Public Facility Testing
March 6, 2025
KPM201 4G WIFI MQTT Modbus gateway
KPM201 This WiFi 4g iot modbus gateway is used for reading data from smart meters, power distribution protection devices,automatic devices, monitoring and other intelligent devices and send data to computer systems, power grid automation system to achieve the data converter and exchange of information forming a fully decentralized RTU communication system.
KPM201 is with 1 RS485 port and one RJ45 port.
Optional WIFI, 4G wireless connection method.
Features
Functions of KPM201 4G WIFI MQTT Modbus gateway
- KPM201 Modbus gateway Hardware:
- OpenWrt routing system
- Built in 64M DDR2, WDT, RTC, etc.
- 16MB SPI FLASH
- Supports 2.4G WIFI and 4G.
Record Function
- Communication interface:
- Downlink: 1 RS485 port.
- Uplink:
- 2 LAN port.
- 1 SIM card interface, 1 antenna interface.
Power requirement:
- DC 5~36V(Extendable 5-60V)
- Working power consumption: 250～310mA @12V DC
Record Function
- Mechanical properties:
- Metal shell
- L*W*H: 100mm * 100mm * 23mm
- Operating temperature: -35～+75ºC （-31～+167℉）
- Storage temperature:-40～+85ºC （-40～+185℉）
| Modbus Gateway Hardware | |
| RAM | 64MB DDR2 (Upto 128M / 256MB) |
| FLASH | 16MB SPI FLASH (Upto 32MB) |
| WIFI | Optional, 2.4G support 802.11b/g/n, max 150Mbps |
| Network | Industrial 4G module, Support 7-mode full Netcom |
| System time | Time synchronization adopts NTP technology with built-in RTC |
| Hardware port | |
| WAN | LAN1 can be set as 1 WAN port |
| LAN | 2 * (10M/100M self-adjust MDI/MDIX port) |
| SIM | 1 (support 1.8V/3V SIM/UIM card) |
| Reset | 1 (reset button) |
| Antenna interface | 1 (3G/4G Antenna, impedance 50Ω, SMA Female inner hole interface), 1 (2.4G Antenna, impedance 50Ω, SMA inner pin) |
| Power supply terminal | 1 (2 pins 3.81mm spacing connector) |
| Console | 1 (5 pins 3.5mm spacing connector, 1 * RS232 / 1 * RS485) |
| Indicator | 8 power and status indicators (Power, System, LAN1, LAN2, SIM, Online, WIFI, 3G/4G) |
| Power supply characteristics | |
| Power | External power adapter (12V 1A) |
| Work voltage | DC 5~36V (Extendable 5-60V) |
| Standby power consumption | 150～230 mA@12V DC |
| Work cost | 250～310mA @12V DC |
| Working conditions | |
| Operating temperature | -35～+75ºC (-31～+167℉) |
| Storage temperature | -40～+85ºC (-40～+185℉) |
| Working humidity | 5%~95% (No condensation) |
| Equipment ventilation | Natural heat dissipation, no noise |
| Physical characteristics | |
| Chassis | Metal |
| Dimensions | L*W*H: 100mm * 100mm * 23mm (Excluding the installation parts of the antenna) |
| Installation method | Desktop flat, rail installation, wall-mounted |
| Weight | G.W: 0.6KG (With accessories and packing box), N.W: 0.3KG (Not include antenna and mounting parts) |
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