SMA RS485 User Manual

CA

US

Accessory for
SUNNY BOY 2000HF-US
SUNNY BOY 2500HF-US
SUNNY BOY 3000HF-US

RS485-Quick Module

Installation Guide

RS485-QM-IA-eng-IUS111610 | IMUS-485QMODULE | Version 1.0

SMA America, LLC Legal Restrictions

Copyright©2011SMAAmerica,LLC.Allrightsreserved.
No part of this document may be reproduced, stored in a retrieval system, or transmitted, in any form

or by any means, electronic, mechanical, photographic, magnetic or otherwise, without the prior
written permission of SMA America,LLC.

Neither SMA America,LLC nor SMA Solar Technology Canada Inc. makes no representations,
express or implied, with respect to this documentation or any of the equipment and/or software it may
describe, including (with no limitation) any implied warranties of utility, merchantability, or fitness for
any particular purpose. All such warranties are expressly disclaimed. Neither SMA America,LLC nor
its distributors or dealers nor SMA Solar Technology Canada Inc. nor its distributors or dealers shall
be liable for any indirect, incidental, or consequential damages under any circumstances.

(The exclusion of implied warranties may not apply in all cases under some statutes, and thus the
above exclusion may not apply.)

Specifications are subject to change without notice. Every attempt has been made to make this
document complete, accurate and up-to-date. Readers are cautioned, however, that
SMAAmerica,LLC and SMA Solar Technology Canada Inc. reserve the right to make changes
without notice and shall not be responsible for any damages, including indirect, incidental or
consequential damages, caused by reliance on the material presented, including, but not limited to,
omissions, typographical errors, arithmetical errors or listing errors in the content material.

All trademarks are recognized even if these are not marked separately. Missing designations do not
mean that a product or brand is not a registered trademark.

The Bluetooth

®

word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and
any use of such marks by SMA America,LLC and SMA Solar Technology Canada Inc. is under
license.

SMAAmerica,LLC

3801N.HavanaStreet

Denver,CO80239U.S.A.

SMA Solar Technology Canada Inc.

2425 Matheson Blvd

8th Floor

Mississauga, ON L4W 5K5

Canada

Installation Guide RS485-QM-IA-eng-IUS111610 3

Important Safety Instructions SMA America, LLC

IMPORTANTSAFETYINSTRUCTIONS

SAVETHESEINSTRUCTIONS

ThismanualcontainsimportantinstructionsforRS485-Quick Module
accessory,thatmustbefollowedduringinstallationandmaintenanceoftheinverter.

TheRS485-Quick Module is designed and tested according to international safety requirements, but
as with all electrical and electronic equipment, certain precautions must be observed when installing
and/or operating the RS485-Quick Module. To reduce the risk of personal injury and to ensure the
safe installation and operation of the RS485-Quick Module, you must carefully read and follow all
instructions, cautions and warnings in this Installation Guide.

Warningsinthisdocument

A warning describes a hazard to equipment or personnel. It calls attention to a procedure or practice,
which, if not correctly performed or adhered to, could result in damage to or destruction of part or all
of the SMA equipment and/or other equipment connected to the SMA equipment or personal injury.

DANGER

DANGER indicates a hazardous situation which, if not avoided, will result in death or
serious injury.

WARNING

WARNING indicates a hazardous situation which, if not avoided, could result in death or
serious injury.

CAUTION

CAUTION indicates a hazardous situation which, if not avoided, could result in minor or
moderate injury.

NOTICE

NOTICE is used to address practices not related to personal injury.

4 RS485-QM-IA-eng-IUS111610 Installation Guide

SMA America, LLC Important Safety Instructions

OtherSymbolsinthisdocument

In addition to the safety and hazard symbols described on the previous pages, the following symbol
is also used in this installation guide:

Information

Thissymbolaccompaniesnotesthatcallattentiontosupplementaryinformationthatyou
shouldknowandusetoensureoptimaloperationofthesystem.

GeneralWarnings

GeneralWarnings

All electrical installations must be done in accordance with the local and

NationalElectrical Code

®

ANSI/NFPA 70 or the Canadian Electrical Code®
CSAC22.1. This document does not and is not intended to replace any local, state,
provincial, federal or national laws, regulation or codes applicable to the installation and
use of the inverter, including without limitation applicable electrical safety codes. All
installations must conform with the laws, regulations, codes and standards applicable in
the jurisdiction of installation. SMA assumes no responsibility for the compliance or
noncompliance with such laws or codes in connection with the installation of the inverter.

For all repair and maintenance always return the unit to an authorized SMA Service
Center.

Before installing or using the RS485-Quick Module, read all of the instructions, cautions,
and warnings on the RS485-Quick Module in this installation guide.

