Property | Description/Value |
---|---|
Refractive index |
|
Measurement range |
1.32–1.53 nD (0–90 % total solids), normal-range prism 1.36–1.57 nD (20–100 % total solids), high-range prism |
Accuracy |
±0.00014 nD (0.1 °Bx) 1 |
Repeatability |
±0.00002 nD 2 |
Resolution |
±0.000015 nD |
Response time T63 with default damping |
10 s 3 |
Measurement cycle |
1 / s |
Long-term stability |
Max. 0.1 % full scale / a |
Temperature |
|
Accuracy at 20 °C (68 °F) |
±0.3 °C (0.54 °F) 1 |
Sensor class |
F0.15 IEC 60751 |
Temperature coefficient |
±0.002 °C / C |
Property | Specification |
---|---|
Process parameters | |
Process temperature | –40 … +170 °C (–40 … +338 °F) |
Design temperature | +180 °C (+356 °F) 4 |
Design pressure / maximum operating pressure | 35 bar (507.6 psi) |
Maximum retraction pressure | 35 bar (507.6 psi) |
Operating environment | |
Storage temperature |
−40 … +65 °C (−40 … +149 °F) |
Operating temperature |
−40 … +60 °C (−40 … +140 °F) |
Maximum operating altitude |
2000 m (approx. 6500 ft) |
Operating humidity |
0–100 %RH |
Storage humidity |
0–100 %RH, non‑condensing |
UL 50E/NEMA rating |
Type 4X: Dust-tight. Protected from corrosion and hose-directed water. |
IP rating |
IP66: Dust-tight. Protected from powerful water jets from any direction. IP67: Dust-tight. Protected from the effects of temporary immersion in water under standardized conditions of pressure and time. |
Property | Specification |
---|---|
Electromagnetic compatibility (EMC) |
EN 61326‑1, industrial environment |
Safety |
IEC/EN/UL 61010‑1 |
Pressure |
CRN all territories, ASME BPVC Sec VIII Div. 1 Ed. 2021 |
Compliance marks |
CE, China RoHS, RCM, UKCA |
Vibration and shock | Tested according to IEC 60068‑2 |
Property | Specification |
---|---|
Wetted parts | |
Sensor head | EN 1.4462 5 |
Prism | Sapphire monocrystalline, 99.996 % Al2O3 6 |
Process gasket | Co-Cr-Ni Alloy (AMS 5876) lined PTFE 6 |
Prism gasket | Modified PTFE 6 |
SD flange | EN 1.4462 5 |
Wash nozzle | EN 1.4462 6 |
Non-wetted parts | |
Housing | EN 1.4404 |
Screws, TX20 torque 2.0 Nm | EN 1.4404 (AISI 316L) |
Stud bolts, M12 torque 75 Nm, M10 torque 40 Nm | EN 1.4435 (AISI 316L), grade 8.8 |
Flanges (3 pcs) |
EN 1.4462 (AISI 2205) ASME B16.5, DIN 2543 |
Cable | 2×2×0.5 mm2 (AWG 21), PUR jacket, grey 10 m multistrand, with
ferrules Flame-retardant acc. to IEC 60332-1-2, FT1, VW1 |
Weight |
Retractor and wash connection 15 kg (33.07 lb) Refractometer 5.4 kg (11.9 lb) |