Instruction/ maintenance manual of the product NDC-3 NDC comm
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NMEA Data Combiner NDC-3-B User Manual Issue 1.31 Multiple talker interface for use with the NMEA 0183 standard. Serial-data networking of marine electronic devices / instruments Personal comp.
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NMEA Data Combiner - NDC-3-B Page 3 © 2005 Active Research Limited Contents Important Notices 4 Notices 4 Foreword 4 Introduction 4 General features 5 4 NMEA 0183 data input ports 5 An NMEA 0183 data.
Actisense™ Page 4 © 2005 Active Research Limited Important Notices The Actisense™ NMEA Data Combiner (NDC-3) is intended for use in a marine environment, primarily for below deck use. If the unit is to be used in a more severe environment, such use may be considered misuse under the seller ’s warranty .
NMEA Data Combiner - NDC-3-B Page 5 © 2005 Active Research Limited General features 4 NMEA 0183 data input ports Each NMEA 0183 input port has a priority level. This is fixed to the logical order that matches the port numbers, i.e. port 1 has the highest priority and port 4 has the lowest.
Actisense™ Page 6 © 2005 Active Research Limited Connecting devices together The basics NMEA data is transmitted from an information source such as GPS, depth sounder , gyro compass etc.
NMEA Data Combiner - NDC-3-B Page 7 © 2005 Active Research Limited 1. Four NMEA 0183 inputs. All NMEA 0183 inputs are of the differential opto- isolated type and use the unique Actisense™ low current drain circuitry (2mA @ 2.
Actisense™ Page 8 © 2005 Active Research Limited NMEA 0183 Inputs The NMEA 0183 differential opto-isolated inputs are designed to handle a variety of NMEA 0183 device output specifications.
NMEA Data Combiner - NDC-3-B Page 9 © 2005 Active Research Limited Other Connections Figure 3 – RS-232 and Battery connections Connecting to a Personal Computer The RS-232 port can be connected to a PC communications port using a cable conforming to the following specification: 1.
Actisense™ Page 10 © 2005 Active Research Limited LED Colour / Flash Count Mode / Error condition Required user response Normal operation modes The sequence below indicates a successful power-up of the NDC-3 and the commencement of data combining. Red, No flashing Start-up mode, No error No response required.
NMEA Data Combiner - NDC-3-B Page 1 1 © 2005 Active Research Limited Specifications Parameter Conditions Min. Max. Unit Supply Supply voltage 8 35 V Supply current (see note 1) Supply voltage = 12v 26 30 mA Supply voltage = 24v 16 18 mA NMEA Input voltage between +/- Logical ‘1’/stop bit -15.
Actisense™ Page 12 © 2005 Active Research Limited Active Research Limited 5, Wessex T rade Centre Ringwood Road Poole Dorset UK BH12 3PF T elephone: 01202 746682 (International : +44 1202 746682) Fax: 01202 746683 (International : +44 1202 746683) Actisense™ on the Web: For advice, support and product details E-mail: support@actisense.
An important point after buying a device NDC comm NDC-3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought NDC comm NDC-3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data NDC comm NDC-3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, NDC comm NDC-3 you will learn all the available features of the product, as well as information on its operation. The information that you get NDC comm NDC-3 will certainly help you make a decision on the purchase.
If you already are a holder of NDC comm NDC-3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime NDC comm NDC-3.
However, one of the most important roles played by the user manual is to help in solving problems with NDC comm NDC-3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device NDC comm NDC-3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
