Frequently Asked Questions

Sensor Detailed Information and Troubleshooting Tips

All Frequently Asked Questions

My Motion Detector gives noisy readings or will not work at more than 2 m. What can I do about this?
Can I use 2 motion detectors with my Vernier Interface?
Can I use the PASCO Radiation Monitor with the ULI or LabPro?
Can the PSL (Team Labs) Rotary Motion Probe be used with my Vernier equipment?
Can LabVIEW be used with Vernier interfaces?
Can I use my Mac interface on a PC?
Where do I go to download the latest update for Logger Pro?
Is TI-Graph Link network compatible?
I am having problems doing long-term experiments
We currently use Graphical Analysis 2 (or 2.1, Windows or Macintosh) in our school. I would like to upgrade to the new Graphical Analysis 3 software. What is the order code and cost for this upgrade?
Where can I get information about borrowing CBLs or calculators for a workshop? Where can I get the names of workshop instructors?
Is it possible to log data from an original CBL directly to the computer without using a TI calculator?
Can I load DataMate, Physics and Chembio on my calculator together?
Should I get a Motion Detector or a CBR?
I am using your Heart Rate Monitor with the earclip. What can I do to improve the results I am getting with this sensor?
What is the input impedance of the Current and Voltage Probe System (CV-BTA or CV-DIN)?
Where do I get pH Storage Solution? (Buffer Storage Solution)
Suggestions for using the Dissolved Oxygen Probe.
What can you tell me about the eProbe software and probes for the eMate system?
Why should I buy from Vernier Software? What do you offer over your competitors?
Does Vernier sell a weather station?
Can I use a PASCO motion detector with the LabPro, CBL, or ULI interfaces?
Can you create new match files for Logger Pro?
What kind of values for the acceleration due to gravity do you get using a motion detector?
Can I install Logger Pro 3 to run from a network location?
Can not find interface on Power Mac. (PowerBook 3400, G3 and PowerMac 4400, 5200, 5400, 5500, 6360, 6400, 6500, G3, Mac Clone PowerBase 200)
Can I use a ULI with batteries, away from AC power?
Trying to run an MS-DOS program from Windows 95 or Windows 98.
Grant Resources
Where can I find technical specs for your sensors?
What is a heat pulser and what do I need to use one? If I have an old Heat Pulser can it be modified to work with LabPro?
Will the PASCO Rotary motion sensor (CI-6538) work on a ULI or LabPro?
Can I use your equipment for a bridge-building contest?
Can I use the PASCO Free Fall Adapter with the ULI, LabPro, or LabQuest?
How do I connect my ULI to a Windows computer that does not have a serial port?
Graphical Analysis (pre 3.0), running on a WIN NT machine, will only import 1 list at a time, accompanied by a COM #16 Error.
Printing problems with Logger Pro 2.x for Windows
Can I use the DCU with the CBL 2 or LabPro?
What is your site license policy?
I am performing an experiment that requires both positive and negative voltages to be measured. When using your ULI with a Voltage Probe, it only reads 0 to 5 volts. What can I do to measure both positive and negative voltages?
Is it possible to print the displayed interpolation on a graph?
Are the Windows and Mac experiment files the same? Can you create a file on one platform, then open it with Logger Pro on the other platform?
When I setup an experiment using Chembio, the program does not allow me to collect data faster than 0.1s/sample. Is there a way around this?
Why do the Chembio and Physics calculator programs crash when run on my TI-89 or TI-92 Plus?
What do I need to do in order to measure the magnetic field around appliances?
How do I calibrate a MPLI Motion Detector?
I am having trouble using a Motion Detector and a Force Sensor at the same time on my MPLI.
How do I free up memory on a calculator to collect more CBL data when using the PHYSICS program?
Why won‘t my ULI II recognize the motion detector?
How can I combine two or more data files when using your Graphical Analysis for Windows software?
What are the units (of pressure) that you use with your microphones?
Where can I get replacement Turbidity cuvettes or standards?
