The Rosemount 403 and 403VP sensors are intended primarily for measuring conductivity in water-for-injection (WFI).
The sensors are also used in water purification systems in the food and beverage industry.
Rosemount™ 403 PUR-Sense™ Conductivity Sensor
32–221 °F (0–105 °C). Sensors are steam sterilizable to 275 °F (135 °C)
403 sensor with 10 ft (3.1 m) cable: 2 lb (1.0 kg)/3 lb (1.5 kg) 403 sensor with 50 ft (15.2 m) cable: 4 lb (2.0 kg)/5 lb (2.5 kg) 403VP sensor: 1 lb (0.5 kg)/2 lb (1.0 kg) (rounded up to nearest 1 lb or 0.5 kg)
Sanitary design meets USP Class VI requirements
Selectable cell constants of 0.01, 0.1, and 1.0/cm
21CFR177 Compliance for all wetted plastics and elastomers
0.4 Micrometer Ra finish for wetted surfaces
Available with Variopol (VP6) quick disconnect fitting (See Rosemount 403VP PUR-Sense Conductivity Sensor)