7-24 120 Series Maternal/Fetal Monitor Revision B
2015590-001
Calibration: Nautilus Tocotransducer Calibration
Equipment Required
You will need the following:
Phillips Head Torque Driver
Screw Cap Extraction Tool
Digital Voltmeter: DM501 or equivalent with x1 probe or leads
Common Mode Rejection (CMR) Test Jack (Figure 7-4)
Potentiometer Adjustment Tool
52.5 gram weight
NOTE: You will need a specific weight to calibrate the Nautilus
Tocotransducer. Refer to “Chapter 14, Nautilus Tocotransducer” for
part number information.
Torque Seal
Loctite Adhesive #454 (recommended)
Anti-Static Wristband
Static-Free Work Surface
Calibrated 120 Series Monitor
Figure 7-6. Sealing Screw Caps
Figure 7-7. Nautilus Tocotransducers—Cover Removed
Flat Screw Cap
Button-Style Loop-Style
2264 GAX/HAX/JAX/KAX/LAX/MAX
R11
Gain
R6
Offset
R15
Gain
R5
Offset
R6
Offset Trim
2264 AAX/BAX/CAX/DAX/EAX/FAX
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