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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.

Technical Specifications | Order Codes | Accessories | Documents & Downloads

8500 STS
Accuracy

Platinum bulb complies with DIN, BS and IEC Tolerance Class B Standards

Application

Used on a wide variety of liquid storage tanks from atmospheric pressure to 300 psig (2 MPa)

Integration

Available with 4‐20mA, HART, Profibus or Foundation Fieldbus communications protocols

Servicing

All sensors are precisely calibrated at the factory prior to shipment. No Service is required

8500 System Diagram

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.

Technical Specifications

Specification
Resistance Bulb Platinum (DIN 385) 100 Ohms at 32 °F (0 °C)
Probe Lengths 18” (45.7 cm)
24" (61 cm)
36” (91.4 cm)
48” (122 cm)
Process Connection 3⁄4” NPT
1‐1⁄2” 150#
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)
Approvals 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.

Order Codes

The following options are available for this product.


  • 3/4 NPT"
  • ANSI 1‐1/2 150lb RF
  • ANSI 1‐1/2" 300lb RF
  • 18" (45.7 cm)
  • 24" (61 cm)
  • 36" (91.4 cm)
  • 48" (122 cm)
  • 100 Ohm Platinum (DIN 385), ‐60 to 600 °F
  • Special Version (Contact Factory)

Accessories and Related Products

Documents & Downloads


 Manuals & Specifications

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