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© 2011 Gastech Australia Pty Ltd 

 

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WARRANTY STATEMENT 

1.

 

Consumers have the benefit  of conditions and warranties  implied by the  Trade Practices Act  1974 (TPA) 
and  similar  provisions  of  State  and  Territory  enactments  and  nothing  in  these  conditions  is  intended  to 
exclude,  restrict  or  modify  any  statutory  obligation  of  GASTECH  AUSTRALIA  PTY  LTD  (Company)  if  that 
cannot lawfully be effected. 

2.

 

This warranty relates only to Equipment manufactured and services supplied by the Company, its related 
corporations  and  subsidiaries.  Equipment  or  any  part  thereof  which  is  returned  to  the  Company, 
transportation prepaid, within 27 months from the date of dispatch from the Company’s premises or 24 
months  from  the  date  of  shipment  to  the  ultimate  user  (whichever  occurs  first)  and  is  found  by  the 
Company,  after  examination,  to  be  defective  in  workmanship  or  materials,  will  be  either  repaired  or 
replaced as determined by the Company, free of charge. The terms of this paragraph apply unless stated 
otherwise in this instruction manual. 

3.

 

This warranty does not apply to: 

a)

 

replacement  or  repairs  which  are  required  as  a  results  of  improper  installation,  misuse, 
maladjustment modification or lack of routine maintenance by others; 

b)

 

items  subject  to  deterioration  or  consumption  in  normal  service,  that  is,  those  which  must  be 
cleaned, repaired or replaced routinely such as (but not limited to) lamps, bulbs and fuses, pump 
diaphragms and valves, absorbent cartridges, filter elements and batteries; or 

c)

 

goods,  materials  or  parts  supplied  or  manufactured  by  unrelated  third  parties  and  provided  to 
the Purchaser at the specific request of the Purchaser and such goods, materials or parts will be 
repaired or replaced only to the extent of the original suppliers warranty. 

4.

 

Should the Company be liable for breach of a condition or warranty (other than the pursuant to section 69 
of the TPA) implied by Division 2 of Part V of the Act (other than that implied by section 69 of the TPA) the 
liability of the Company for such breach shall, subject to section 68A(2) of the TPA, be limited to one of 
the following as determined by the Company. 

a)

 

the replacement of the Equipment or the supply of equivalent Equipment-, 

b)

 

the payment of the cost of replacing the Equipment or of acquiring equivalent Equipment.  

5.

 

Subject to Clauses 2 and 4 and any legislation to the contrary: 

a)

 

representatives  and  agreements  not  expressly  contained  herein  shall  not  be  binding  upon  the 
Company  as  conditions,  warranties  or  representations;  all  such  conditions,  warranties,  and 
representations on the part of the Company, whether express or implied, statutory or otherwise, 
whether collateral or antecedent or otherwise are hereby expressly negatived and excluded; 

b)

 

the Company shall be under no liability to the Purchaser for any loss (including but not limited to 
loss of profits and consequential loss) or for damage to persons or property or for death or injury 
caused  by  any  act  or  omission  (including  negligent  acts  or  omissions)  of  the  Company  or  the 
Company’s agents, wherever occurring, arising from the subject matter of this agreement; 

c)

 

the Purchaser shall indemnify the Company against any claims made against the Company by any 
third party in respect of any such loss, damage, death or injury as is set out in sub-paragraph b) 
hereof; the Purchaser further agrees to indemnify the Company against all losses and  expenses 
which  the  Company  may  suffer  or  incur  due  to  the  failure  of  the  Purchaser  fully  to  observe  its 
obligations under this contract; and 

d)

 

no warranty is given and no responsibility is accepted by the Company to ensure the Equipment 
supplied  complies  with  any  statutory  requirements  relating  to  the  marketing  of  goods. 
Compliance with such legislation shall be the sole responsibility of the Purchaser. 

e)

 

the  Company  specifically  denies  any  liability  for  the  overall  performance  of  any  plant  or  the 
results of any process with which the Equipment is integrated. 

 

 

 

 

 

 

Summary of Contents for GTA-VSD20i

Page 1: ...t 61 8 6108 0000 e info gastech com w gastech com GTA VSD20i Digital Ventilation Fan Controller System OPERATOR S MANUAL ...

Page 2: ...GTA VSiTM Digital Ventilation Fan Controller System Part Number 73 8010 Manual Revision v1 0 12 August 2014 ...

