| Power Supply |
Power Supply Voltage Range: AC 120–275 V, 50/60 Hz
Typical Power Supply Voltage: AC 220 V, 50 Hz |
| Transmit Frequency |
EGSM900 Band: Class 4 (33 dBm ±2 dB)
DCS1800 Band: Class 1 (30 dBm ±2 dB)
EGSM900 8-PSK Band: Class E2 (27 dBm ±3 dB)
DCS1800 8-PSK Band: Class E2 (26 dBm ±3 dB)
LTE-FDD Band: Class 3 (23 dBm ±2 dB)
LTE-TDD Band: Class 3 (23 dBm ±2 dB) |
| LTE Features |
Maximum support for Cat 1 FDD and TDD
Supports RF bandwidths of 1.4/3/5/10/15/20 MHz
LTE-FDD: Maximum downlink rate 10 Mbps, maximum uplink rate 5 Mbps
LTE-TDD: Maximum downlink rate 8.96 Mbps, maximum uplink rate 3.1 Mbps |
| GSM Features |
GPRS:
Supports GPRS multislot class 12
Coding schemes: CS-1, CS-2, CS-3, CS-4
Maximum downlink rate 85.6 kbps, maximum uplink rate 85.6 kbps
EDGE:
Supports EDGE multislot class 12
Supports modulation and coding schemes: GMSK and 8-PSK
Downlink coding schemes: MCS 1-9
Uplink coding schemes: MCS 1-9
Maximum downlink rate 236.8 kbps, maximum uplink rate 236.8 kbps |
| Network Protocol Features |
Supports the following protocols: TCP, UDP, PPP, NTP, NITZ, FTP, HTTP, PING, CMUX,
HTTPS, FTPS, SSL, FILE, MQTT, MMS, SMTP, SMTPS
Supports PAP and CHAP authentication for the PPP protocol
Uses MQTT protocol by default; other protocols require customization |
| (U)SIM Interface |
Supports 4G IoT cards from China's Mobile, Unicom and Telecom.
Each gateway can only use one IoT card. |
| RS-485 Interface |
Communication cable to circuit breakers shall not exceed 1 km, with support for
up to 24 connected breakers.Default baud rate: 9600 bps.
Configurable parity bit.
MODBUS-RTU protocol supported by default; refer to the protocol document for details. |
| Antenna Interface |
Interface Diameter: 6.35 mm
Characteristic Impedance: 50 Ω
Maximum Operating Frequency: 6 GHz |
| Temperature Range |
Normal Operating Temperature: -35 ℃ to +75 ℃ ¹
Extended Operating Temperature: -40 ℃ to +85 ℃ ²
Storage Temperature: -40 ℃ to +90 ℃ |