Is LabPro compatible with your older software, DataLogger, ULI Timer, and MacMotion (running on an old Mac)?
Can I use older sensors with LabPro or other new interfaces?
What is the best procedure to get a clean sine wave when using a tuning fork with the microphone?
How do you use the Thermocouple to measure very low temperatures?
General tips for using Ion Selective Electrodes (ISE).
How do you change the bin size of an FFT in Logger Pro?
Can I use Pasco Educational Spectrophotometer with Vernier equipment?
When using Logger Pro 2.0 for Windows the program is unable to detect the connected LabPro using the USB cable. What is the problem?
How do I get Graphical Analysis or Logger Pro to print the entire data table and not just part of it?
Why don‘t ChemBio, Physics, and PhySci work properly with my autoID Sensors?
How do I prevent my LabPro interfaces from being stolen??
What make and model of computer do you recommend? Should I buy a Mac or a PC?
What is the diference between your accelerometers?
Can you tell me the difference between the Dual Range Force Sensor and the Student Force Sensor?
How can I provide power for my interface when used in the field for long-term data collection?
Do you have extenders for BTA or BTD sensors?
Voltage Probe does not read correctly on LabPro.
What is the pinout for your LabPro connectors?
Can you use Pasco adiabatic gas apparatus with Vernier interfaces?
Does the Pasco ME-6810 Time of Flight Accessory work with ULI, LabPro, and LabQuest?
What are the nominal gain settings for the Instrumentation Amplifier (order code INA-DIN)?
I am using the Respiration Monitor Belt with Logger Pro. Why does the program always report the respiration rate as zero?
What is the best way to clean the glass bulb of the pH electrode?
Why can�t my Macintosh computer locate the LabPro when connected with a USB cable?
Can I use a longer cable, either serial or USB, to extend the distance between my interface and the computer?
Why after installing Logger Pro 2.1 in Windows 98 does my USB work intermittantly or not at all?
What is the highest rate of rotation for the Rotary Motion Sensor?
How can I write my own programs for LabPro?
Is there a problem using an MPLI microphone with LabPro?
I have the Logger Pro software. How do I put it onto floppy disk to install it on computers without CD ROM drives?
How can I keep my pH or ORP storage solution from spilling when the sensor is in use?
The pH electrode I have been using no longer seems to work. Is there anything I can do to fix it?
I am using Precision Timer (MS-DOS). Why does the program stop timing as soon as I tell it to start?
Why do I get forces peaking at different times when performing the ILD Newton‘s 3rd Law Collision experiment with a LabPro and Logger Pro 2?
Why does my PSL/Team Labs Rotary Motion sensor not read correctly when using Logger Pro?
Are LabPro and Logger Pro compatible with Windows 3.1?
How do you get rid of bootup error message like c:\windows\system\vmm32\windrvr.vxd could not be found after mistakenly installing USB drivers to Win 95 PC?
Logger Pro for Windows is unable to locate the LabPro interface. What should I do?
Why do I get multiple points when I pass an object through a homemade photogate when using a homemade photogate adapter (HMP-BTD)?
What is the repair policy on calculators, CBLs, and Graph Link cables?
Do you know of a good case for carrying LabPros, calculators, and/or sensors?
Where can you purchase the ProTek Model 303 power supply mentioned in Physics with Computers/Calculators?
What sampling rates are supported by LabPro?
I‘ve got a pre 2.1.1 version of Logger Pro for Windows. When I run the program and try to use the Sensor Setup dialog, the program crashes. How do I fix this?
I get the message "This file cannot run properly with this hardware interface!" when I open an experiment file in Logger Pro. What is wrong?
What is the best way to arrange the Dual Range Force Sensor and PASCO masses on the same dynamics cart?
How do you display the degree symbol and other special characters in Graphical Analysis or Logger Pro?
Do you sell ISE Standards?
Do you sell Conductivity Standards?
Do you sell the DO Calibration Solution (sodium sulfite)?
Can I use Vernier sensors with PASCO interfaces? (or vice versa)
DataMate crashes during data collection after running the PHDERIVS program on my TI-89 or TI-92 plus graphing calculator.
