Master Controller Unit
Device Description

MCU++ series is an advanced compact industrial controller based on a 32-bit 454 MHz ARM CPU. With the power of Linux OS, the user can keep application development quick and simplified. MCU++ can take almost any role in remote utility applications such as solar power plants and electricity distribution substations. It combines GPRS/GSM modem, WiFi and Bluetooth, also digital inputs, outputs and substations. It combines GPRS/GSM modem, WiFi and Bluetooth, also digital inputs, outputs and datalogger in a single device. Device with built-in 2 digital inputs and outputs and has two ethernet and serial communication ports for flexible connectivity to SCADA, field devices and remote control systems.
  • Device Specifications
  • Technical Specifications
  • Input/Output
  • Power Measurement Specifications
Device Specifications
Supply Voltage Range 18 – 36 VDC
Nominal Supply Voltage 24 VDC
CPU ARM 926 EJ-S 32 Bit 454 Mhz
Flash 32 mB
RAM 64 mB
Watchdog Timer System Reset / 5 sec
Power Consumption 8W@24 V
Real Time Clock Available
Configuration MCU
Data Logging Yes
Storage 8 GB (Up to 32 GB with SD Card)
Over The Air Available
Ethernet Specifications
Data Rates 10 / 100 Mbps
Number of Connections 5
Interface Ethernet (RJ-45) x2
DHCP Support Compatible
Ping Blocking Yes
Wi-Fi Specifications
Wi-Fi Protocols 802.11 b/g/n
Frequency Range 2.4 GHz ~ 2.5 GHz (2400M ~ 2483.5M)
RF Certification SRRC, FCC, CE (RED), IC, NCC, KCC, TELEC (MIC)
Wi-Fi Certification Wi-Fi Alliance
Wi-Fi Mode Station / SoftAP / SoftAP + Station
Security WPA / WPA2
Network Protocols IPv4, TCP / UDP / HTTP / FTP
Bluetooth Specifications
Bluetooth Radio NZIF Receiver with -97 dBm sensivity
Bluetooth Protocols Bluetooth v4.2 BR/EDR and BLE specification
Features Class 1, 2 and 3 transmitter with Advanced Frequency Hopping
Communication Specifications
Communication Protocols Modbus-TCP (Master/Slave), Modbus-RTU (Master), IEC60870-5-104 (Server), IEC62056-21
IOT Protocols Secure MQTT
Serial Interfaces 2 x RS-485 (Isolated), Micro USB C Type 2.0
RS-485 BaudRate 1200bps – 115200bps
USB Data Transfer Speed 480 Mbit/s
IP Filter Available
Digital Input Specifications
Number of Digital Input Channels 4
Input Channel Voltage Range 0 – 36 VDC / 0 – 150 VDC / 0 – 250 VAC (Shoud be defined on order)
Input Channel Isolation Available, Isolated with Optocoupler
Input Current 1.5 mA / Channel
Input Filter Programmable, Default: 20ms
Input Change Counter 32 Bit
Digital Output Specifications
Number of Digital Output Channels 2 (Type Dry-Contact)
Output Channel Voltage Range 0 – 36 VDC (Shoud be defined on order)
Nominal Output Voltage 24 VDC / 110 VDC / 220 VAC
Output Type Dry-Contact Relay
Max. Output Current 2A
Load Type Resistive, Inductive
Output Channel Isolation Magnetically

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