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Fairbanks X SERIES PR 5410 Process Indicator User Manual

Page 146

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Section 12: Specifications

10/08 146

51207 Revision 1

12.4.2 Principle

Principle

DC voltage, delta-sigma converter,
ratiometric to the load cell supply voltage

Conversion / measuretime

5, 10, 20, 40, 80, 160, 320, 640, 960, 1200, 1600 ms

Digital filter

Selectable, 4th order (low-pass),
Characteristic: Bessel, aperiodic, Butterworth, Tschebyscheff

Configurable cut-off frequency


12.4.3 Accuracy and Stability

Accuracy class

< 10000 e (Cl. III) acc. to OIML R76 / EN 45501

Min. measuring signal (OIML) =/> 0.42mV/V = 5mV corr. to 0.5µV/e for 10000 e

Min. measuring signal (OIML) =/> 0.25mV/V = 3mV corr. to 0.5µV/e for 6000 e

Linearity error

< 0.003 %

Zero stability error (TK

0

)

< 0.05 µV/K RTI <= 0,004%/10K at 1mV/V

Span stability error (TK

Spn

)

< +/- 2.5 ppm/K


12.4.4 Sensitivity

Sensitivity

0.5 µV/e @ 10000e (Cl. III) OIML R76; 0.5 µV/e @ 3000e OIML
R76

Resolution

7.5 million counts at 3mV/V, not legal for trade

Input voltage (input signal +
dead load)

0 ... max. 36 mV DC, symmetrical to 0

Dead load range

36 mV DC (max. input signal); input/ calibration via software

12.5 M

ECHANICAL

D

ATA

12.5.1 Construction


Metal housing of aluminium with steel lid and steel back panel. Protection class IP 65 (front panel).

12.5.2 Dimensions

Housing:

Dimensions

Width

192 mm

Height

96 mm

Depth

150 mm


12.5.3 Weight

Net weight

1.45 kg

Shipping weight

2.0 kg


12.6 U

SE IN

L

EGAL

-

FOR

-T

RADE

M

ODE


The Guide to Verification and further documents can be found on the Internet at: