Download Sencor SDF 760 Specifications

Transcript
Calculation
Type
Description
Calculation
Error (mg/L)
1a
instrument accuracy
(±0.001 x 7.26) + 0.01
±0.017
2a
probe background
±0.01 x (1- (8.24/9.09)) x 7.26
±0.007
2b
probe nonlinearity
±0.003 x 7.26
±0.021
2c
temp. compensation
±(24-20) x 0.002 x 7.26
±0.058
3a
temp. uncertainty
±0.01 x 7.26
±0.073
3b
pressure
±0.012 x 7.26
±0.087
Probable error can be determined by an r.m.s. calculation:
r.m.s. error = [.0172 + .0072 + .0212 + .0582 + .0732 + .0872 ]1/2 = ±0.13 mg/L
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