Overview
The Inventory Master smart gateway for IoT data collection and control is a communication hub used at the edge node of the ubiquitous power Internet of Things to realize end equipment Comprehensive perception, fast access, large-capacity data storage, edge computing and logic control, protocol conversion, data encryption to the cloud, multi-cloud upload, remote Program debugging and equipment operation and maintenance provide users with a safe, reliable and efficient data transmission channel.
Features
- Used in power operations, energy services, pollution control, and oil monitoring; integrates with major IoT platforms.
- Supports various protocols (A11-GRM, MQTT, IEC104, ModbusTCP) and features 4 RS485, 2 Ethernet, and optional LORA, 4G, and Zigbee.
- 4G storage for 21,600 curve and 1,440 work graph data, with no loss after power failure; supports edge computing and independent data uploads.
- Includes NAT, VPN, AES, MD5, and TLS encryption; supports DNS and static routing.
- Allows remote setup, QR code debugging, OTA upgrades, and power loss notifications.
- Compact plastic case for guide rail installation.
Technical Specifications
| Phase | Three phase |
| Power Supply | 95 V to 250 V AC or DC ±10%, 12 V to 36 V DC |
| Power Consumption | ≤6 W |
| Main Frequency | 600 MHZ |
| Storage Capacity | 256 MB |
| Wire Communication | 2 RJ45 + 4 RS485 |
| Wireless Communication | 4G or 4G + LoRa or ethernet |
| DO DI AI | 6 DI + 2 DO + 2 AI |
| RS485 Collect | 256 devices |
| LoRa Collect | 128 devices |
| Ethernet Collects | 64 devices |
| Ethernet | 2 Ethernet ports: 100 Base-TX, 2 × RJ45 type |
| Serial | 4 RS485 ports |
| 4G | Supported network types: LTE-FDD, LTE-TDD, WCDMA, GSM |
| LoRa | 470 MHz to 510 MHz, Communication channels: 32 |
| Function | Data collection, data forwarding, data storage |
| Application | Networking |
| Installation | DIN Rail |
| Enclosure | Plastic |
| Device Dimensions | 2.75 in × 3.74 in × 4.25 in (7 cm × 9.5 cm × 10.8 cm) |
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