VAISALA PR53SD Safe-Drive Process Refractometer (1.36 ... 1.57 nD (0 ... 100 °Bx))

- Refractive index: 

Accuracy: ±0.00014 nD (0.1 °Bx)

Repeatability: ±0.00002 nD

- Temperature:

Accuracy at 20 °C (68 °F): ±0.3 °C (0.54 °F)

Sensor class: F0.15 IEC 60751

Temperature coefficient: ±0.002 °C / C

- Process parameters

Process temperature –40 … +170 °C (–40 … +338 °F)

Design temperature +180 °C (+356 °F) 1)

Design pressure / maximum operating pressure: 35 bar

- 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

- Weight:

Retractor and wash connection: 15 kg (33.07 lb)

Refractometer: 5.4 kg (11.9 lb)

- IP rating: IP66; IP67

Datasheet