Investigation of Snow Load Effects on Modal Parameters of a Steel Structure Roof

Table 2

Properties of surface strain sensors, temperature sensors, and displacement sensors.

Parameters	Surface strain sensors	Temperature sensors	Displacement sensors
Measurement range	−1500 με∼ + 1000 με	−40°C∼200°C	50 mm
Wavelength range	1510 nm∼1590 nm	1510 nm∼1590 nm	1510 nm∼1590 nm
Precision	1‰ F.S.	0.08°C∼0.1°C	1‰ F.S.
Resolution	0.5‰ F.S.	0.04°C	0.5‰ F.S.