Hoymiles DTU-Pro Bedienungsanleitung

Version D-3-1.0 @2019

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 2
DTU-PRO
Contents
1. Important Safety Information .................................................................................................................................... 3
1.1 Read this First ........................................................................................................................................... 3
1.2 Safety Instructions .................................................................................................................................... 3
1.3 User ............................................................................................................................................................ 3
1.4 Support and Contact Information ........................................................................................................... 3
1.5 Other Information ...................................................................................................................................... 4
2. Hoymiles Microinverter System ............................................................................................................................... 4
2.1 Microinverter ................................................................................................................................................... 4
2.2 DTU ................................................................................................................................................................. 4
2.3 Hoymiles Monitoring Server ......................................................................................................................... 4
3.2 For DTU-Pro (WiFi Version) ................................................................................................................................... 5
4. DTU Installation .......................................................................................................................................................... 6
4.1 System Capacity ............................................................................................................................................ 6
4.2 Basic Conditions Required ...................................................................................................................... 6
4.3 Dimensions ................................................................................................................................................ 6
4.4 System Installation Sequence ................................................................................................................ 7
4.6 Install the DTU .......................................................................................................................................... 8
6. Site Creation on HMP .............................................................................................................................................. 11
7. Customer Login ........................................................................................................................................................ 12
8. Browse the Web Station ......................................................................................................................................... 13
9. View Phone APP ...................................................................................................................................................... 13
10. Datasheet ................................................................................................................................................................ 14

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 3
DTU-PRO
1. Important Safety Information
1.1 Read this First
This manual includes important instructions for installing and maintaining the Hoymiles Data
Transfer Unit (DTU-PRO).
1.2 Safety Instructions
1.3 User
This manual is only for professional installation and maintenance personnel to use.
1.4 Support and Contact Information
If you have technical queries concerning our products, please contact your system’s installer. If
further support is required, please contact Hoymiles’ support at this link.
l www.hoymiles.com
l Hoymiles’ customer service center: [email protected]
Symbol
Usage
Indicate a hazardous situation that can result in deadly electric shock
hazards, other serious physical injuries, or fire hazards.
Indicate directions that must be fully understood and followed entirely to
avoid potential safety hazards including equipment damage or personal
injury.
Indicate that the described operation must not be carried out. The reader
should stop, use caution, and fully understand the operations explained
before proceeding.
l Note that only professionals can install or replace DTU.
l Do not try to repair DTU without Hoymiles’ approval. If DTU is damaged, please send the DTU back
to your installer for repairing/replacing. Disassembling DTU without Hoymiles’ approval will invalidate
remaining of the warranty period.
l Please read all instructions and warnings on the technical specifications carefully.
l Do not use Hoymiles products in a way that is not suggested by manufacture. If doing so, it may
cause death or injury to persons or damage to equipment.

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 4
DTU-PRO
1.5 Other Information
Product information is subject to change without notice. The user manual will be updated
frequently; please refer to Hoymiles official website at www.hoymiles.com for the latest version.
2. Hoymiles Microinverter System
2.1 Microinverter
It converts the DC output of solar modules into grid-compliant AC power. It sends the output
information of PV panels and the operation data of the microinverters to the DTU, which is the
hardware basis of the panel-level monitoring.
With conversion efficiency up to 96.7% and MPPT efficiency up to 99.9%, Hoymiles
microinverters rank into the first class of the world’s Microinverter industry.
2.2 DTU
The DTU is the key component in Hoymiles microinverter system. It works as the communication
gateway, which operates between the Hoymiles microinverters and the Hoymiles Monitoring
Server. The DTU communicates with the microinverter wirelessly via 2.4G RF, collecting the
operation data of the system. Meanwhile, the DTU connects to the Internet via router and
communicates with Hoymiles Monitoring Server. The microinverter system operation data will be
uploaded to Hoymiles Monitoring Server via DTU.
2.3 Hoymiles Monitoring Server
It collects the operation data and status of the microinverters in the system and provides the
panel-level monitoring for the users and maintenance staff.
The following diagram shows the Hoymiles Microinverter system.

