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Summary of Contents for TSI Incorporated VelociCalc Plus 8384
- Page 1 ENERGY AND COMFORT Indoor Air Quality Plus ® ELOCI Air Velocity Meter Models 8384/8384A/8385/ 8385A/8386/8386A Operation and Service Manual 1980321, Revision J July 2010...
- Page 3 Copyright TSI Incorporated / August 2000–2010 / All rights reserved. Address TSI Incorporated / 500 Cardigan Road / Shoreview, MN 55126 / USA Fax No. (651) 490-3824 LIMITATION OF WARRANTY AND LIABILITY (effective July 2000) Seller warrants the goods sold hereunder, under normal use and service as described in the...
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Page 5: Table Of Contents
CONTENTS Chapters 1. UNPACKING AND PARTS IDENTIFICATION ....... 1 Parts Identification ................2 2. SETTING-UP ................... 3 Supplying Power to the V Plus ........3 ELOCI Installing the Batteries ............... 3 Using the Optional AC Adapter ..........3 Selecting the Display Units ............. 3 Using The Telescoping Probe ............ - Page 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...
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Page 7: Chapters
Chapter 1 Unpacking and Parts Identification Carefully unpack the instrument and accessories from the shipping container. Check the individual parts against the list of components in Table 1-1. If anything is missing or damaged, notify TSI immediately. Table 1-1: List of Components Part / Item Description Model... -
Page 8: Parts Identification
Parts Identification Figure 1-1: V Plus ELOCI 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 Chapter 1... -
Page 9: Setting-Up
Chapter 2 Setting-up Supplying Power to the V Plus ELOCI The V Plus can be powered in one of two ways: four size AA ELOCI batteries or the optional AC adapter. Installing the Batteries Insert four AA batteries as indicated by the diagram located on the inside of the battery compartment. -
Page 10: Extending The Probe
Extending the Probe To extend the probe, hold the handle in one hand while pulling on the probe tip with the other hand. Do not hold the cable while extending the probe as this prevents the probe from moving. Retracting the Probe To retract the probe, hold the handle in one hand while pushing on the probe tip with the other hand. -
Page 11: Connecting The Optional Portable Printer
Connecting the Optional Portable Printer To connect the printer to the V Plus, locate the Printer Interface ELOCI Cable (supplied with the optional printer) and connect the 9-pin end labeled “PRINTER” to the printer and the other end to the data port of the Plus. -
Page 13: Operation
Chapter 3 Operation Keypad Functions When pressing the keys on the front panel, the V Plus will beep ELOCI to confirm the function. If you press a key and the V Plus does ELOCI not beep, then the V Plus does not allow that function during the ELOCI selected mode. -
Page 14: Arrow () Keys
Arrow () Keys Press to scroll through choices while setting a parameter. ENTER Key Press to accept a value or condition. Backlight Switch Slide the switch in the upward position to turn on the backlight. The backlight switch is marked in the international symbols ‘|’ for on and ‘O’ for off. -
Page 15: Pressure (Zero) Key (Models 8385/8385A/8386/8386A Only)
new value which can be adjusted from 0.01 to 999.9. Use the to choices, then press ENTER to accept the choice. scroll through the K NOTE: This measurement can only be made with the thermal anemometer sensor, not the Pitot tube. •... -
Page 16: Humidity Key (Model 8386/8386A Only)
HUMIDITY Key (Model 8386/8386A Only) Press to toggle between displaying % relative humidity, dew point temperature, and wet bulb temperature on the large digits. (The first time that the button is pushed it will display the last measurement type that was displayed.) NOTE: To display accurate wet bulb temperature, the correct barometric pressure must be entered. -
Page 17: Sample (Options) Key
NOTE: To operate the instrument in discrete data logging (or single point) mode, the logging interval must be set to OFF. To operate the instrument in continuous data logging mode, the logging interval must be set to something other than OFF. SAMPLE (options) Key Discrete Data Logging (Single Point Measurements) SAMPLE... - Page 18 humidity and temperature. Table 3.1 shows what measurements are stored automatically when a specific measurement type is on the display. Table 3.1: Measurement Types Stored When SAMPLE is Pressed Displayed Measurement Measurement Types Automatically Type Stored Thermal Velocity Velocity Pitot Velocity Velocity, Pressure Temperature Temperature...
