VF20T/WPF20L/T7413A Immersion Temperature Sensor

Immersible temperature sensors are primarily used in the following cold/hot water control systems, or in systems that utilize PT1000 and NTC20K temperature sensors. Additionally, a matching sleeve is available as an option.
Technical Specifications

Nominal Value
PT1000 1000 Ω at 0℃

NTC20KΩ 20KΩ at 25℃

Accuracy
PT1000 0.3 K +0.5% • |t| (t in℃)

NTC20KΩ 0.3 K +1% • |t - 25 °C| (t in℃)

Sensitivity
PT1000 ≈ 3.85 Ω / K

NTC20KΩ ≈ -934.5Ω / K

Response Time
Copper sleeve with 18 seconds

Stainless Steel Tube Inserted, 30 Seconds

Electrical Connections
T7413A/VF20 2 x 1.5 mm² cable

WPF20 3 x1.5 mm² cable

Storage and Transportation Temperature: -35℃ to +70℃

Ingress Protection (IP) Rating
IP54 (T7413A)

IP52 (VF20/WPF20)