Which versions of Windows does Graphical Analysis 3 work with?
Can I use the Graph Link cable and Graphical Analysis software on a PC equipped only with USB?
What is TI-Navigator? How can it be purchased?
Palm Desktop software blocks Logger Pro or Graphical Analysis from using the serial port.
My 6-V lantern battery is draining very quickly during long-term data collection in the field using LabPro (or CBL 2) with the External Battery Cable.
Why does a blank space print in the middle of my graph when printing from LoggerPro for Macintosh?
What are the output signals of the Radiation Monitors?
How can I manually set up a nonauto-ID sensor in DataMate?
The glass bulb of my pH Sensor is broken. Can it be repaired?
When I try to use my USB Graph Link cable on my Mac I get a message saying that the cable can not be found and the USB driver is not loaded. What should I do?
My Colorimeter is not working properly. What should I do?
When I plug the radiation monitor into LabPro it stops working. (especially if you have been using DCU).
Can Vernier sensors be used with ImagiProbe (Imagiworks)?
Is it possible to take screenshots of the Datamate program using the Graph Link cable?
When setting up probes with the CHEMBIO, PHYSICS, or DataMate calculator program, I get an Undefined Error. What is the problem?
Can I monitor the radioactivity of red Fiestaware with your Radiation Monitor?
Are Vernier products and Casio products (EA-100) Compatible?
Are Vernier products and Firmware Systems (DataLab and Hewlett Packard) products compatible?
Are Vernier products and Team Labs (ThinkStation Interface and Excelerator 2000) products compatible?
Are Vernier products and Fourier products compatible?
Are Data Harvest products (EasySense DataLogger) and Vernier Products compatible?
Can Vernier software be used to collect data from spectrophotometers?
Where can I find DataMate screen shots to make my own handouts?
Is it possible to order the receiver and transmitter portion of the Exercise or Hand-Grip Heart Rate Monitor separately?
Where can I find BT connectors and sockets?
When I retrieve data from a remote data collection experiment using Logger Pro, I get just voltages or incorrect readings. What is wrong?
How many data points can I collect with a calculator and DataMate?
Why does my Turbidity Sensor give me negative readings?
I am using your Biology with Computers for Logger Pro manual. When I do a regression line, the slope is reported as an integer, namely 0 or 1. How do I fix this?
Where do I find electronic components for use with the Digital Control Unit (DCU)?
Why am I getting a memory error when I transfer the DataMate application to my new TI-83 Plus calculator?
What cable do I need to use with my spectrophotometer and Spectro Pro?
In what textbooks can the use of Vernier technology be found?
How do you create new match files for MacMotion or Motion?
Storing data and experiments with Datamate
Why are LabPro Motion Detector distances in Logger Pro sometimes offset by 1 meter?
What are the ISBN numbers for your products?
How are velocity and acceleration calculated in Logger Pro?
What are the dimensions of the wheel on the Rotary Motion Sensor?
Why doesn‘t my TI-82 identify my Auto-ID sensor in the DataMate program?
What are Mean Squared Error and Root Mean Squared Error?
My photogates don‘t work with the PHYSICS calculator program
Where can I buy sources for nuclear radiation activities?
What are the CO2 Gas Sensor power issues? Can I use two CO2 Gas Sensors at the same time?
Why does my Genesys 20 spectrophotometer give me a framing error?
How do I run DataMate on a TI calculator running in a non-English language?
Can the turbidity cuvettes be autoclaved?
The readings from my Current and/or Voltage Probe are erratic, but if I measure the voltage with a multimeter instead, I get a solid reading. What is wrong with my sensor?
How do I update my LabPro/CBL2?
Which Vernier products are approved for purchase by the New York City Board of Education?
What‘s the difference between the computer and calculator versions of Real World-Math?
How do I connect my ULI or Serial Box Interface to a Macintosh that does not have a serial port?
Why does DataMate report a sensor reading of -999.9?
