Testo 177-T4 Temperature Data Logger Kit is a professional data logger with up to 4 external temperature probe connections for simultaneous temperature measurement at different locations. This temperature data recorder uses data analysis in table or graphics form, with email function.

E Instruments MP50 Mini P PRO Differential Pressure Meter is equipped with unique features such as a high stability, good repeatability and fast response in order to keep high accuracies of measurements at bad ambients. The E Instruments Mp50 pressure is measured with a piezoresistive sensor. The Mini P micro pressure meter has its own dual display which continuously shows measurements, average, data hold, Max. and Min. values.

Protek 6500 Hand Held Multimeter RS232C Interface is a multimeter that measures frequency, Duty cycle and Capacitance. Protek 6500 features AC and (AC+DC) TRUE RMS measurement. Product Discontinued.

E Instruments MiniLog T Temperature Data Logger is an Accurate and Portable Data Collection Instrument ideal for numerous applications and settings. The Minilog T is an accurate data logger for temperature humidity in greenhouses, food transport, warehouses, refrigerant trucks, containers, HVAC fields, hospitals, and much more.

Protek 820 20 MHz Hand Held Digital Oscilloscope is a Protek 20MHz Hand-Held DSO-DMM. This Protek oscilloscope has 20 automatic waveform measurements with the Protek 20 providing self test and self calibration. Product Discontinued.

Protek 840 40 MHz Hand Held Digital Oscilloscope is a digital oscilloscope with built in high accuracy 6000 count True RMS DMM. This oscilloscope has 10 waveforms and setups that may be stored and recalled. Product Discontinued.

Protek 860 MHz Hand Held Digital Oscilloscope is a hand held oscilloscope with self test and self calibration. The Protek 60 has full built in high accuracy 6000 count True RMS DMM in a reliable digital oscilloscope. Product Discontinued.

Protek 6800 Hand Held Multimeter RS232C Interface is a hand held multimeter that measures frequency, ms pulse width and duty cycle. Multimeter RS232C functions as an RS232 port that features 80,000 count Dual Display. Protek 6800 provides AC and AC+DC TRUE RMS measurements. Product Discontinued.

Protek B1990 10 MHz Pulse Generator is a pulse generator with variable pulse width and delay. Protek B1990 10 MHz Pulse Generator is a pulse generator that may be crystal controlled. Product Discontinued.

The Testo 175-T3 Temperature Data Logger logs temperature at 2 different points simultaneously over a period of several days, weeks or months.

Testo 177-T4 Temperature Data Logger is specially for use in high and low temperatures. The testo 174-T4 functions as a professional data logger with up to 4 external temperature probe connections for simultaneous temperature measurement at different locations.

Testo 470 Photo Tachometer Combination meter is the ideal combination of optical and mechanical rpm measurement tools.