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Page 19: Next Test (Clear) Key
NEXT TEST (clear) Key Press to advance to the next test ID. If the current test ID does not have anything stored, it will not advance to the next test ID. To clear the last sample, press and hold the key and the display will begin a countdown from 5 to 0. -
Page 20: Heat Flow Key (Model 8386/8386A Only)
HEAT FLOW Key (Model 8386/8386A Only) In order for the V Plus to calculate heat flow, the flow rate, ELOCI temperature, and humidity need to be recorded at one location before the heating (or cooling) source and one location after the source. The data at these locations must be stored in two sequential test IDs. -
Page 21: Printing Data Using The Portable Printer
To record readings of heat flow over time, proceed as above with steps 1-11 and then follow the steps below. SAMPLE 1. Change from discrete to continuous data logging (See INTERVAL Key SAMPLE (options) Key sections for details on how to change to continuous sampling mode). -
Page 22: Data Acquisition (Polling)
Data Acquisition (Polling) The V Plus is designed to allow you to perform polling through ELOCI the use of a computer. To do this your computer must be hooked up and in terminal mode and the baud rate for the computer and the V Plus ELOCI must be set to the same value. -
Page 23: Maintenance
TSI’s offices or your local distributor to make 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... -
Page 25: Troubleshooting
Chapter 5 Troubleshooting Table 5-1 lists the symptoms, possible causes, and recommended solutions Plus. If your for common problems encountered with the V ELOCI symptom is not listed, or if none of the solutions solves your problem, please contact TSI. Table 5-1: Troubleshooting the V Plus ELOCI... - Page 26 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! Chapter 5...
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Page 27: Specifications
Appendix A Specifications Specifications are subject to change without notice. Velocity From Thermal Sensor (all models): Range: 0 to 9999 ft/min (0 to 50 m/s) 1&2 Accuracy ±3% of reading or ±3 ft/min (±0.015 m/s), whichever is greater Resolution: 1 ft/min (0.01 m/s) Velocity From a Pitot Tube (Models 8385/8385A/8386/8386A): Range 250 to 15500 ft/min (1.27 to 78.7 m/s) - Page 28 Instrument Operating Conditions: Altitude up to 4000 meters Relative humidity up to 80% RH, non-condensing Pollution degree 1 in accordance with IEC 664 Transient over voltage category II Relative Humidity (Models 8386/8386A): Range: 0 to 95% RH : ±3% RH Accuracy Resolution: 0.1% RH Wet Bulb Temperature (Models 8386/8386A)
- Page 29 Time Constant (all models): Intervals: 1 sec, 2 sec, 5 sec, 10 sec, 15 sec, 20 sec Response Time (all models): Velocity: 200 msec Temperature: 2 minutes (to 66% of final value) Pressure: 0.1 msec Humidity: < 1 minute (to 66% of final value) External Meter Dimensions (all models): 4.2 in.
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Page 31: Dip Switch Settings
Appendix B DIP Switch Settings To access the DIP switched, remove the batteries from the battery compartment. On the inside of the battery compartment, there is a window with eight DIP switches (see Fig. B-1). The table below shows the functions for each switch. - Page 32 TSI Incorporated – 500 Cardigan Road, Shoreview, MN 55126 U.S.A Tel: +1 800 874 2811 E-mail: Website: answers@tsi.com www.tsi.com Tel: +44 149 4 459200 E-mail: tsiuk@tsi.com Website: www.tsiinc.co.uk France Tel: +33 491 11 87 64 E-mail: Website: tsifrance@tsi.com www.tsiinc.fr Germany Tel: +49 241 523030...
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