Page 3: ... From Gas Sensors and Connection to Fan System 11 3 1 4 Connections To Relay Switched Functions 12 4 System Operation 13 4 1 System Commissioning 13 4 2 Running The System 13 4 2 1 Enabling a Channel HMI required 13 4 2 2 Entering the Setup Password HMI funcion 13 4 2 3 Normal Input Signal Operation 13 4 2 4 Fault Signal Indication 13 4 2 5 Fan Control Alarm Relays 14 4 2 6 Variable Speed Enable S...

Page 4: ...es registration in the United States only and the TM is in Australia registrations may not have been issued at present in other countries All other product names and logos are trademarks of their respective owners DISCLAIMER Under no circumstances will GasTech Australia be liable for any claims losses or damages resulting from or arising out of the repair or modification of the equipment by a part...

Page 5: ...erform all needed repairs to restore the instrument to full operating condition including reactivation or replacement of all out of warranty electrochemical cells You may send the unit freight prepaid to GasTech Australia Pty Ltd 24 Baretta Rd Wangara 6065 Western Australia Attn Service Department Enclose the copy of your contact details Pack the instrument and all its accessories preferably in it...

Page 6: ...e TPA implied by Division 2 of Part V of the Act other than that implied by section 69 of the TPA the liability of the Company for such breach shall subject to section 68A 2 of the TPA be limited to one of the following as determined by the Company a the replacement of the Equipment or the supply of equivalent Equipment b the payment of the cost of replacing the Equipment or of acquiring equivalen...

Page 7: ...is manual particularly those concerning installation operation and maintenance be read understood and followed Notices are used in this operator s manual to alert you to hazardous conditions to person or instrument and to notify you of additional information This operator s manual uses the following notices NOTE Notifies you of additional information CAUTION Notifies you of potential damage to equ...

Page 8: ...ting together to form the desired system The components are The main controller optional extender Modules and an optional Graphical Display The main control module is supplied factory pre configured and will operate independently without the HMI unit connected The HMI is available as an option for systems where changes need to be made to the channel operations of the system and or visualisation of...

Page 9: ... There are a number of additional features on the main controller but these are used for factory programming and test and do not need to be included in user applications The Run Stop switch must be in the Run position for the controller code to function Signals X0 to X7 are not used in the GTA VSD20i system Connection to these terminals is not required 4 20mA Inputs channels 1 3 4 20mA Input chann...

Page 10: ...ce the chance of wires becoming loose The retaining clip is at the bottom of the housing To secure the controller to DIN rail pull down the clip place it onto the rail and gently push it up To remove the unit pull the retaining clip down with a flat screwdriver and gently remove it from the DIN rail The optional HMI unit is designed for panel mounting A mounting kit with gasket is provided to allo...

Page 11: ...Page 9 2011 Gastech Australia Pty Ltd Main Control Unit Front Panel See following section and wiring diagrams for information on connecting to the controller terminals ...

Page 12: ...ed on the requirements of the application The diagrams below serve as a guide for such systems Connectors on the modules are marked to indicate function and pin function 3 1 1 Power Connections Main Control Unit Extender Module and HMI 3 1 2 Power Supply Considerations The power input to the main control modules and HMI is DC When configuring a system using the modules please note the following po...

Page 13: ...Page 11 2011 Gastech Australia Pty Ltd 3 1 3 Connections From Gas Sensors and Connection to Fan System For sensor connection details please refer to the individual sensor user manuals ...

Page 14: ...ed at 1 5A each resistive Maximum voltage on each contact is 30VDC or 250VAC The relay common terminal is rated 5A maximum If the relays are being used to switch inductive loads such as contactors motors or lamps directly the contacts are rated 20WDC 100WAC maximum If in doubt please contact GasTech Australia ...

Page 15: ...en stored for a long time or stored in extremes of temperature the settling time of the sensors may be longer than the 60 seconds resulting in a period where the signals into the controller are seen as measured gas concentrations The result of this is hat connected fan systems will activate until the sensors stabilise to their normal base line condition If this is likely to cause a problem with th...

Page 16: ...ignal is used in conjunction with the 0 10VDC output drive signal to control the fan speed during its on cycle 4 2 7 Fan Control Voltage The main control unit produces a control voltage signal that can be connected to fan controller units to allow the fans to be driven at variable rates The control voltage range is the industry standard 0 10VDC The 0 10VDC is scaled such that 0V represents 8ppm of...

Page 17: ...Page 15 2011 Gastech Australia Pty Ltd 5 System Characteristics ...

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