Test Products International

SPD480 Phase Rotation Indicator by Test Products International

The TPI Model SPD480 Phase Rotation Indicator operates properly on variable frequency drives. Does not give false readings by pulsed waveforms.

Features

• Easy to operate - connect one lead to each phase
• Large alligator clips for easy connection to cables and bus bars
• Operates properly on variable frequency drives. Does not give false readings by pulsed waveforms
• Verify proper rotation on feeder extensions
• Determine phase rotation on secondary potential transformers

373 Laser Sighting, 8:1 Distance to Spot Ratio, 14 to 950 F, Soft Pouch by Test Products International

Thoroughly testing and diagnosing high efficiency HVACR systems or large surface areas can be labor intensive and expensive. Using the appropriate non-contact thermometer can reduce man hours and help insure system performance more easily, accurately and affordably.

Measure Hard-to-reach, sensitive, or large moving target areas. Use the 380, 381, and 383 to measure surface temperature and watch the LCD immediately display accurate data without the use of a probe.

Features:

• Easy to use one button operation
• 0.1 resolution for best reading
• Data hold function
• Soft holster pouch included
• 8:1 distance to spot ratio
• Large, easy to read LCD
• °C and °F selectable
• 9V battery included

A740 Infrared Printer by Test Products International

Use the A740 with select TPI instruments to print hard paper copies of your measurement data.

• Power On indication (red LED)
• Adjustable contrast (low, norm, high)
• Manual paper feed (advance)
• Operates on 4 "AA" batteries or optional AC adapter
• Self test at Power On
• 3-Year Warranty

565C1 Hotwire Air Velocity Meter by Test Products International

Features

• Air flow 0.2 to 20 m/s (Also reads km/s, ft/min, knots/h, miles/h)
• Temperature -5° to 175° F (-20° to 80°C)
• Data record function for maximum and minimum temperature and air velocity reading
• Download to a computer using the RS-232 port and optional A500 cable. (The 565 uses Microsoft Hyper Terminal to download and display air velocity and temperature on your PC.)
• 39" cable length, hard wired, telescoping tip expands from 10" to 37" (cable length decreases to 12" at full extension)
• Data Hold
• Auto Power Off
• Protective Boot Included