Endress+Hauser Proservo NMS81, Technical Information

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Proservo NMS81
28 Hauser
Performance characteristics
Reference operating
conditions
According to OIML R85
Measured value resolution
Level and interface ≤ 0.1 mm (0.004 in)
Density
≤ 0.001 g/cm
3
Maximum measured error
Level
±0.4 mm (±0.015 in)
1)
Interface
±2 mm (±0.08 in)
2)
Tank bottom ±2 mm (±0.08 in)
Density
±0.003 g/cm
3 3)
1) Under reference condition
2) Difference of product densities 0.100 g/cm 3 (6.25 lb/ft 3 )
3) Under reference condition
The following values are valid for a measuring distance up to 40 m (133.33 ft).
Ordering
feature 150
Weight and measure
approval
Displacer (ordering feature 120)
1AA, 2AA
1AC, 2AC, 3AC,
4AC, 5AC
1BE, 4AE 1BJ
⌀30 mm
(1.18 in) ⌀50 mm
(1.97 in) ⌀70 mm
(2.76 in) ⌀110 mm
(4.33 in)
Accuracy
ICR Standard version, w/o
calibration certificate ±2.5 mm
(±0.1 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
ICW Standard version, 3-point
calibration certificate ±2.5 mm
(±0.1 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
ICX Standard version, 5-point
calibration certificate ±2.5 mm
(±0.1 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
NTA Maximum performance,
NMi type approval acc.
OIML R85, API 3.1B, ISO
4622, factory calibration
certificate
N/A
±0.6 mm
(±0.024 in)
±0.4 mm
(±0.016 in)
±0.4 mm
(±0.016 in)
NTC Custody transfer type
approval acc. NMi OIML
R85, API 3.1B, ISO4622,
factory calibration
certificate
N/A
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
PTA Maximum performance,
PTB type approval factory
calibration certificate
N/A
±0.6 mm
(±0.024 in)
±0.4 mm
(±0.016 in)
±0.4 mm
(±0.016 in)
PTC Custody transfer type
approval per PTB, factory
calibration certificate
N/A
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
±1 mm
(±0.04 in)
Hysteresis Within the specified accuracy (+/- 1 mm (0.039 in)) according to OIML R85 (2008)
It can be reduced by non hysteresis measurement mode.
Repeatability 0.1 mm (0.004 in)
Linearity Within maximum measured error