ADVIA Centaur XPT Immunoassay System
An advanced automated immunoassay analyzer designed for continuous operation

ADVIA Centaur XPT Immunoassay System
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Product Specifications 
System DescriptionRandom-access immunoassay system
Test ThroughputUp to 240 tests per hour
Time to First Result18 minutes; results every 15 seconds thereafter, assay dependent
Assays Onboard30 assays
Disease-State Assay Groups*Allergy, Anemia/Iron Metabolism, Bone Metabolism, Cardiac, Diabetes, Hepatitis, HIV, Immunosuppressant Drugs, Liver Fibrosis, Metabolic, Oncology, Reproductive Endocrinology, Sepsis, Special ID, Therapeutic Drug Monitoring (TDM), Thyroid, ToRCH
Continuous OperationLoading/unloading of samples and consumables at any time without interrupting system operation. Includes sample racks, STATs, reagent packs, ancillary reagent packs, reaction cuvettes, sample pipette tips, calibrators, controls, wash fluids, water, and waste.
Sample Handling 
Sample Tubes3 mL, 5 mL, 7 mL, and 10 mL tubes; 1 mL and 2 mL sample cups; microcontainer tubes
Sample InputUniversal 5-position rack holds multiple tube types; 180 samples fully loaded; no-pause loading and unloading
Validated Sample TypesSerum, plasma, urine (assay-dependent)
Sample Volume per Test10–200 μL, assay-dependent
Sample Integrity ControlPressure transducer technology with clot detection, flagging, and management; short-sample detection
STAT HandlingDedicated STAT port accepts samples any time; STAT samples are processed with priority
Sample DilutionAutomatic dilution varies by assay, up to 1:2500
Auto-reflex TestingAutomatic ability to perform additional tests based on results of first test
Sample Pipette Tips840 disposable sample tip capacity
Sample Carryover PreventionDisposable pipette tips ensure zero sample carryover
Bar Codes 
Sample Bar CodesUp to 20 digits; Interleaved 2 of 5; Code 39, Code 128, Codabar; A, B, and special characters (.-+/*$%)
Reaction Area 
Reaction CuvettesCapacity of 1000 optical-grade plastic cuvettes
Reaction BathAir bath, 37°C
Assay Result CalculationsSMART algorithm software repeats and confirms reactive testing; results available as completed
Assay TechnologyChemiluminescence using Advanced Acridinium Ester
Reagent Handling 
Reagent Tray30-position reagent tray refrigerated between 4 and 10°C (39–50°F)
Reagent Capacity Onboard30 assays
Reagent ContainersADVIA Centaur® ReadyPack® (various pack sizes available)
Reagent Integrity ControlBar-code reagent identification, automatic inventory tracking and flagging, calibration valid tracking and flagging, reagent onboard stability tracking and flagging, reagent expired/reagent low flagging
Onboard Stability28 days (average)
Reagent MixingADVIA Centaur ReadyPacks automatically rocked onboard
Ancillary Reagents25-position ancillary reagent tray cooled 4–8°C (39–46°F)
Auto-calibration/Auto-QCAvailable automatic QC ordering by test, control, date, and time
QC DataAdvanced QC package includes Levey-Jennings plots and Westgard rules
User Interface/Data Management 
Monitor22-inch diagonal high-resolution LCD touchscreen with adjustable height
Operating SystemMicrosoft Windows 7
System DocumentationOperator manual, quickstart guide, and context-sensitive online help
Data Storage1,000,000 test/QC results; 500,000 can be historical; can archive to removable media
Onboard Maintenance LogsYes
Host InterfaceRS232C bidirectional and host query; Ethernet connection available
Host QueryYes
Remote Access & Service1000Base-T Ethernet port for remote access and modem for Siemens Remote Service
Removable Media 
Removable MediaCD, DVD, or USB
General Specifications 
Power Requirements200-240 V at 50/60 Hz; 1.2 kW maximum
Maximum Water Consumption2.5 liters (0.6 gallons) per hour
Drain RequirementsMinimum of 2.5 liters (0.6 gallons) per hour
DimensionsWith monitor: 167 (h) x 196 (w) x 104 (d) cm; 66 (h) x 77 (w) x 41 (d) in.
Without monitor: 133 (h) x 196 (w) x 104 (d) cm; 52 (h) x 77 (w) x 41 (d) in.
Weight585 kg (1289 lb)
ComplianceComplies with international environmental, health, and safety standards
Noise Emission65 dB maximum
Processing Heat Output5100 BTU/hour
Ambient Temperature18–30°C (64–86°F)
Ambient Humidity20–80% noncondensing
Floor Load-Bearing Requirement412 kg/m2 (84 lb/ft2)

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* Due to local regulations, not all products are available in all countries.
Not available for sale in the U.S.

The products/features (mentioned herein) are not commercially available in all countries. Due to regulatory reasons their future availability cannot be guaranteed. Please contact your local Siemens organization for further details.