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 5
DTU-PRO
3. Interface Layout
3.1 For DTU-Pro (GPRS Version)
Item
Description
A
SD Card Slot
B
DTU Power Indicator
C
DTU Communication Indicator (With Server)
D
DTU Communication Indicator (With MI)
E
DTU Alarm Indicator
F
WiFi Antenna (2.4G)
G
RS485
H
DRM Port (For Australia only)
I
Ethernet Port
J
USB Port
K
Reset Bottom
L
Power Port
M
2.4G Antenna
3.2 For DTU-Pro (WiFi Version)
Item
Description
A
SIM Card Slot
B
SD Card Slot
C
DTU Power Indicator
D
DTU Communication Indicator (With Server)
E
DTU Communication Indicator (With MI)
F
DTU Alarm Indicator
G
GPRS Antenna (GSM)
H
RS485
I
DRM Port (For Australia only)
J
Ethernet Port
K
USB Port
L
Reset Bottom
M
Power Port
N
2.4G Antenna

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 6
DTU-PRO
4. DTU Installation
4.1 System Capacity
The DTU-Pro is capable of monitoring up to 99 panels.
Note: Max. monitoring quantity is for open space, installation condition meets the requirement
from both DTU and Microinverter manual, and the distance between Microinverter and DTU needs
to be within the required range.
4.2 Basic Conditions Required
Before installing the DTU, ensure that the site meets the following requirements:
l Standard 220 VAC power outlet.
l Stable broadband internet connection.
l Router with Ethernet port.
The environmental requirements for DTU installation:
l Away from dust, liquid, acidic, or corrosive gas.
l The temperature should be between -20ºC and 55ºC.
If you plan to install the DTU on the wall, two #8 (4.166mm diameter) screws and a screwdriver
shall be prepared in advance.
4.3 Dimensions
(Unit: mm)

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 7
DTU-PRO
4.4 System Installation Sequence
4.5 Preparation
A) Download the Hoymiles mobile App
B) Check the box for the following items:
- Hoymiles DTU-Pro
- Two Antennas
- Adapter
- Bracket
- 5 Pin Plug
C) Choose the way DTU-Pro connect to the Internet:
For DTU-Pro (WiFi Version):
Use WiFi or Ethernet. Please prepare for the following items, if needed:
- Ethernet Cable (if choose Ethernet option).
- Smart Phone/Tablet with Hoymiles Installer App installed (if choose WiFi option).
For DTU-Pro (GPRS Version):
Use GPRS or Ethernet. Please prepare for the following items, if needed:
- Ethernet Cable (if choose Ethernet option)
- SIM Card (if choose GPRS option)
1.
Install the PV modules and
microinverters and repeater
2. Locate the DTU
9. Wall-mount the DTU (optional)
4. Start procedure
5. Normal operation
7. Add Microinverter ID
6. Login the local interface of the DTU
8. Check the Communication
between Microinverters and DTU
3. Connect to the Internet

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 8
DTU-PRO
Ø Smart Phone/Tablet with Hoymiles Installer App installed (if choose GPRS option)
4.6 Install the DTU
Step 1: Install the antennas.
For DTU-Pro (WiFi Version): Take t wo 2. 4 G ant en n as o u t fr o m the b o x, a n d scr ew th e a nt en n a int o the
WiFi port and 2.4G port.
For DTU-Pro (GPRS Version): Take 2.4G antenna and GSM antenna out from the box, and screw the
antenna into the GPRS port and 2.4G port.
Step 2: Insert the SIM Card into the SIM Card slot on the side of DTU (For DTU-Pro GPRS only).
Step 3: Choose an Installation Location
- Installed on the top floor to increase the signal strength.
- Installed near the center of the PV array.
- Installed at least 0.5m above the ground and more than 0.8m away from the corner.
Note: Please do not install the DTU direct above the metal or concrete to prevent the signal dilution.
Step 4: Choose the Installation Method
Option 1: Mount the DTU on the wall.
- Screw the bracket on the wall, please choose at least two screw holes (one from each side) to fix
the bracket (the M4 screws need to prepare by installer);

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 9
DTU-PRO
- Match the bracket’s upper buckle with DTU-Pro;
- Match the bracket’s lower buckle by gently press the lower side of the DTU-Pro until hear the Click.
Please make sure the antennas are vertical to the wall.

© 2019 Hoymiles Converter Technology Co., Ltd. All rights reserved. 10
DTU-PRO
Option 2: Place the DTU on the table
- Place the DTU on the table, please make sure the antennas are vertical to the table;
A) Plug in the power adapter to power the DTU;
B) Set up with Internet.
For DTU-Pro (WiFi Version):
a) Use the smart phone/tablet/laptop open the Installer App and login. Approach to “Me” on the
bottom of the page and then “Network Configuration”. And complete the WiFi configuration (If
choose WiFi);
b) Use the Lan Cable, one side connect with house router, another side with DTU Ethernet port.
Use the smart phone/tablet open the Installer App and login. Approach to “Me” on the bottom of
the page and then “Network Configuration”, and select “Ethernet” (If choose Ethernet).
Andere Handbücher für DTU-Pro
5
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