BTI Wireless RU4370 User manual

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
RU4370
User Manual
4T4R Digital Radios
High Output Power
Outdoor Rated

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Copyright © BTI 2020. All rights reserved. This document is protected by international copyright law and may not be
reprinted, reproduced, copied or utilized in whole or in part by any means including electronic, mechanical, or other
means without the prior written consent of BTI Wireless.
Whilst reasonable care has been taken by BTI to ensure the information contained herein is reasonably accurate, BTI
Wireless shall not, under any circumstances be liable for any loss or damage (direct or consequential) suffered by any
party because of the contents of this publication or the reliance of any party thereon or any inaccuracy or omission
therein. The information in this document is therefore provided on an “as is” basis without warranty and is subject to
change without further notice and cannot be construed as a commitment by BTI Wireless.
The products mentioned in this document are identified by the names, trademarks, service marks and logos of their
respective companies or organizations and may not be used in any advertising or publicity or in any other way
whatsoever without the prior written consent of those companies or organizations and BTI Wireless.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Content
General..................................................................................................................................................................................... 4
Warnings.......................................................................................................................................................................... 4
Site Considerations...........................................................................................................................................................4
Environmental.................................................................................................................................................................. 4
Warning Marks................................................................................................................................................................. 6
Preparation...............................................................................................................................................................................8
Unpacking and Inspection................................................................................................................................................8
Tools................................................................................................................................................................................. 8
Installation of the RU4370....................................................................................................................................................... 9
RU4370 Accessories......................................................................................................................................................... 9
Wall Installation (Back on the Wall)...............................................................................................................................10
Wall Installation (Side on the Wall)................................................................................................................................15
Pole Installation..............................................................................................................................................................19

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
General
The RU4370 components are designed for maximum safety and reliability when they are installed, used, and maintained
by trained and qualified technicians in accordance with the procedures and instructions contained in this manual. To
ensure the safe operation of your system, always follow the safety and operational recommendations in this manual.
Warnings
RU4370 is not a consumer product. Please install and use RU4370 in accordance with the instructions.
Before installing or modifying any RU4370 equipment, read and fully understand the entire instructions in this
guide.
Only qualified personnel are authorized to install and maintain the RU4370.
Changes or modifications to the RU4370 equipment not expressly approved by the manufacturer could void the
product warranty and the user’s authority to operate the equipment.
Follow Electro Static Discharge precautions to avoid any damage to PCB, PSU, etc.
Keep equipment powered-off during installing or modifying.
Low path loss cables connected to antennas are highly recommended.
Antenna gain should not exceed 15 dBi.
If this equipment does cause harmful interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the
following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help.
Note: Only authorized person can enter the area where the antenna is installed. And the person is fully aware of the
potential for exposure and can exercise control over his or her exposure by leaving the area or by some other
appropriate means. Awareness of the potential for RF exposure in a workplace or similar environment can be provided
through specific training as part of a RF safety program
Site Considerations
The system delay should be taken into consideration when there are neighboring BTS sites with overlapping in
coverage.
Pick an ideal easy-to-reach location for installation convenience.
Verify that there is a minimum of a 80cm radius of space around RU4370 system equipment for the convenience of
maintenance and on-site inspection.
Environmental
Humidity and temperature have adverse efforts on the reliability of the RU4370 system. Therefore, it is highly
recommended to install the equipment in locations with stable humidity, temperature, and ventilating.
The equipment has to operate within the following humidity level and temperature range:

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Maximum humidity: 100%
Temperature range: -40 to 55℃

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Warning Marks
The warning marks on the equipment shell should be kept clean, readable and identifiable.
ALWAYS disconnect all lines and power connections before
servicing or disassembling this equipment.
NEVER touch the surface after the devices power on.
For performance and safety reasons, NEVER disassemble and
remodel the devices.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Preparation
Unpacking and Inspection
Unpack and inspect the packages as follows:
1. Open the shipping packages carefully for each unit from the protective packing sponge.
2. Ensure that all equipment and accessories have been delivered.
3. Ensure that all equipment and accessories have no damage. If there is any damage, contact your BTI service agent.
Tools
Electric drill, cross head screwdriver, side cutters, ladder, and other tools are needed for RU4370 installation which is
not offered from BTI for now. Customers to provide these tools themselves.
Drilling Machine
Pen
Allen Wrench T5
Combination
Spanner 17mm
Nut M10 and M12

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Installation of the RU4370
RU4370 Accessories
Figure 1. RU4370 Accessories

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Wall Installation (Back on the Wall)
1. Attach and fasten the handle to the side of RU4370 with screws M6×14 using T5 Wrench.
2. Attach and fasten the Bracket I to the back of RU4370 with screws M6×14 using T5 Wrench.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
3. Mark the position of the drilling holes in the mounting Bracket II. Note: R=13mm.
4. Drill 4 holes at the marked positions. Note: H=70mm

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
5. Attach the dowels, expansion screws or the like and fasten the Bracket II to the wall.
Tips: use Bracket II as a reference to control each devices’ separation distance before hanging and locking RU4370 up.
6. Hang the RU4370 on the mounting bracket II and fasten with nuts M10.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
7. Fasten the Bracket I and II with screws M6×14.
8. Connect and lock the power cable at the RU4370 rear side

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
9. Connect and screw the ground cable at the RU4370’s left side

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Wall Installation (Side on the Wall)
1. Attach and fasten the handle to the side of RU4370 with screws M6×14 using T5 Wrench.
Figure 2.
2. Attach and fasten the Bracket I to the left side of RU4370 with screws M6×14 using T5 Wrench.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
3. Mark the position of the drilling holes in the mounting Bracket II. Note: R=13mm.
4. Drill 4 holes at the marked positions. Note: H=70mm.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
5. Attach the dowels, expansion screws or the like and fasten the Bracket II to the wall.
Tips: use Bracket II as a reference to control each devices’ separation distance before hanging and locking RU4370 up.
6. Hang the RU4370 on the mounting bracket II and fasten with nuts M10.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
7. Fasten the Bracket I and II with screws M6×14.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Pole Installation
1. Install the handle and Bracket I to the back of RU4370.
2. Install the bracket II and Bracket III to the pole.
3. Hang the RU4370 on the mounting bracket and fasten with nuts M10.
4. Connect the ground cable and power cable.
Note: The diameter of Pole shall not be over 110mm or less than 55mm.

RU4370 User Manual
Copyright © 2021 BTI WIRELESS All rights reserved.
Please take attention that changes or modification not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:
(1) This device may not cause harmful interference, and
(2) This device must accept any interference received, including interference that may cause undesired
operation.
Note: This product has been tested and found to comply with the limits for a Class B digital device, pursuant
to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful
interference in a residential installation. This product generates, uses, and can radiate radio frequency
energy and, if not installed and used in accordance with the instructions, may cause harmful interference to
radio communications. However, there is no guarantee that interference will not occur in a particular
installation. If this product does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
—Reorient or relocate the receiving antenna.
—Increase the separation between the equipment and receiver.
—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
—Consult the dealer or an experienced radio/TV technician for help.
Table of contents