Hitachi 902 - Accuracy Control; Analytical Methods; Data Storage

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1.10Analytical Methods
Assay modes : One-point
One-point end (+ prozone check)
Two-point rate
Two-point end (+ prozone check)
Three-point two-item
One-point rate two-item
Rate A (+ sample blank correction)
Rate A (+ serum indexes)
Rate B two-item (same wavelength)
Rate B two-item (different wavelengths)
ISE
Data alarms : Based on Model 7070/7170
Standard solution : 22 kinds max. (positions to be shared with control sera)
Calibration types : Linear (2-point linear)
K factor
4 parameter LOGIT-LOG
5 parameter LOGIT-LOG
Spline
Segmented line
Calibration method : At startup only; all points (FULL) and reagent-blank-corrected
calibration
Calculation channels : For 8 channels
Test-to-test compensation : For 8 channels
1.11Accuracy Control
Control serum : 5 kinds max. (positions shared with standard solutions)
1.12Data Storage
Routine sample data : 400 samples (in data disk)
Stat sample data : 50 samples (in data disk)
Control sample data : 5 kinds × 30 (in SRAM)