Extech MO290 Pinless Moisture Psychrometer & IR, Replacement Sensor Tips, Case Included

Extech AN100-NIST CFM/CMM Mini Thermo-Anemometer, Green/Orange, 1.3"W NIST Certified CFM/CMM Thermo-Anemometer can simultaneously display of air flow or air velocity plus ambient temperature. Easy to set area dimensions (cm2) are stored in the meter's internal memory for the next power on. Features: 20 point average for air flow and 3% velocity accuracy via low friction 2.83 In. D (72 mm) ball bearing vane wheel on 3.9 ft (120 cm) cable Comes complete with 9v battery, protective rubber holster, case and NIST Certificate

This digital pH pen displays both temperature and pH simultaneously on a dual LCD display. The R3500 features automatic temperature compensation for accurate readings and includes a built-in calibration procedure. Features: User selectable °F or °C Replaceable pH electrode module Data hold function Waterproof housing Protective cap keeps sensor moistened Low battery indicator and auto shut off Accuracy: ±0.02 pH, ±1.8°F (1°C) What's included with the REED R3500 pH Meter Protective Cap Hard Carrying Case Batteries Ideal Applications for the REED R3500 Water ...

Extech 461950-NIST Panel Mount Tachometer, rpm, 5 to 99,990rpm NIST Certified Unique design permits rpm measurements of a one hole gear or disk eliminating the need for special gears. Measure rotational motor speed, moving fans, pumps, gears, propeller devices. Choice of two sensor pickup types: proximity sensor- 0.1 In. (3 mm) target distance, range up to 36,000 rpm (600 Hz); photoelectric sensor- 0.4 In. (10 mm) target distance, range up to 6,000 rpm (1 kHz). 1/8 DIN size. Powered by 115/230VAC 50/60 Hz. Comes with NIST Certificate.

Multifunction process calibrator offers; lab and field calibration and verification operations of sensors, thermocouple probes, controllers, panel meters & testing tools, temperature control process troubleshooting, process devices calibration and simulation: transducers, transmitters, indicators, controllers and recorders. Complete with: Test leads Alligator clips Thermocouple calibration cable with sub miniature connector Universal calibration cable with sub miniature terminal 100V-240V AC universal adapter with 4 plugs Six 1.5V AA batteries NIST Cert Hard carrying case

Extech PH110 ExStik® Refillable pH Meter, Electrode, pH Refillable pH electrode is easily serviced. Fresh reference solution maintains high accuracy. Eliminates concern with shelf life. Flat surface electrode measures pH in liquids, semi-solids and solids. No more electrode breakage or clogged junctions. Renew indicator tells you it's time to replace your electrode. Eliminates guesswork. Cal alert tells you it's time to recalibrate. Ensures accuracy. Memory records and recalls 15 sequentially tagged readings. Allows detection of changes over time. Analog bar graph displayed on LCD. Shows ...