MPC-374
The MPC-374 is a modular LTE IoT controller designed for advanced automation, metering, and data acquisition applications. Combining multiple communication interfaces—including RS-232, RS-485, M-Bus, USB, Ethernet, and global 4G LTE—with versatile analog and digital I/O, it delivers precise NTP-synchronized datalogging and reliable remote device management. Its robust multi-protocol support, including Modbus RTU/TCP, M-Bus, MQTT, FTP, and IEC 60870-5-104, makes it ideal for distributed monitoring systems and modern smart-infrastructure deployments.
Precise Real-Time Data Logging
Multi-Protocol Support
Comprehensive I/O Configuration
Cloud-Ready Connectivity
- Key features
- Technical description
Real-time Data Logging: Integrated RTC synchronized via NTP ensures accurate timestamping for long-term monitoring and analysis.
Multiple Communication Interfaces: RS232, RS485, USB, Ethernet, and global 4G LTE connectivity enable flexible integration with industrial and IoT systems.
M-Bus Master Support: Built-in M-Bus master supports up to 2×8 devices, making it ideal for heat, water, and energy metering applications.
Comprehensive I/O Capabilities: Provides 8 analog inputs (current, voltage, PT100/PT1000), 8 digital inputs (sink/contact), and 8 digital outputs (+24 V open contact) for versatile sensing and control.
MQTT and FTP Data Push: Supports MQTT for JSON-based cloud integration and FTP for periodic CSV data transfer to remote servers.
Remote Configuration and Firmware Updates: Device settings and firmware can be updated remotely via 4G LTE, USB, or Ethernet for simplified field maintenance.
Industrial Protocol Compatibility: Works with Modbus RTU, Modbus TCP/IP, M-Bus, MQTT, FTP (server/client), and IEC 60870-5-104 for seamless SCADA and metering integration.
General
Power supply: 9 – 36VDC
Overvoltage protection: >1000V (max. 5 sec)
Consumption: <10 VA
Processing and Storage
CPU: Cortex M4
Flash memory: 8MB (up to 5 years storage)
RTC: Integrated real-time clock synchronized via NTP
Communication Interfaces
RS232: Up to 15m, speed up to 57600 bps
RS485: Up to 1.2 km, speed up to 57600 bps
M-Bus: Supports up to 8 devices
USB: Type B, version 2.0
Ethernet: RJ45, 10/100 Mbps, range up to 100m
Global 4G Communication: GSM (850/900/1800/1900 MHz), WCDMA (B1/B2/B4/B5/B6/B8/B19), LTE-FDD B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B25/B26/B28/B66 and LTE-TDD B34/B38/B39/B40/B41
Inputs/Outputs
Digital inputs: 8 sink/contact inputs
Digital outputs: 8 open-contact outputs (+24V)
Analog inputs: Current: 0/4–20mA (error 0.15%), Voltage: 0–10V (error 0.15%), Temperature: PT100 or PT1000 sensors
Supported Protocols
Modbus RTU, Modbus TCP/IP, M-Bus, MQTT, FTP (server/client), IEC 60870-5-104
Working Conditions
Operating temperature: -25°C to +60°C
Storage temperature: -40°C to +60°C
Humidity range: 5% to 95% (non-condensing)
