MCU++
Master Controller Unit
with Linux OS
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 | |
| 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 |
| IP Protocols | TCP / UDP / HTTP / HTTPS / FTP / SFTP / TFTP / NTP / SNTP / SSH / DHCP and IPSEC VPN |
| 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 |

