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TSI Incorporated VelociCalc Plus 8384, Руководство по эксплуатации и обслуживанию

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20 

Chapter 5

 

WARNING!

 

Remove the probe from excessive temperature immediately: 
excessive heat can damage the sensor. Operating temperature limits 
can be found in Appendix A (Specifications). The pressure sensor is 
protected from damage up to 7 psi (48 kPa or 360 mmHg). At higher 
pressure it can burst! 

 

Содержание VelociCalc Plus 8384

Страница 1: ...Indoor Air Quality VELOCICALC Plus Air Velocity Meter Models 8384 8384A 8385 8385A 8386 8386A Operation and Service Manual 1980321 Revision J July 2010 ENERGY AND COMFORT ...

Страница 2: ......

Страница 3: ...arranties and is subject to the LIMITATIONS stated herein NO OTHER EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR PARTICULAR PURPOSE OR MERCHANTABILITY IS MADE TO THE EXTENT PERMITTED BY LAW THE EXCLUSIVE REMEDY OF THE USER OR BUYER AND THE LIMIT OF SELLER S LIABILITY FOR ANY AND ALL LOSSES INJURIES OR DAMAGES CONCERNING THE GOODS INCLUDING CLAIMS BASED ON CONTRACT NEGLIGENCE TORT STRICT LIABILITY OR ...

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Страница 5: ...5 3 OPERATION 7 Keypad Functions 7 Common Terms 7 ON OFF Key 7 Arrow Keys 8 ENTER Key 8 Backlight Switch 8 VELOCITY FLOWRATE Key 8 PRESSURE zero Key Models 8385 8385A 8386 8386A Only 9 TEMPERATURE Key 9 HUMIDITY Key Model 8386 8386A Only 10 THERMAL PITOT Key Models 8385 8385A 8386 8386A Only 10 ACTUAL STANDARD Key 10 SAMPLE INTERVAL Key 10 SAMPLE options Key 11 Discrete Data Logging Single Point M...

Страница 6: ...Downloading Data to A Computer 15 Data Acquisition Polling 16 4 MAINTENANCE 17 Recalibration 17 Cases 17 Storage 17 5 TROUBLESHOOTING 19 Appendixes A SPECIFICATIONS 21 B DIP SWITCH SETTINGS 25 ...

Страница 7: ...8384A Model 8385 VELOCICALC Plus or 8385 Model 8385A VELOCICALC Plus articulating probe or 8385A Model 8386 VELOCICALC Plus or 8386 Model 8386A VELOCICALC Plus articulating probe 8386A 1 Carrying Case 1319156 4 AA Alkaline Batteries 1208013 1 AC Adapter optional 120 V NEMA 5 60 Hz or 230 V European CEE 7 16 50 Hz or 230 V Great Britain 50 Hz or 240 V Australian 50 Hz 2613033 2613078 800169 2613106...

Страница 8: ...ntification Figure 1 1 VELOCICALC Plus 1 Backlight Switch 5 Pressure Measurement Ports 2 Display 6 Battery Access Cover 3 Keypad 7 AC Adapter port 4 Probe Mounting Clips 8 Printer Output Communications Port 4 2 6 5 1 3 8 7 ...

Страница 9: ...sing the AC adapter the batteries if installed will be bypassed The AC adapter is not a battery charger Be sure to provide the correct voltage and frequency which is marked on the back of the AC adapter Selecting the Display Units The VELOCICALC Plus is capable of displaying the measured values in several different measurement units To change the display units on your VELOCICALC Plus refer to Appe...

Страница 10: ...ortant to set the time and date correctly otherwise date and time stamping of recorded data will not be correct This information has been set to Central Time at the factory before shipping To change the time and date press and hold both and keys during the power up sequence when the time is displayed Release the keys when the VELOCICALC Plus beeps twice You will have an opportunity to view and or ...

Страница 11: ... by turning it off and then on again If necessary refer to the Portable Printer Manual Connecting to a Computer Use the Computer Interface Cable provided with the VELOCICALC Plus to connect the instrument to a computer for downloading stored data or for remote polling Connect the 9 pin end labeled COMPUTER to the computer COM port and the other end to the data port of the VELOCICALC Plus A 9 pin t...

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Страница 13: ...imum number of test IDs is 275 Time Constant The time constant is an averaging period It is used to dampen the display If you are experiencing fluctuating flows a longer time constant will slow down those fluctuations The display will update every second but the displayed reading will be the average over the last time constant period For example if the time constant is 10 seconds the display will ...

Страница 14: ...increment to the next test ID if flow data has previously been stored in the current test ID If circle is chosen SIZE will flash on display Use keys to select size diameter then press ENTER to accept the choice and return to measuring If rectangle is chosen X SIZE will flash on display Use keys to select the x size of the duct then press ENTER to accept the choice and advance to the next dimension...

Страница 15: ... time the VELOCITY FLOWRATE key is pressed the last measurement used will be displayed For example if you were measuring flow rate switched to measuring humidity and then back to VELOCITY FLOWRATE the VELOCICALC Plus will go back to displaying flow rate If you were measuring velocity then humidity and returned to VELOCITY FLOWRATE the instrument will return to velocity PRESSURE zero Key Models 838...

Страница 16: ...nge the barometric pressure and press ENTER to accept it Then the temperature units will flash and the last temperature entered will be displayed Use the keys to change the temperature and press ENTER to accept it and return to measuring mode The ranges that can be entered are as follows Pressure 15 to 40 in Hg 381 to 1016 mm Hg 29 92 in Hg 760 mm Hg is default Temperature 80 to 400 F 62 to 204 C ...

