Thermal Properties

os4210

os4230

os4280

Operating Temperature Range

-40 to 120°C, -70 to 275°C available

Temperature Sensitivity

~10pm/ºC (±1.7pm/ ºC)

Cable Temperature Range

-40 to 250° C (FC/APC Connectors: -40 to 80°C)

Response Time1

0.3 seconds

1.5 seconds

8.5 seconds

Premium Calibration3 (Optional)

0.5°C Long Term Accuracy4 0.2°C Short-Term Accuracy, Typical4

Physical Properties

Probe (Diameter x Length)

1.07 x 27.1 mm                             4.76 x 142.9 mm                            6.35 x 137.9 mm

Weight (Including Cable)

1.3 g                                               30 g                                               411 g

Housing Material

302 Stainless Steel

316 SS Probe w/Armored Cable

316 SS - Probe /Aluminum Thermocouple Head

Cable Length

1 m (± 10 cm), each end

Fiber Type

SMF28-Compatible

Cable Bend Radius

≥ 17 mm

Cable Type

0.9 mm Fiberglass Braid

3mm Armored Cable

FC/APC Connector

Optional

Both Connector and Protection Fittings optional

Fastening Methods5

Insertion or Bond

3/16” Compression Fitting

1/4" Compression Fitting

Optical Properties

Peak Reflectivity (Rmax)

> 70%

FWHM (- 3 dB point)

0.25 nm (± .05 nm)

Isolation

> 15 dB (@ ± 0.4 nm around center wavelength)