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M-485B Horn Signal Controller Instructions 

 

Rev. 4/12/2022 

www.kahlenberg.com

 

 

Customer Support: 1-920-793-4507 

 

 

Table of Contents 

 

           Page 

Introduction   

 

 

Important Safety Instructions   

General Description   

 

2-3 

Package Contents 

 

 

Electrical Requirements 

 

Performance and Technical Data 

Installation 

 

 

 

4-7 

Operation 

 

 

 

7-8 

Maintenance   

 

 

Storage  

 

 

 

Reference Document List 

 

Troubleshooting 

 

 

Drawings 

 

 

 

10-15 

 

 

 

 

 

 

 

 

 

 

 

WARNING!  This instruction manual 
contains important instructions for 
operating this product.  Read this manual 
thoroughly before operating the product. 

Failure to properly follow all the 
instructions and precautions can cause 
serious injury or death. 

 

Thank you for purchasing a Kahlenberg 
Industries product.   Please contact us if you 
have any questions. 

 

Record the model and serial numbers from 
your product’s nameplate below for future 
reference: 

Model No.:_________________________ 

Serial No.:__________________________ 

Date of Purchase:____________________ 

 

 

 

 

 

 

 

 

 

Summary of Contents for M-485B

Page 1: ...TI 37575 DC ABC M 485B SIGNAL CONTROLLER FOG SIGNAL TIMER AND WHISTLE CONTROL 12 OR 24 VOLT D C WITH ILLUMINATED M 129 TWO POSITION PANEL ROCKER SWITCH INCLUDES FOG SIGNAL CODES RULE 35 FOR UNDERWAY A...

Page 2: ...ting 9 Drawings 10 15 WARNING This instruction manual contains important instructions for operating this product Read this manual thoroughly before operating the product Failure to properly follow all...

Page 3: ...ate control for automating sound signals in conditions of restricted visibility fog signals as prescribed by International Navigation Rules IMO COLREGS Part D Rule 35 The M 485B will output signals fo...

Page 4: ...rescribed in paragraphs a or b of this Rule sound at intervals of not more than 2 minutes three blasts in succession namely one prolonged followed by two short blasts PACKAGE CONTENTS The M 485B Horn...

Page 5: ...r Support 1 920 793 4507 INSTALLATION Initial Setup Internal to the M 485A there is a jumper located at position J2 on the circuit board as shown below The jumper is in this position as shipped from t...

Page 6: ...0 793 4507 To change the M 485B output to the restricted visibility codes for SAIL vessels gently pull the jumper up off the pins and move it to disconnect the jumper circuit as shown below NOTE When...

Page 7: ...75 9 52 mm thickness 1 The hole in the panel should be cut per the switch cutout depicted on drawing 3 7575 NOTE If the switch is to be used without the P548 04 mounting bezel the hole will need to be...

Page 8: ...location on J1 and install it in terminal J8 3rd terminal location right next to the existing red horn cable wire 4 Make connections according to wiring diagram 3 7597 or wiring diagram 3 7582 if the...

Page 9: ...on on the vessel is a standard single pole switch the horn should sound when it is depressed but the automated signal code will continue to sound the horn uninterrupted on the M 485B MAINTENANCE The M...

Page 10: ...B is sending current to solenoid valve but air horn is not sounding Solenoid valve body is installed backwards in air line Verify solenoid valve installation is correct An arrow on the valve body indi...

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