TSI 9545 Velocicalc Handheld Digital Air Velocity Meter

Model9545 MFG Part9545
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TSI 9545 Velocicalc Handheld Digital Air Velocity Meter

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Quick Overview

TSI 9545 Velocicalc Meter for Air Velocity is a multifunction meter for taking air velocity, temperature, humidity, wet bulb, dew point, and air flow measurements that can log up to 12,700 data points. TSI 9545 is a great choice for work that involves fume hoods, spray booths or ventilation systems. Made in the USA and includes a NIST Calibration Certificate.

Simple to operate
Accurate air velocity measurement
Displays humidity as % relative humidity, wet bulb or dew point
Calculates volumetric flow and actual/standard velocity
Displays up to three measurements simultaneously
Data log 12,700+ samples and 100 test IDs
LogDat2TM downloading software included
TSI 9545 VelociCheck includes:Telescopic straight probe, hard carrying case, 4 alkaline batteries, USB cable and downloading software, operation and service manual and Calibration certificate
TSI 9545 Velocicalc Handheld Digital Air Velocity Meter is a multipurpose meter that measures velocity and temperature while also calculating air flow. The meter features a telescoping straight probe and is also capable of datalogging the measurements simultaneously for increased efficiency. Additionally the 9545 can measure relative humidity which allows calculations for dew point and wet bulb temperature. Product made in USA and comes with NIST Certificate of Calibration.
Specifications: TSI 9545 Velocicalc Meter for Air Velocity
Range 0 to 6,000 ft/min (0 to 30 m/s)
Accuracy ±3% of reading or ±3 ft/min (±0.015 m/s), whichever
is greater
Resolution 1 ft/min (0.01 m/s)
Duct Size
Dimensions 1 to 250 inches in increments of 0.1 in. (1 to 635 cm in increments of 0.1 cm)
Volumetric Flow Rate
Range Actual range is a function of
velocity and duct size
Range 0 to 200 °F (-18 to 93°C)
±0.5°F (±0.3°C)
0.1°F (0.1°C)
Relative Humidity
Range 5 to 95% RH
Accuracy ±3% RH
Resolution 0.1°F (0.1°C)
Instrument Temperature Range
Operating (Electronics)
40 to 113°F (5 to 45°C)
Operating (Probe) 0 to 200°F (-18 to 93°C)
Storage -4 to 140°F (-20 to 60°C)
Data Storage Capabilities
Range 12,700+ samples and
100 test IDs
Logging Interval 1 second to 1 hour
Time Constant User selectable
Dimensions 3.3 in. x 7.0 in. x 1.8 in. (8.4 cm x 17.8 cm x 4.4 cm)
Weight 0.6 lbs. (0.27 kg)
Probe Dimensions -Probe Length 40 in. (101.6 cm)
-Probe Diameter of Tip 0.28 in. (7.0 mm)
-Probe Diameter of Base 0.51 in. (13.0 mm)
Power Requirements Four AA-size batteries or AC adapter
Applications: TSI 9545 Velocicalc Meter for Air Velocity
  Great for commissioning and plant maintenance, as well as optimizing an HVAC system.
Specs and Videos

Technical Specs for TSI 9545 Velocicalc Handheld Digital Air Velocity Meter:

View FileTSI-9545    Size: (1.61 MB) TSI-9545

Customer Reviews

worth it Review by bogglez

Most used tool in my HVAC business. Couldnt live with out it. Does so much for the price.

(Posted on 12/10/2013)

it has everything Review by WorkerBee

This meter does everything i need.Velocity, Temperature, CFM, and Humidity. Use it every day.

(Posted on 12/5/2013)

AC Review by Isaac

Good for working in AC. The humidity measurements are helpful along with the flow calculation to make sure everything is balanced right in the system. Recommend.

(Posted on 12/5/2013)

Multifunction meter Review by Darryl

This is basically 4 instruments made into one. Lightened the load in my "toolbox" so to speak. Glad i made the upgrade.

(Posted on 12/4/2013)

Good meter Review by JSJG

This unit takes basically every measurement you could want for working with indoor airflow. Calibrated too to nist. Recommended.

(Posted on 12/4/2013)