Mechanical specifications
| Property | Specification |
|---|---|
| Wetted parts | |
| Sensor head | EN 1.4462 1 |
| Prism | Sapphire monocrystalline, 99.996 % Al2O3 2 |
| Process gasket | Co-Cr-Ni Alloy (AMS 5876) lined PTFE 2 |
| Prism gasket | Modified PTFE 2 |
| SD flange | EN 1.4462 1 |
| Wash nozzle | EN 1.4462 2 |
| 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) |
Electrical specifications
| Property | Specification |
|---|---|
| Supply | |
| Operating voltage | 24 V DC nominal (9–30 V DC) |
| Power consumption | Less than 1 W |
| Protection class | 3, PELV |
| Outputs | |
| Output parameters | RI, temperature, concentration, quality factor |
| Analog outputs | |
| mA |
Sourcing, isolated, NAMUR NE 43, configurable |
| mA range | 3.8–20.5 mA |
| Loop impedance | Max. 600 Ω |
| Accuracy of analog outputs at +20 °C | ±0.1 % of full scale (±0.00002 RI) |
| Digital outputs | |
| Digital output | RS-485, non-isolated |
| Maximum cable run | 300 m (approx. 1000 ft) (digital) |
| Supported protocol | Modbus RTU |
| Connectors | |
| External connectors |
1 × M12 M 4 pins, A-coded 3 2 × M16×1.5 cable gland, Cable D 5–10 mm / Adapter for conduit entry M16×1.5 4/ NPT ½" |
Environmental specifications
| Property | Specification |
|---|---|
| Process parameters | |
| Process temperature | –40 … +170 °C (–40 … +338 °F) |
| Design temperature | +180 °C (+356 °F) 5 |
| 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. |