network protocol stack
- Easy to connect
Technical Specifications
| Supply Voltage | DC 24 V (12 V to 30 V) |
| Frequency Band | 4G: LTE-FDD, LTE-TDD NB-IoT: B3, B5, B8 LoRa: 470 MHz or 868 MHz |
| Stand-By Current | 130 mA at DC 12 V |
| Sampling Frequency | GPRS or NB-IoT: 10 s to 3600 s can be set, LoRa: 10 h to 12 h can be set |
| Upload Frequency | 1 min to 1440 min can be set (default 5 min) |
| Protocol | TCP, UDP, MQTT multiple protocols are optional, others need to be explained, LoRa: Private Protocol or LoRaWAN (Class A, OTAA Mode Activation) |
| Input Signal | 1 RS485, 1 RS232 (ModBus communication protocol) |
| Material | Galvanized material |
| Protection Level | IP54 |
| Ambient Temperature | – 4 °F to 140 °F (- 20 °C to 60 °C) |
| Dimensions | Shell 3.8 in x 3.64 in x 1.0 in (97 mm x 92.5 mm x 25 mm) |
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