Do any of your sensors require special storage?
I get an error when trying to install Graphical Analysis 3 or Logger Pro on Windows. How can I fix this?
What support does Vernier have for Palm OS handhelds? FAQs.
The button icons in Word lab book files on Mac appear black (when printing or on the monitor)
What is the difference between a Differential Voltage Probe and the simple LabPro voltage probe?
Why does Logger Pro 2.2 launch with the error message
I cannot import data into Graphical Analysis from my TI-89, TI-92, TI-92 Plus or TI Voyage 200.
What kind of batteries should I use with LabPro?
What Vernier equipment is used with the Holt Spectrum Science manuals?
What experiments appear on the Activity Based Physics High School CD?
What are the moment of inertia and circumference of the Super Pulley?
I get a link error when starting Datamate on a TI-83 Plus (SE).
My turbidity cuvette has no line to guide the volume added.
My LabPro units wear down batteries quickly. What can I do to extend the battery life?
Why do I get only one run of data Hotsync�ed?
Can an Acculab motion detector work with LabPro?
How do I keep the Statistics text box in Graphical Analysis 3.1 from being truncated on a printed copy?
Why do I get a LabPro Not Found error after starting Data Pro?
Tips for using the CO2-O2 Tee
How can I improve the readings I get with the Exercise Heart Rate Monitor?
Do you have a drop counter?
Do you have UV sensors? How do they work?
Why doesn‘t my barometer read the read the same as the weather forecast?
How are velocity and acceleration calculated when photogates are used?
The Light Sensor reading fluctuates, but the light appears steady.
The Light Sensor reading fluctuates, but the light appears steady
Can MPLI and an MPLI board be used on a new computer?
How does the LabPro Heart Rate algorithm work?
Conflicts between Graphical Analysis 3, Logger Pro 3, and TI Connect for Windows
How do I connect my Serial Box Interface to a Windows computer that does not have a serial port?
What can I do to reduce the error in Physics with Computers Experiment 9, Newton‘s 2nd Law?
Can I use a Vernier Motion Detector on a Pasco Interface?
Where can I get simulation software?
When installing software, why do I get: Incompatible version of the RPC stub?
Logger Pro 3 only works with numbers between 10^50 and 10^-16; GA has wider range
What do I do if the automatic LabPro OS update in Logger Pro 3 fails?
Why is F11 not working to stop and start data collection in Logger Pro 3?
Why does the CD copy that I burned on a PC system no longer work on my Mac?
Do you have products and curricula for middle school science?
Error on installation of Logger Pro: InterfaceLib--GetComponentResource
What is the best sound to use for the speed of sound experiment?
Is there a user guide for Logger Pro 3?
Why does Logger Pro 3.1 for Mac make copies of the supplied experiment files when they are opened?
There appears to be a timing error when using a Genesys 20 spectrophotometer with Spectro Pro.
Can I change the graph highlight color in Logger Pro 3 or Graphical Analysis 3?
Why does the speed of sound experiment in Physics with Computers not work in LP 3?
Can the labs for Holt Physics be performed with CBL 2 or LabPro?
What is the input impedance of a LabPro voltage probe?
Can I use LabPro with LabVIEW?
Can I Collect Percent Transmittance Data in Data Pro (on a Palm handheld)
My TI-83 Plus Silver Edition calculator won‘t power up.
My Spectro Pro readings are incorrect after calibration
Can I get replacement or larger elastic straps for the Exercise Heart Rate Monitor?
Why can�t I open my Logger Pro 2 files in Logger Pro 3?
How do I use the Pasco Power amplifier with LabPro?
Logger Lite does not find my LabPro.
Can your force sensors be used in a test section of a wind tunnel for educational demonstrations?
Why does Data Pro‘s OK button keep reading WAIT?
Why am I having trouble with HotSync on a Palm handheld?
When I perform a HotSync, my data does not appear in Logger Pro.
Why doesn�t my new photogate autoID?
Why do I see #### String Not Found in Data Pro?
How do you use an Instrumentation Amplifier with a TI Graphing Calculator?
