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1450 First Ave.  

 

   

 

 

Page 1 of 10 

Chippewa Falls, WI 54729 
(800) 283-1141 or (715) 723-1141 
Fax: (715) 723-7890 

[email protected]

 

 

 

DA40T User Manual 

 

   

 

Pacer Instruments, Inc 

Rev 1.0 

 

 

www.pacer-instruments.com

 

11-Aug-2007 

 

 

Phone:  1-800-283-1141 

 

 

 

 

 

Model DA40T 

 

 

User Manual 

 
 
 
 

Summary of Contents for DA40T

Page 1: ... Chippewa Falls WI 54729 800 283 1141 or 715 723 1141 Fax 715 723 7890 sales pacer instruments com DA40T User Manual Pacer Instruments Inc Rev 1 0 www pacer instruments com 11 Aug 2007 Phone 1 800 283 1141 Model DA40T User Manual ...

Page 2: ...es Inc 1450 First Avenue Chippewa Falls WI 54729 PH 715 723 1141 FX 715 723 7890 Please include a note with name address telephone number and description of the problem Although we provide assistance on Pacer products both personally and through our literature it is still the total responsibility of the customer to determine the suitability of the product for use in their application This manual i...

Page 3: ...mperatures up to 210 F 98 9 C at the probe and durability Optional special purpose temperature only probes may be purchased from factory SECTION 1 SPECIFICATIONS Range APT275 probe 40 7800 FPM 0 2 40 0 MPS APT100 probe 60 6800 FPM 0 3 35 0 MPS Temperature Either velocity probe 22º to 212ºF 30º to 100ºC Temperature Optional temperature only probes 139º to 392 0ºF 95º to 200 0ºC Accuracy Air Velocit...

Page 4: ...able longer than 5 Model 3836 specify length Extra extension rod PN 5001 rigid PN 5002 flexible Special purpose temperature probes PT201T PN 6332 GP immersion probe PT202T PN 6334 air temperature probe PT203T PN 6335 surface probe Included 1 piece probe head choice of APT100 or APT275 3 pieces PN 5001 rigid extension rod 1 piece PN 5002 flexible extension rod 1 piece PN 3836 5 ft connection cable ...

Page 5: ...nt value It will update every two seconds with average of the preceding two seconds 16 SEC Pressing 16 SEC key sets measurement period to sixteen seconds The display will show 16 S for 16 sec then a measurement value It will update every two seconds with average of the preceding sixteen seconds MAX MIN Pressing MAX MIN key displays the highest reading since turn on for air velocity or temperature ...

Page 6: ...75 or 1 00 indicating that the APT275 or APT100 probe respectively is attached Replace batteries if symbol shows during usage 4 Press FPM MPS key if needed to display desired units Place probe in the air stream with the axis or direction arrow if present in the direction of the airflow To calculate CFM see APPENDIX E 5 To correctly measure the air velocity from a large duct set unit to 16 SEC mode...

Page 7: ...rst minimum reading to be replaced at B B 1st MIN at B is the lowest yet and will be registered as velocity increases C This 2nd higher MAX at C will register as the velocity decreases replacing 1st MAX D This 2nd MIN at D is higher than the MIN already registered and will be ignored E This 4th MIN at E is lower than the 1st MIN registered at B and will replace it F The zero crossing at F does not...

Page 8: ...54729 800 283 1141 or 715 723 1141 Fax 715 723 7890 sales pacer instruments com DA40T User Manual Pacer Instruments Inc Rev 1 0 www pacer instruments com 11 Aug 2007 Phone 1 800 283 1141 APPENDIX C LCD DISPLAY SYMBOLS APPENDIX D CHANGING BATTERIES ...

Page 9: ...ctional area In circular ductwork this cross section area equals the radius squared times π 3 14 R x R x 3 14 A cross sectional area To convert an area calculated in square inches to an area calculated in square feet which is required for the Volume Flow equation above divide by 144 area in sq in 144 area in sq ft Example The air duct is rectangular the width is 24 in and the height is 12 in The a...

Page 10: ... 10 of 10 Chippewa Falls WI 54729 800 283 1141 or 715 723 1141 Fax 715 723 7890 sales pacer instruments com DA40T User Manual Pacer Instruments Inc Rev 1 0 www pacer instruments com 11 Aug 2007 Phone 1 800 283 1141 Notes ...

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