User's Guide

CHAPTER 1. OVERVIEW 2
Note
Readings can be scheduled anywhere between two seconds and
twelve hours with a time increment of one second, but it should
be noted that the repeatability of the measurements are poorer
when used at reporting rates faster than 10 seconds.
1.2.1 Physical Specifications FM3NT-10 and FM3NT-30
Model FM3NT-10 FM3NT-30
Diameter 40mm 58mm
Height 30mm 45mm
Total Mass 40g 110g
Housing Material PVC, Aluminium Polycarbonate,
Aluminium
International
Protection Marking
IP67, IP68 at 2m for 24 hours
Mounting Options Magnetic
Masonry screws
Gluing
Clamping
Operating
Temperature Range
-40°C to +85°C
1.2.2 Physical Specifications FM3NT-50 and FM3NT-50H
Model FM3NT-50 FM3NT-50(H)
Diameter 87mm 87mm
Height 65mm 65mm
Total Mass 305g 305g
Housing Material Polycarbonate,
Aluminium
Polycarbonate,
Aluminium
International
Protection Marking
IP67, IP68 at 1m for 24 hours, IP69K
Mounting Options Magnetic
Masonry screws
Gluing
Clamping
Operating
Temperature Range
-40°C to +85°C