BE120
Modbus to IEC61850 gateway is widely used in substation retrofits, renewable energy plants, and distribution automation, enabling seamless integration between legacy devices and intelligent power systems.
System
| CPU | 2 × Cortex-A7, 1.2 GHz |
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Power
| Input Voltage | Standard: 9–36 VDC |
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| Input Current | Standard version: Typical: 240mA@12V, Max: 800mA@12V |
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| Reverse Polarity Protection | Supported |
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| Protection | ESD Level 3, EFT Level 3 |
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Ethernet Port
| Quantity | 2xLAN |
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| Specification | RJ45 interface, 10M/100Mbps, auto MDI/MDIX |
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| Protection | ESD Level 3, EFT Level 3 |
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Serial Port
| Quantity | 4 or 8 × RS232/RS485(optional per order) |
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| Baud Rate | 2400bps-115200bps |
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| Data Bits | 7, 8 |
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| Parity | None, Even, Odd |
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| Stop Bits | 1, 2 |
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| Protection | Isolated protection, ESD Level 3 |
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W iFi(Optionl)
| Quantity | 1 |
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| Type | SMA female |
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| Protocol | 802.11a/b/g/n (mixed) |
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| Mode | STA mode |
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| Frequency Bands and Channels | 2.4G Channel 1-13, 5G Channel 36-165 |
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| Security | Open, WPA, WPA2 |
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| Encryption | AES, TKIP, TKIPAES |
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| Max Speed | 150 Mbps(MAX) |
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| Transmission Range | Up to 20 meters outdoors in unobstructed/open areas |
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| SSID Broadcast Switch | Supported |
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Cellular Network (Optional)
| Antenna Interface Quantity | 1 |
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| Antenna Interface Type | SMA female |
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| 4G Version | Supported |
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| 5G Red-CAP | Supported |
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| 5G | Supported |
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SIM Card Slot
| Quantity | 1 |
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| Type | Drawer slot, supports 1.8V/3V SIM/UIM cards(NANO) |
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| Protection | Built-in 15KV ESD protection |
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USB Interface
| Quantity | 1 × Mini USB |
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| Protection | Overcurrent protection |
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SD Card Slot
| Quantity | 1 |
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| Specification | Supports SD, SDHC, and SDXC(UHS-I) cards |
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LED Indicators
| PWR | On when powered, off when no power |
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| RUN | Blinking when system runs normally; off or steady on when system not running |
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| LINK | Blinking during Ethernet communication; steady on during 4G or WiFi communication; off when no communication |
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Operating Environment
| Operating Temperature | -20～+65℃ |
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| Storage Temperature | -40～+85℃ |
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| Relative Humidity | 5% to 95% RH(non-condensing) |
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Others
| Reset Button | 1 |
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| Independent Watchdog | Onboard independent hardware watchdog |
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| Enclosure | Aluminum alloy |
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| Dimensions | Height: 110 mm × Length: 83 mm × Width: 46 mm |
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| Protection Level | IP30 |
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| Net Weight | 500g |
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| Mounting | DIN35 rail mounting, wall mounting |
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Software Parameters
| Kernel | Linux-5.4.61 |
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| File System | Buildroot-201902 |
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| Uplink Protocol | IEC61850 |
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| Downlink Protocol | ModBus RTU, ModBus TCP |
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| Modbus Data Points Capacity | More than 10,000(maximum) |
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| Programming Software | CodeWorx |
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| SCL File Format | CID |
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| Model | Description |
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| Y63 | 4CH RS485/RS232 |
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Supply information
| Manufacturer | BLIIoT — Beilai Technology Co., Ltd. |
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| Model code | BE120 |
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| Full name | Modbus to IEC61850 Energy IoT Gateway |
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| Category | IEC61850 gateways |
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| Supplied in Korea by | ACUSYS Co., Ltd. · Official BLIIoT distributor in Korea |
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