Why doesn‘t my pH Sensor read pH 7 in distilled or deionized water?
Why doesn‘t my new Thermocouple work with Logger Pro/Logger Lite?
How can I have my ISE read mV output instead of mg/L?
Where can I buy LabVIEW software?
How short an impulse can I measure with the Force Plate?
For the TI-84 Plus or TI-89 Titanium calculators, should I purchase the teacher ViewScreen calculator, or should I purchase the student calculator with the USB to ViewScreen/Presenter adapter?
During Data Pro installation, why do I get error 0x8007000E?
Can I use our thermocouple in a bunsen burner flame?
Why do I get this error message? - The application Install Data Pro has unexpectedly quit.
Why does event with entry mode in Logger Pro give me doubled event entries?
When installing Data Pro on a Mac running OS 10.x, I get - Error Creating File: 1008: 5, -5000. Access Denied Error.
Can you calibrate a Stainless Steel Temperature Probe?
Is there a USB driver-only installer for the LabPro?
Where can I purchase a UV light source?
What is the overvoltage protection on the Differential Voltage Probe and Current Probe?
Which Ohaus balances can I use with Logger Pro 3?
Why does my photogate not respond to block/unblock events?
pH Sensor Detail Information
How can I get cradles for TI-84 Plus, TI-84 Plus Silver Edition or TI-89 Titanium to use with LabPro or CBL 2?
Where do I get replacement lamps for the Vernier Circuit Board (VCB)?
CO2 Gas Sensor Detail Information
Colorimeter Detail Information
How can I stop Windows from giving a warning about non-exclusive access to Go devices?
Motion Detector Sensor Detail Information
How can I post Logger Pro data to a web site?
Salinity Sensor Detail Information
What types of activities can I perform with the Charge Sensor?
Sound Level Meter Detail Information
Stir Station Detail Information
Turbidity Sensor Detail Information
Flow Rate Sensor detailed information
Surface Temperature Sensor detailed information
Stainless Steel Temperature Probe Detail Information
Why does Logger Pro 3 crash right after it opens?
Why won't Logger Pro play my movie?
Why does my palmOne Tungsten E2 not HotSync after collecting data?
Why do I get an ARCHIVED error when running a Vernier application on my TI-83 Plus?
Why are the velocity values from my photogates incorrect?
Conductivity Probe Detail Information
What are the software requirements for the physiology sensors?
Barometer Detail Information
Gas Pressure Sensor Detail Information
Current Probe Detail Information
Relative Humidity Sensor Detail Information
Spirometer Detail Information
Low-g Accelerometer Detail Information
25-g Accelerometer Detail Information
3-Axis Accelerometer Detail Information
Dissolved Oxygen Probe Detail Information
Drop Counter Detail Information
EKG Sensor Detail Information
Force Plate Detail Information
Hand-Grip Heart Rate Monitor Detail Information
Instrumentation Amplifier Detail Information
Light Sensor Detail Information
Magnetic Field Sensor Detail Information
O2 Gas Sensor Detail Information
Photogate Detail Information
Radiation Monitor Detail Information
Respiration Monitor Belt Detail Information
Voltage Probe Detail Information
Blood Pressure Sensor Detail Information
Charge Sensor Detail Information
Differential Voltage Probe Detail Information
Dual-Range Force Sensor Detail Information
Electrode Amplifier Detail Information
Hand Dynamometer Detail Information
Nitrate Ion-Selective Electrode Detail Information
Chloride Ion-Selective Electrode Detail Information
Calcium Ion-Selective Electrode Detail Information
Ammonium Ion-Selective Electrode Detail Information
Microphone Detail Information
ORP Sensor Detail Information
Student Radiation Monitor Detail Information
Rotary Motion Sensor Detail Information
Thermocouple Detail Information
UVA Sensor Detail Information
UVB Sensor Detail Information
Vernier Circuit Board Detail Information
Logger Pro and Logger Lite need Mac OS 9.2, but I have OS 9.x. How do I upgrade?
