8500 Spot Temperature Sensor
Calculate accurate inventory volumes by integrating temperature measurement into your tank gauging system. Product temperature is used for volumetric calculation to a reference temperature and is of significant importance in the accurate calculation of liquid inventories in bulk storage tanks.
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Tank Gauge System
The 8500 Spot Temperature Sensor (STS) connects to the Varec float and tape transmitters, servo tank gauge or tankside monitor to provide spot temperature measurement for use in accurate inventory volume calculations.
Suitable for Many Applications
The 8500 STS provides many options to suit your applications, including probe lengths from 18″ to 48″ (46 to 122 cm), flanged models for 150 psig (1 MPa) and 300 psig (2 MPa) service, as well as HART, 4‐20mA, Profibus or Foundation Fieldbus communications protocols for integration with tank gauges or monitors.
Platinum (DIN 385) 100 Ohms at 32 °F (0 °C)
18” (45.7 cm)
24″ (61 cm)
36” (91.4 cm)
48” (122 cm)
300# ANSI R.F.
Measuring Temperature Range (inside the tank)
‐60 to 600 °F (‐51 to 315 °C)
Higher range ‐328 to 1100 °F (‐200 to 593 °C) available upon request
Operating Temperature Range (outside the tank)
‐40 °F and +185 °F (‐40 °C and +85 °C)
Rated IP65 (NEMA 4)
FM / FMC Approval: Class I, Div 1, Groups A,B,C,D Class II, Div 1, Groups E,F,G
For complete technical specifications, download the technical document or product manual.
01 Connection Type
02 Probe Length
03 Element Type