Knowledge Base › Gateways / Data Loggers
AllianceApps OpenDTU Fusion
Manufacturer documented GLOBAL
Identity
| category | gateways |
| manufacturer | AllianceApps |
| model | OpenDTU Fusion |
| product_family | OpenDTU Fusion |
| region | GLOBAL |
| series | OpenDTU Fusion |
Electrical
| antenna_connector |
U.FL/IPEX
OpenDTU Fusion — README.md — line 64
|
| antennas_included |
800MHz-2.6GHz wideband PCB Antennas
OpenDTU Fusion — README.md — line 14
|
| cpu |
Espressif ESP32-S3-WROOM-1U
OpenDTU Fusion — README.md — line 25
|
| display_support |
128x64 OLED I2C display with SSD1306 controller
OpenDTU Fusion — HW_SETUP.md — line 18
|
| flash_mb |
16 MB
OpenDTU Fusion — REVISIONS.md — line 22
|
| i2c_header |
True
OpenDTU Fusion — README.md — line 71
|
| input_voltage_v |
5 V
OpenDTU Fusion — README.md — line 62
|
| ota_update |
True
OpenDTU Fusion — README.md — line 57
|
| power_indicator_led |
True
OpenDTU Fusion — README.md — line 68
|
| power_supply |
5V via USB-C or 5V DC via screw terminal
OpenDTU Fusion — README.md — line 62
|
| programmable_led_count |
2
OpenDTU Fusion — README.md — line 68
|
| psram_mb |
2 MB
OpenDTU Fusion — REVISIONS.md — line 22
|
| rf_lna_2_4ghz |
Skyworks RX2401C
OpenDTU Fusion — README.md — line 26
|
| rf_transceiver_2_4ghz |
Nordic NRF24LP01+
OpenDTU Fusion — README.md — line 26
|
| rf_transceiver_868mhz |
CMT2300A
OpenDTU Fusion — README.md — line 26
|
| spi_header |
True
OpenDTU Fusion — README.md — line 72
|
| supported_firmware |
OpenDTU, OpenDTU-OnBattery, AhoyDTU
OpenDTU Fusion — README.md — line 26
|
| supported_inverter_families |
Hoymiles HM, HMS and HMT
OpenDTU Fusion — README.md — line 27
|
| uart_jtag_header |
True
OpenDTU Fusion — README.md — line 73
|
| usb_connector |
USB-C
OpenDTU Fusion — README.md — line 65
|
| usb_functions |
flashing/debugging/console monitor and power supply
OpenDTU Fusion — README.md — line 65
|
| wifi |
True
OpenDTU Fusion — README.md — line 15
|
Physical / mechanical
| dimensions |
5.5cm x 5.5cm cm
OpenDTU Fusion — README.md — line 61
|
Installation
| mounting |
4x M3 corner mounting holes (46.5-47mm pitch)
OpenDTU Fusion — README.md — line 61
|
Interfaces & connectors
| device_type | ESP32-S3 DTU gateway board with NRF24 (2.4GHz) and CMT2300A (868MHz) radios for Hoymiles HM/HMS/HMT microinverters (OpenDTU/AhoyDTU firmware) |
| rs485 |
True
OpenDTU Fusion — README.md — line 67
|
| rs485_duplex |
half-duplex
OpenDTU Fusion — README.md — line 67
|
| rs485_termination |
optional 120 Ohm termination resistor
OpenDTU Fusion — README.md — line 98
|
| rs485_transceiver |
Renesas ISL3178E or Texas Instruments THVD1429DR
OpenDTU Fusion — README.md — line 67
|
Protection
| overcurrent_protection |
self-resetting fuse
OpenDTU Fusion — README.md — line 66
|
| reverse_polarity_protection |
True
OpenDTU Fusion — README.md — line 69
|
| usb_esd_protection |
True
OpenDTU Fusion — README.md — line 65
|
Documents
technical-manual
OpenDTU Fusion — HW_SETUP.md
technical-manual
OpenDTU Fusion — README.md
technical-manual
OpenDTU Fusion — REVISIONS.md