FLIR MR77 All-in-One Moisture Meter with wireless connectivity to FLIR cameras and certain meters

Rugged, feature-packed moisture meter incorporating a pinless sensor

Category: SKU: MR77


The FLIR MR77 Multi-Function Moisture Meter performs all the critical and advanced measurements you demand for moisture remediation or HVAC and includes Bluetooth wireless capability. Equipped with a pinless moisture sensor and pin probe, a temperature and relative humidity sensor with High/Low moisture and humidity alarms, and an IR thermometer, the MR77 has everything you need in one convenient tool. Built with a pinless sensor and a wired pin probe to capture moisture readings up to 0.75” below the surface of various wood types and building materials. With field-replaceable sensors, the MR77 is engineered to reduce downtime and help you get more done in less time.

FLIR MR77 Specifications

Technical Summary

Range Basic Accuracy
Pinless Moisture 0 to 99.9 Relative
Pinless Moisture Depth Max 0.75 inches (19mm)
Pin Moisture 0 to 99% WME +/- 5%
Relative Humidity 0 to 99% RH +/- 2.5% RH
Sensor Temperature -18 to 170°F, -28 to 77°C +/- 3.6°F, 2°C
IR Temperature -4 to 392°F, -20 to 200°C +/- 3.5%
IR Distance to Spot Ratio 8:1 in
IR Emissivity 0.95 (fixed)
Vapor Pressure 0 to 20.0kPA +/- 2%

General Information

Bluetooth Range Max 32 ft (10 m)
Drop Test 6.5 ft (2 m)
Warranty Limited Lifetime
Certifications CE, FCC




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