Appendix A Specifications And Reference Data; Performance Specifications - Emerson Rosemount 1208C Reference Manual

Level and flow transmitter
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Reference Manual
00809-0200-7062
A 
Specifications and reference data
A.1 

Performance specifications

A.1.1 
General
Reference conditions
Measurement target: Stationary metal plate, no disturbing objects
Temperature: 59 to 77 °F (15 to 25 °C)
Ambient pressure: 14 to 15 psi (960 to1060 mbar)
Relative humidity: 25-75%
Damping: Default value, 2 s
Instrument accuracy (under reference conditions)
±0.08 in. (±2 mm)
Repeatability
±0.04 in. (±1 mm)
Ambient temperature effect
±0.04 in. (±1 mm)/10 K
Sensor update rate
1 update per second
Maximum level rate
200 mm/s
A.1.2 
Measuring range
Maximum measuring range
49 ft. (15 m)
(1)
Refers to inaccuracy according to IEC 60770-1 when excluding installation dependent offset. See the IEC
60770-1 standard for a definition of radar specific performance parameters and if applicable corresponding
test procedures.
(2)
The measuring range is limited to 33 ft. (10 m) for oil-based media (dielectric constant < 10). Also note that a
combination of adverse process conditions, such as heavy turbulence, foam, and condensation, together with
products with poor reflection may affect the measuring range.
Reference Manual
(1)
(2)
Specifications and reference data
March 2023
67

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