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Product Registration

Please register your product via the online form at www.actisense.com/support/
prodreg.

Your product package includes a unit serial number. The serial number is six 
digits long and can be found below the barcode on the label. Your registration 
will assist Actisense Support to link your product to your details, simplifying any 
future assistance you may require.

Product Guarantee

All Actisense products are provided with a 3 year guarantee as standard.  To 
activate the 5-year guarantee offered with this product please complete 
product registration either online at www.actisense.com/support/prodreg or 
by completing and returning the warranty card supplied in the box with the 
product. 

If you suspect that the unit is faulty please refer to the Troubleshooting Section 
of the User Manual before contacting support.

It is a requirement of the guarantee that all installations of electronic equipment 

follow  the  NMEA  0400  specification.  Any  connection  to  a  battery  or  power 

supply must meet the mandatory essential safety requirements that may be 
imposed by local regulatory agencies.

Actisense products are intended for use in a marine environment, primarily for 
below deck use. If a product is to be used in a more severe environment, such 
use may be considered misuse under the Active Research Ltd guarantee. 

Important Notices

The device to which this manual relates complies with the Electromagnetic 
Compatibility requirements according to EN60945. The unit should always 
be used in conjunction with appropriately approved, shielded cable and 
connectors as per NMEA 0400 to ensure compliance. A declaration of 
conformity is available for download at www.actisense.com.

If the device to which this manual relates is to be installed within five metres 

of a compass, please refer to the ‘Compass Safe Distance’ section in the 

‘Technical Specifications’ table.

Trademarks and Registered Trademarks

Actisense

®

 and the Actisense logo are registered trademarks of Active Research 

Limited (Ltd). All other trademarks are the property of their respective owners.

The NMEA

®

 name and NMEA logo are copyright held by the NMEA. All uses in 

this manual are by permission and no claim on the right to the NMEA name or 
logo are made in this manual.

Fair Use Statement

The contents of this manual may not be transferred or copied without the 
express written permission of Active Research Ltd.

Copyright © 2016 Active Research Ltd. All rights reserved.

Professional

 

 NMEA 0183 Buffer

Quick Start Guide

PRO-BUF-1

®

Issue 1.00

Active Research Ltd 

Unit 5, Wessex T

rade Centre

Ringwood Road

Poole, Dorset

UK, BH12 3PF

Tel: +44 (0)1202 746682

Email:

[email protected]

Web: 

www.actisense.com

Before getting started

The wire colours used in this quick start guide are in accordance with 

the  NMEA  0183  specification  (v.4.10,  June  2014)  and  are  for  illustration 

purposes only.  Please ensure you check the wiring colours in the installation 
instructions for the devices you wish to interface to the PRO-BUF-1.

Introduction & Features

PRO-BUF-1 is reliable, robust and provides isolation on all inputs and outputs 
as standard. With two NMEA 0183 inputs, twelve NMEA 0183 outputs, a bi-
directional serial port and an Ethernet port, the PRO-BUF-1 is a perfect solution 
for larger leisure vessels and commercial shipping.

Designed to suit the majority of NMEA 0183 systems and ready to go ‘out of 

the  box’  The  manually  configurable  basic modes  of  operation include  buffer 
modes, autoswitch modes, and combine modes. For all other configurations, 
leaving the mode inputs floating selects the ‘User Configuration Mode’.   2-part 

pluggable connectors that allow use of screw or screwless terminals, and a 
professional DIN rail mounting mechanism. Helpful LEDs indicate power, data 
in, data out and the alarm status to aid diagnostics.

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ld

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ld

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Technical Accuracy

To the best of our knowledge the information contained in this document was 
correct at the time it was produced. Active Research Ltd cannot accept liability 
for any inaccuracies or omissions.  

The products described in this manual and the specifications thereof may be 

changed without prior notice. Active Research Ltd cannot accept any liability 
for differences between the product and this document. To check for updated 

information and specifications please check actisense.com. 

Active Research Ltd will not be liable for infringement of copyright, industrial 
property rights, or other rights of a third party caused by the use of information 
or drawings described in this manual.

Product Disposal

Please dispose of this product in accordance with the WEEE Directive. The 
product should be taken to a registered establishment for the disposal of 
electronic equipment.

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