Installation Guide RS485-QM-IA-eng-IUS111610 5

General Warnings SMA America, LLC

6 RS485-QM-IA-eng-IUS111610 Installation Guide

SMA America, LLC Table of Contents

Table of Contents

1 Information on this Manual. . . . . . . . . . . . . . . . . . . . . . . . . 9

1.1 Validity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.2 Target Group . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.3 Additional Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

1.4 Nomenclature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1 Appropriate Usage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1.1 RS485 interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1.2 Multi-function relay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.2 Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

3 RS485-Quick Module. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.1 Scope of Delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.2 Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

3.3 Interior View of the RS485 Quick Module . . . . . . . . . . . . . . . . 12

4 Preparations for the RS485 Quick Module . . . . . . . . . . . 13

4.1 Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

4.2 Checking the Country Setting via the Rotary Switches . . . . . . . 13

4.3 Configuring the RS485 Quick Module. . . . . . . . . . . . . . . . . . . 14

4.3.1 Setting the language and installation country via the rotary switch . . . . . . . 14

4.3.2 Communication via Bluetooth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

4.4 Terminating the RS485 Bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Installation Guide RS485-QM-IA-eng-IUS111610 7

Table of Contents SMA America, LLC

5 Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

5.1 Open SMA DC-Disconnect. . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

5.2 Connecting the RS485 Quick Module to the RS485 bus. . . . . 20

5.2.1 Cable Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

5.3 Preparing the cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

5.4 Installing the Cable Pipe and Introducing the Cable into the

Inverter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

5.5 Replacing Standard Quick Modules with

RS485 Quick Modules. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

5.6 Connecting the RS485 cable to the RS485 Quick Module . . . 23

5.7 Multi-function relay connection . . . . . . . . . . . . . . . . . . . . . . . . . 26

5.7.1 Connection Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

5.8 Closing the SMA DC-Disconnect and

Commissioning the Inverter. . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

6 Decommissioning and disposal . . . . . . . . . . . . . . . . . . . . 29

6.1 Decommissioning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

6.2 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

7 Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

8 Contact . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

8 RS485-QM-IA-eng-IUS111610 Installation Guide

SMA America, LLC Information on this Manual

1 Information on this Manual

1.1 Validity

This guide applies to the RS485-Quick Module (485QMUS-10-NR) for the following SMA inverters:

• Sunny Boy 2000HF‑US (SB 2000HFUS-30)

• Sunny Boy 2500HF‑US (SB 2500HFUS-30)

• Sunny Boy 3000HF‑US (SB 3000HFUS-30)

1.2 Target Group

This manual is for qualified personnel. An qualified personnel has been sufficiently trained and has
proven capabilities and knowledge relating to the construction and operation of the device. An
qualified personnel is trained to deal with the dangers and hazards involved in installing electrical
systems.

1.3 Additional Information

Detailed information regarding installation, commissioning, maintenance and troubleshooting can be
found in the inverter installation guide.

Further information about SMA America, LLC equipment is available in the download section of the
www.SMA-America.com website. Among other things, the download area contains the following
items:

• Information on communication between devices by Bluetooth Wireless Technology by
SMA America, LLC in the "SMA Bluetooth Wireless Technology" technical description

• Information on detecting a free NetID in a Bluetooth network can be found in the
Sunny Explorer user manual.

1.4 Nomenclature

In this document, SMA America, LLC, and SMA Solar Technology Canada Inc. are hereinafter
referred to as SMA.

The "RS485-Quick Module 485QMUS-10-NR" is referred to in the following as
"RS485-Quick Module".

Installation Guide RS485-QM-IA-eng-IUS111610 9

Safety SMA America, LLC

2 Safety

2.1 Appropriate Usage

The RS485-Quick Module is provided as an upgrade kit or included in the scope of delivery of the
inverter.

The RS485-Quick Module is only suitable for use with SMA inverters of type Sunny Boy 2000HF-US
/ 2500HF-US / 3000HF-US. Please also observe the installation guide of the respective inverter.

2.1.1 RS485 interface

The RS485-Quick Module allows the setup of a cable-connected RS485 communication between the
aforementioned inverters.

2.1.2 Multi-function relay

The RS485-Quick Module has a multi-function relay that can serve as a fault signaling contact,
amongst other things. The inverter will trip the fault signaling contact as soon as an error occurs.

2.2 Safety Instructions

DANGER

Danger to life due to high voltages in the inverter.

• Only qualified personnel may perform work on the inverter.

• Disconnect the inverter on the AC and DC side as described in the inverter's
installation guide.

NOTICE

Electrostatic discharges can damage the RS485-Quick Module and the inverter.

• Ground yourself before touching a component part. Touch PE or a grounded object.

10 RS485-QM-IA-eng-IUS111610 Installation Guide