Страница 17: ...TERVAL Key section for more details Press the SAMPLE key to start a sample The parameters that are stored are those that were turned on in the options menu as well as that on the large digits Samples will be taken at intervals that were set in the SAMPLE INTERVAL menu see the SAMPLE INTERVAL Key section for more details The display will light LOG while samples are being taken and SAMPLE will light...

Страница 18: ... Flow rate from Pressure Pressure Flow rate Press and hold the SAMPLE key to view enter or change data storage options SET lights up on the small display The velocity units light up and the large display says On or AUtO depending on how it was set previously Use to toggle between on and auto then press ENTER to accept setting and advance to next parameter The flow rate units light up and lower dis...

Страница 19: ...he test ID on the large digits Count will stay on the small digits and the large digits will change to displaying average Press STATISTICS again before the average disappears from the display to proceed to maximum and again to display minimum To Review Data Press and hold STATISTICS The VELOCICALC Plus will beep twice release the key and the test ID number will be displayed on the small digits and...

Страница 20: ...TUAL STANDARD Key section for details on setting these parameters 2 Make sure the instrument is in discrete or single point sampling mode See SAMPLE INTERVAL Key and SAMPLE options Key sections for details on how to be in discrete sampling mode 3 Press NEXT TEST to start a new test ID 4 Press VELOCITY FLOWRATE key to display flowrate 5 Press SAMPLE key and store multiple readings at the first refe...

Страница 21: ...y and everything in memory will print to the printer The display will read Send dAtA while dumping the memory If you release the key at any time other than 0 during the countdown nothing will print To stop printing at any time turn the VELOCICALC Plus off NOTE In order to print the baud rate on the VELOCICALC Plus must be set to the same as the printer default is 1200 Downloading Data to a Compute...

Страница 22: ...he instrument The values that are sent back to the computer are for those measurement types that are turned on in Sample Options menu See Setting Data Storage Options and SAMPLE INTERVAL Key sections earlier in this chapter for more details You must write their own routine program to obtain information at specific intervals from the VELOCICALC Plus The meter will only print information when the SA...

Страница 23: ...e service arrangements and to receive a Return Material Authorization RMA number To fill out an online RMA form visit TSI s website at http rma tsi com U S International TSI Incorporated 500 Cardigan Road Shoreview MN 55126 3996 Tel 800 874 2811 651 490 2811 Fax 651 490 3824 Cases If the instrument case or storage case needs cleaning wipe it off with a soft cloth and isopropyl alcohol or a mild de...

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Страница 25: ...er Low AC line voltage Correct the AC line voltage or use batteries Dirty battery contacts Clean the battery contacts Display reads CAL The VELOCICALC Plus has detected an internal fault Return to factory for service Display reads OVER The velocity pressure or temperature is too high Use an alternate method Sensible heat factor is less than 1 5 or greater than 1 5 Take heat flow data again Velocit...

Страница 26: ...cessive temperature immediately excessive heat can damage the sensor Operating temperature limits can be found in Appendix A Specifications The pressure sensor is protected from damage up to 7 psi 48 kPa or 360 mmHg At higher pressure it can burst ...

Страница 27: ...models Range Actual range is a function of actual velocity pressure duct size and K factor Temperature Models 8384 8384A 8385 8385A Range 0 to 200 F 17 8 to 93 3 C Accuracy 5 0 5 F 0 3 C Resolution 0 1 F 0 1 C Temperature Models 8386 8386A Range 14 to 140 F 10 to 60 C Accuracy 5 0 5 F 0 3 C Resolution 0 1 F 0 1 C Instrument Temperature Range Models 8384 8384A 8385 8385A Operating Electronics 40 to...

Страница 28: ...ity and barometric pressure Measurements available Sensible heat flow latent heat flow total heat flow and sensible heat factor Units measured BTU hr kW Static Differential Pressure Models 8385 8385A 8386 8386A Range 7 5 to 15 in H2O 9 3 to 28 0 mm Hg 1245 to 3735 Pa Accuracy 1 of reading 0 005 in H2O 1 Pa 0 01 mm Hg 0 02 F 0 03 C Resolution 0 001 in H2O 1 Pa 0 01 mm Hg Duct Size all models Range ...

Страница 29: ...8 mm digit height Power Requirements all models Four AA size batteries included or AC adapter optional 7 2 VDC 300 mA 4 18 watts input voltage and frequency vary depending on which adapter is used 1 Temperature compensated over an air temperature range of 40 to 150 F 5 to 65 C 2 The accuracy statement of 3 0 of reading or 3 ft min 0 015 m s whichever is greater begins at 30 ft min through 9999 ft ...

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Страница 31: ...ettings Switch Function Settings 1 Temperature OFF Degrees Fahrenheit F ON Degrees Celsius C 2 Heat Flow OFF BTU hr ON kW 3 4 Velocity Flow rate 3 ON 4 OFF m s l s 3 OFF 4 ON m s m3 hr 3 OFF 4 OFF ft min ft3 min 3 ON 4 ON m s m3 min 5 6 Pressure 5 OFF 6 ON Pa 5 ON 6 ON hPa 5 ON 6 OFF mm Hg 5 OFF 6 OFF if velocity is ft min in H2O 5 OFF 6 OFF if velocity is m s mm H2O 7 User cal adjust OFF Normal O...

Страница 32: ...rance tsi com Website www tsiinc fr Germany Tel 49 241 523030 E mail tsigmbh tsi com Website www tsiinc de India Tel 91 80 41132470 E mail tsi india tsi com China Tel 86 10 8260 1595 E mail tsibeijing tsi com Singapore Tel 65 6595 6388 E mail tsi singapore tsi com Contact your local TSI Distributor or visit our website www tsi com for more detailed specifications P N 1980321 Rev J Copyright 2010 b...

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