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BV225 Amplifier

Installation Instructions

BV225 Installation Manual issue 3

v

A

MENDMENT

 R

ECORD

P

ROPRIETARY

 N

OTICE

All data and information contained within this manual is of a 
proprietary nature with the exclusive title to the same held by 
Baldwin Boxall Communications Limited. The possession of this 
manual and the use of the information is, therefore, restricted 
only to those persons duly authorised by Baldwin Boxall 
Communications Limited.

Do not reproduce, transcribe, store in a retrieval system or 
translate into any language, any part of this manual without the 
prior permission of Baldwin Boxall Communications Limited.

In the interest of continual product development, Baldwin Boxall 
Communications Limited reserves the right to make changes to 
product specification without notice or liability. Use of Baldwin 
Boxall Communications Limited products as critical components 
in life support systems is not authorised except with express 
written approval from Baldwin Boxall Communications Limited.

Change Note 
Number

Nature of Amendment

Date of 
Amendment

DP190

Initial release: Issue 1

Oct 2010

ECR2501

Issue 2: Updated "Master" Parallel DIL SW settings   Feb 2011

ECR2768

Revised Specification

July 2013

Summary of Contents for BV225

Page 1: ...BV225 Amplifier Installation Instructions Firmware version N A Manual name BV225 Installation Manual Issue 3 ECR 2768 Date of issue July 2013...

Page 2: ...o uk Website http www baldwinboxall co uk This equipment has been designed and manufactured to conform to the following EC Standards EMC EN55103 1 Environment Classification E1 EMC EN55103 2 Environme...

Page 3: ...V225 Amplifier Specifications ___________________________2 Installation Examples Example 1 A B Dual Circuit _____________________________4 Example 2 Paralleled Outputs for Higher Power ______________5...

Page 4: ...BV225 Amplifier Installation Instructions iv BV225 Installation Manual issue 3...

Page 5: ...r translate into any language any part of this manual without the prior permission of Baldwin Boxall Communications Limited In the interest of continual product development Baldwin Boxall Communicatio...

Page 6: ...ngs Cautions and Notes Warnings describe potential threats to health or life e g Cautions describe potential threats to the equipment e g Notes are statements that are useful to the user in the contex...

Page 7: ...sented on two 3 way plug cage clamp termination connectors providing 50V or 100V output The 24V DC input is presented on a two 2 way crimp connected socket The power output stage of the amplifier is p...

Page 8: ...ensitivity and impedance 500mV 40K Input common mode rejection ratio 50Hz 20kHz Better then 40dB typically 60dB Output noise reference to rated output Better than 85dB Cross talk between amplifiers 1k...

Page 9: ...be one of two amplifiers wired as an A B Dual Circuit using a single input signal or can be paralleled with other BV225 Amplifiers to enable higher power outputs The amplifier has two paralleled input...

Page 10: ...Both Amplifiers use the same Input Signal NOTE A six way DIL switch is located on the side panel The switch does not need to be changed from factory default settings when the unit is used as an indep...

Page 11: ...pre amplifier stage of the Master unit Only one pre amplifier stage is required and this ensures the input signal to all power amplifiers is identical The 100V Line Outputs of all units are connected...

Page 12: ...BV225 Amplifier Installation Instructions 6 BV225 Installation Manual issue 3...

Page 13: ...pply is present The BV225 Amplifier is protected by an internal 15A automotive style blade fuse If the internal fuse blows when power is applied then it has suffered an internal fault and should be re...

Page 14: ...he system is under surveillance it will cause the surveillance detector to indicate a fault condition due to the gain reduction 3 2 2 Over Temperature Condition Over temperature protection is provided...

Page 15: ...m System then the system must be maintained according to the requirements of BS5839 8 4 2 BV225 AMPLIFIER ROUTINE MAINTENANCE The BV225 Amplifier amplifier module requires a minimum of routine mainten...

Page 16: ......

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