FLIR MR55 USER MANUAL Document Identifier: MR55-en-US_AA
3.2 Display Description
1. Bluetooth® (BLE) icon (when paired)
2. Transmission icon (appears for 3 seconds
at the start of transmission)
3. Data Hold
4. Battery status
5. Material group number
6. Moisture measurement
7. Ambient temperature (
o
C,
o
F) and RH%
display area
3.3 Button Description
Long press to power the meter ON/OFF
Short press to freeze/unfreeze displayed readings. Readings must first be
held before they can be transmitted via Bluetooth®
Long press to transmit held reading to remotely paired device
Short press to switch work light ON/OFF
Long press to switch display backlight ON/OFF
Short press to select a material group number (1~11)
Long press to step through ambient temperature (
o
C,
o
F) and relative
humidity readings (shown on lower left display digits)