Why doesn't video capture work on my Mac?
Why does the text in a Logger Pro text box or text annotation look ok while editing, then get very small?
How do I set up a custom (home-made) sensor in Logger Pro 3.x.
How do I collect good videos for Logger Pro?
Can I use a Go! device with my calculator or my Easy device with a computer?
Can I use a CBR 2 with a TI-89 Titanium?
Can the Vernier Optics Expansion Kit be used with PASCO tracks?
Why does a HotSync operation fail with this HotSync log entry - Data Pro cannot find the sessions record
How should I store my Vernier equipment?
Can I use an auto-ID sensor with CHEMBIO or PHYSICS and the original CBL?
Can I use the Pasco Visual Accelerometer with Vernier interfaces?
Can I purchase a replacement thermocouple wire for my TCA-BTA sensor?
How effective is the spirometer filter and should I sterilize?
Do the Logitech web cameras work on a Mac?
Does your software support Intel-based Macintosh computers?
My UVA or UVB sensor is displaying incorrect units in Logger Pro
WDSS Detail Info
Vernier Spectrometer Detail Information
What sensors and accessories would I need to do the activities found in the Forensics book from Texas Instruments?
Logger Pro 3.4.6 tells me to sort data before doing a curve fit
Can I do blackbody experiments with the Vernier Spectrometer?
Will the Vernier photogate brackets work with Pasco tracks?
Can Vernier sensors be used with the LEGO NXT Robotics System?
What are the system requirements for Logger Pro and Logger Lite?
How can I collect data from the launch of a model rocket?
What activities are available for the Force Plate?
How can I store my TI Navigator System?
Is Logger Pro compatible with Windows Vista?
Wireless FAQs
How do I set Logger Pro to use a photogate?
Will SensorDAQ work with Windows Vista?
Why is it that the SensorDAQ voltage probes do not read zero?
Can I use the Track-to-Track Coupler to connect a Vernier track to a Pasco track?
Will Pasco dynamics carts work on the Vernier Dynamics System?
Are there new Vernier Lab Books for LabQuest?
Why do objects in my video appear striped when I advance frame-by-frame?
Where can I get calibration solutions for an ORP sensor?
TI import doesn't work with a USB direct cable on a Mac with Logger Pro 3.5?
Will my USB device work with this cable?
My photogates won't work when daisy-chained.
Which printers are supported in LabQuest?
Where can I get glass or quartz cuvettes for your Colorimeter or spectrophotometers?
What are the specifications of LabQuest's internal temperature sensor?
Logger Pro 3.5 crashes at launch on Mac OS X 10.3.9
How do I calibrate my older Colorimeter?
Why don't the experiment numbers in my new Physics with Vernier and Chemistry with Vernier books match the experiment files in Logger Pro?
Why is the sampling rate for Ohaus balances limited to 1 sample/sec?
Can I mount Vernier cart fans on a Pasco cart?
How can I install Logger Pro to several computers? Is there an MSI file or a silent installer?
Is Logger Pro compatible with MacOS X 10.5 Leopard?
How do I get my own labs onto my LabQuest?
Why is my SensorDAQ not working?
Will SensorDAQ work with LabVIEW 8.5?
Can you connect two SensorDAQs to a computer at the same time?
What sensors work with SensorDAQ?
Does SensorDAQ work on a Mac or Linux?
What example VIs are available for use with SensorDAQ?
Why do I get an error warning when I open SDAQ Data Collection VI.vi
How do I set up the Pasco ME-9207 Free Fall Adapter to work with LabQuest?
Blood Pressure Sensor gives no systolic reading.
What languages are supported in the LabQuest application?
Why does the movie I capture with my Logitech camera not have sound?
Does the Vernier Rotational Motion Accessory Kit (AK-RMV) work with the older Rotary Motion Sensors (RMS-BTD or RMS-ULI)?
Does the Vernier Rotary Motion Motor Kit (MK-RMV) work with the older Rotary Motion Sensors (RMS-BTD or RMS-ULI)?