Filter
Top Products
Reference Manual
00809-0200-4101, Rev AA
July 2008
A-3
Rosemount 2051
Ambient Temperature Effect per 50°F (28°C)
Mounting Position
Effects
Vibration Effect Less than ±0.1% of URL when tested per the requirements of IEC60770-1
field or pipeline with high vibration level (10-60 Hz 0.21mm displacement peak
amplitude / 60-2000 Hz 3g).
Power Supply Effect Less than ±0.005% of calibrated span per volt.
Electromagnetic
Compatibility (EMC)
Meets all relevant requirements of EN 61326 and NAMUR NE-21.
Transient Protection
(Option Code T1)
Meets IEEE C62.41, Category Location B
6 kV crest (0.5 μs - 100 kHz)
3 kV crest (8 × 20 microseconds)
6 kV crest (1.2 × 50 microseconds)
Models Ambient Temperature Effect
2051C
Ranges 2-5 ±(0.025% URL + 0.125% span) from 1:1 to 5:1
±(0.05% URL + 0.25% span) from 5:1 to 100:1
Range 1 ±(0.2% URL + 0.5% span) from 1:1 to 50:1
2051T
Range 2-4
±(0.05% URL + 0.25% span) from 1:1 to 30:1
±(0.07% URL + 0.25% span) from 30:1 to 100:1
Range 1 ±(0.05% URL + 0.25% span) from 1:1 to 10:1
±(0.10% URL + 0.25% span) from 10:1 to 100:1
Range 5 ±(0.2% URL + 0.3% span)
2051L See Instrument Toolkit
Models Mounting Position Effects
2051C Zero shifts up to ±1.25 inH
2
O (3,1 mbar), which can be calibrated out. No span effect.
2051T Zero shifts up to ±2.5 inH
2
O (6,2 mbar), which can be calibrated out. No span effect.
2051L With liquid level diaphragm in vertical plane, zero shift of up to 1 inH
2
O (2,49 mbar). With diaphragm in
horizontal plane, zero shift of up to 5 inH
2
O (12,43 mbar) plus extension length on extended units. Zero
shifts can be calibrated out. No span effect.