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16 

 
 
 
 
 

 

 
 
 
 
 

 

 
 
 
 
 
 
 

A

TTACHING

 T

HE

 M

ICROPHONE

 

TO

 

THE

 MW401 

W

INDSHIELD

 

Step 3 

Carefully push the pre-amplifier through the MW401 pre-amplifier clamp until 
the de-humidifier  and 10mm of the pre-amplifier are visible.  Now tighten the 
clamp into place using the allen key provided with your kit. 

Step 4 

Attach the microphone capsule over the de-humidifier unit and then place the 
MW401 rain guard over the pre-amplifier assembly.  Fasten using the supplied 
allen key. 

Step 5 

Attach the windshield holder over the assembly and  fasten using the allen key, 
now place the windshield into position.  Finally pull the extension cable through 
the slot in the stem and screw the tripod adaptor into place. 

The KA018 uses two sealed 12V, 17 Ampere Hour, rechargeable lead acid 
batteries.  Only use the batteries supplied by Castle and always ensure if 
replaced that they are inserted with the terminals to the top. For safety 
precautions never operate the KA018 kit upside down. 
 
For safe charging of the batteries the following points must be adhered to: 
 

Only charge indoors 

Never close the KA018 case lid whilst charging 

Use only the supplied charging unit

 

 
To charge the case batteries, firstly ensure the above criteria are met. Ensure 
the Battery Disconnect Switch is ON (indicating Blue)  and insert the charging 
plug into the control box socket labelled “Charge”.  Charging both batteries 
completely, if depleted may take approximately 14 Hours.  When your charger 
unit illuminates Green then charging is complete. (Refer to the charger manual 
for more detail if required). 
 
The KA018 kit can only be powered from the external battery pack or external 
power supply connector whilst the batteries are being charged. 
 
To reduce the weight of the KA018 the kit may be powered using one battery 
only, however this may cause an unbalance when carrying the case.  The 
operational time will also reduce by approximately one half. 
 
Operational life of the batteries, on continuous use, will be approximately 6 days. 

This time will vary depending on whether the case printer and DAT are used 
during operation, and also on the initial battery charge.  Extensive use of either 
the printer or DAT machine will reduce the time the KA018 Kit will operate for, 
however the batteries may be removed and replaced whilst the KA018 is 
running and is recommended for long running applications.  
 
To replace the batteries, perform the following procedure: 
 

Unplug and remove the left side battery 

Replace and connect the charged left side battery  

Unplug and remove the right side battery 

Replace and connect the charged right side battery 

B

ATTERIES

 

A

LL

 

B

ATTERY

 R

EMOVAL

 

A

LL

 

Summary of Contents for KA018

Page 1: ...HB 1018 006 A5 Issue C NOTES...

Page 2: ...d like to become a competent person in the eyes of the law then you may like to know more about our Competent persons training courses which cover a wide variety of noise assessment tasks It is my int...

Page 3: ...tteries in the KA018 if it is not in use Do not let any conductive objects such as wire or metal scraps get into the unit Care should be taken when closing the case lid to ensure that no cables are tr...

Page 4: ...al Options 18 Trouble Shooting 18 Warranty and After Sales Service 19 Accessories 20 Technical Specifications 21 Notes 22 TECHNICAL SPECIFICATIONS Operating Voltages And Current Consumption GA131 Soun...

Page 5: ...rproof Case is part of Castle s Pro DX meter accesso ries and has been designed to allow outdoor and long term logging capabilities with optional sound recording to a Digital Audio Tape DAT recorder T...

Page 6: ...to the DAT Example Title DAT 2 Warranty and After Sales Service Castle Group Ltd design and manufacture precision instruments which if treated with reasonable care and attention should provide many y...

Page 7: ...ng Ensure the printer is ONLINE indicated by a solid GREEN LED on the top face of the printer The solid RED LED indicates the printer is OFFLINE Press the ONLINE OFFLINE key to toggle between ONLINE o...

Page 8: ...als as required Ensure that the 12V batteries are connected or alternatively if you wish to power the KA018 kit from the mains plug the power lead into the socket labelled mains or ext battery Plug yo...

Page 9: ...e the Battery Disconnect Switch is ON indicating Blue and insert the charging plug into the control box socket labelled Charge Charging both batteries completely if depleted may take approximately 14...

Page 10: ...l still be possilbe The supplied GA505 printer will operate using the power supplied from your KA018 kit as with your Pro DX Sound Level Meter The printer is only powered when print information is sen...

Page 11: ...SENSITIVE DEVICE AND VERY COSTLY Press the Power key on you Pro DX meter to turn on your instrument Once powered up you are presented with an option to calibrate your instrument by selecting YES NO P...

Page 12: ...conds 2 Press the or buttons to set the current year Press the CLOCK SET button when the correct year is selected 3 Repeat step 2 to set the current Month Date Day Hour Minute and Seconds The display...

Page 13: ...d stops if the noise source is fluctuating around the set threshold level 12 PRO DX SETUP FOR DAT RECORDING DAT To ensure validity of the recorded data it is necessary to record a reference tone on th...

Page 14: ...depth information on range selection 10 DAT REFERENCE TONE CONTINUED DAT PRO DX RANGE SETUP SOUND METER A microphone hears all frequencies equally whereas a human ear hears some frequencies better th...

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