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Reference Manual
00809-0100-4738, Rev DA
May 2006
A-3
Rosemount 3095FB
Ambient Temperature Effect per 50 °F (28 °C)
Range 2-3: 3095FB Ultra for Flow (Option U3)
• ±0.130% reading for rangedown from 1:1 to 3:1 of URL
• ±[0.05 + 0.0345 (URL/Reading)]% Reading > 3:1 to 100:1 of URL
Range 2-3:
• ±(0.025% URL + 0.125% span) spans from 1:1 to 30:1
• ±(0.035% URL + 0.175% span) spans from 30:1 to 100:1
Static Pressure Effects
• Zero error = ±0.05% of URL per 1000 psi (68,9 bar)
• Span error = ±0.20% of reading per 1000 psi (68,9 bar)
Stability
Range 2-3: 3095FB Ultra for Flow (Option U3)
• ±0.25% of URL for 10 years for ±50 °F (28 °C) temperature changes, up to 1000 psi (68,9
bar) line pressure
Range 2-3:
• ±0.125% URL for five years for ±50 °F (28 °C) ambient temperature changes, and up to 1000
psi (68,9 bar) line pressure.
Absolute / Gage
Pressure
Absolute (100:1 rangeability allowed)
Range 3
0.5–8 to 0.5–800 psia (3,447–55,16 to 3,447–5516 kPa)
Range 4
0.5–36.26 to 0.5–3,626 psia (3,447–250 to 3,447–25000 kPa)
Gage (100:1 rangeability allowed)
Range C
0–8 to 0–800 psig (0–55,16 to 0–5516 kPa)
Range D
0–36.26 to 0–3,626 psig (0–250 to 0–25000 kPa)
Ambient Temperature Effect per 50 °F (28 °C)
• ±(0.05% URL + 0.125% of span) spans from 1:1 to 30:1
±(0.06% URL – 0.175% of span) spans from 30:1 to 100:1
Stability
±0.125% URL for five years for ±50 °F (28 °C) ambient temperature changes.
Accuracy (including Linearity, Hysteresis, Repeatability)
• ±0.075% of span for spans from 1:1 to 10:1 of URL
• For spans less than 10:1 rangedown,
Process Temperature
(RTD)
Specification for process temperature is for the transmitter portion only. Sensor errors caused by
the RTD are not included. The transmitter is compatible with any PT100 RTD conforming to IEC
751 Class B, which has a nominal resistance of 100 ohms at 0 °C and
∝
= 0.00385. Examples of
compatible RTDs include the Rosemount Series 68 and 78 RTD Temperature Sensors.
Sensing Range
• –40 to 1200 °F (–40 to 649 °C)
Accuracy (including Linearity, Hysteresis, Repeatability)
±1.0 °F (0.56 °C)
Accuracy
0.03
0.0075
URL
Span
--------------
⎝
⎠
⎛
⎞
+
% of span
=
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