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 Range18 – 36 VDC
Nominal Supply Voltage24 VDC
CPUARM 926 EJ-S 32 Bit 454 Mhz
Flash32 mB
RAM64 mB
Watchdog TimerSystem Reset / 5 sec
Power Consumption8W@24 V
Real Time ClockAvailable
Data LoggingYes
Storage8 GB (Up to 32 GB with SD Card)
Over The AirAvailable
Ethernet Specifications
Data Rates10 / 100 Mbps
Number of Connections5
InterfaceEthernet (RJ-45) x2
DHCP SupportCompatible
Ping BlockingYes
Wi-Fi Specifications
Wi-Fi Protocols802.11 b/g/n
Frequency Range2.4 GHz ~ 2.5 GHz (2400M ~ 2483.5M)
RF CertificationSRRC, FCC, CE (RED), IC, NCC, KCC, TELEC (MIC)
Wi-Fi CertificationWi-Fi Alliance
Wi-Fi ModeStation / SoftAP / SoftAP + Station
SecurityWPA / WPA2
Network ProtocolsIPv4, TCP / UDP / HTTP / FTP
Bluetooth Specifications
Bluetooth RadioNZIF Receiver with -97 dBm sensivity
Bluetooth ProtocolsBluetooth v4.2 BR/EDR and BLE specification
FeaturesClass 1, 2 and 3 transmitter with Advanced Frequency Hopping
Communication Specifications
Communication ProtocolsModbus-TCP (Master/Slave), Modbus-RTU (Master), IEC60870-5-104 (Server), IEC62056-21
IOT ProtocolsSecure MQTT
Serial Interfaces2 x RS-485 (Isolated), Micro USB C Type 2.0
RS-485 BaudRate1200bps – 115200bps
USB Data Transfer Speed480 Mbit/s
IP FilterAvailable
Digital Input Specifications
Number of Digital Input Channels4
Input Channel Voltage Range0 – 36 VDC / 0 – 150 VDC / 0 – 250 VAC (Shoud be defined on order)
Input Channel IsolationAvailable, Isolated with Optocoupler
Input Current1.5 mA / Channel
Input FilterProgrammable, Default: 20ms
Input Change Counter32 Bit
Digital Output Specifications
Number of Digital Output Channels2 (Type Dry-Contact)
Output Channel Voltage Range0 – 36 VDC (Shoud be defined on order)
Nominal Output Voltage24 VDC / 110 VDC / 220 VAC
Output TypeDry-Contact Relay
Max. Output Current2A
Load TypeResistive, Inductive
Output Channel IsolationMagnetically

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