Simrad AR77, AR68 Instruction Manual
INSTRUCTION MANUAL
Simrad AR68/AR77
Analog repeaters
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Simrad AS makes every effort to ensure that the information contained within this
document is correct. However, our equipment is continuously being improved and
updated, so we cannot assume liability for any errors which may occur.
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The equipment to which this manual applies must only be used for the purpose for which
it was designed. Improper use or maintenance may cause damage to the equipment or
injury to personnel. The user must be familiar with the contents of the appropriate
manuals before attempting to operate or work on the equipment.
Simrad AS disclaims any responsibility for damage or injury caused by improper
installation, use or maintenance of the equipment.
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© 2002 Simrad AS
The information contained within this document remains the sole property of Simrad AS.
No part of this document may be copied or reproduced in any form or by any means, and
the information contained within is not to be communicated to a third party, without the
prior written consent of Simrad AS.
Instruction manual
20220927 / D 1
Instruction manual
AR68/AR77 Analog repeaters
This manual is intended as a reference guide for operating
and correctly installing the AR68 and the AR77 Analog
Repeaters.
Please take time to read this manual to get a thorough
understanding of the system components and the
connection to external equipment.
Simrad AR68/AR77 Analog repeater
2 20220927 / D
Document revisions
Rev Date Written by Checked by Approved by
A 03.01.01 NG VP TR
B 02.04.01 NG TR
C 21.11.01 AEET VP TR
D 26.02.02
Document history
Rev. A First issue.
Rev. B Product name changed from SR77 to AR77.
Rev. C Description for AR68 included.
Rev. D Technical description updated. Minor revisions to other pages
To assist us in making improvements to the product and to this manual, we would
welcome comments and constructive criticism. Please send all such - in writing to:
Simrad Egersund AS
N
yåskaien
P.O. Box 55
N
-4379 Egersund, Norwa
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or by e-mail to:
simrad.documentation@simrad.com
Instruction manual
20220927 / D 3
Contents
1 INTRODUCTION ............................................................... 5
2 TECHNICAL SPECIFICATIONS........................................... 6
2.1. Physical .......................................................................................................... 6
AR68......................................................................................................................... 6
AR77......................................................................................................................... 6
2.2. Electrical ........................................................................................................ 6
2.3. Environment................................................................................................... 7
2.4. Operational features ....................................................................................... 7
AR68......................................................................................................................... 7
AR77......................................................................................................................... 7
3 OPERATION.................................................................... 10
3.1. Dimmer button ............................................................................................. 10
3.2. Defining input signal.................................................................................... 10
4 INSTALLATION............................................................... 11
4.1. General information ..................................................................................... 11
4.2. Location of the unit...................................................................................... 11
4.3. Mechanical installation ................................................................................ 11
Bulkhead mounting................................................................................................. 11
Panel mounting .......................................................................................................12
4.4. Electrical installation ................................................................................... 12
4.5. Commissioning ............................................................................................ 13
5 FAULT FINDING.............................................................. 14
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