Fluke 875 manual Typical Linearity Detector

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Introduction

Equipment Overview 1

Figure 1-3.Typical Linearity Detector 877-1

Figure 1-4.Radiation Input vs. Meter Reading (Calculated Curve)

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Contents High Range Containment Monitor VictoreenFluke Biomedical Table of Contents Calibration and Test Procedures Containment Monitor SpecificationsIntroduction General DescriptionReadout Module 876A-1 Temperature Operating 40 to 120F 4 to 49CRack Chassis Equipment OverviewHigh-Range Containment Monitor Detector Optional Equipment Pull Box AssemblyCables/Connectors/Panel Flexible Tubing 878-12-30TABHigh-Range Containment Monitor Typical Energy Response Curve Detector Typical Linearity Detector Receiving Inspection High-Range Detector, Recommended InstallationStorage Procedures, Warnings, and CautionsBlank Pull Box InstallationInstallation Readout ModuleCable Sealing Specifications for CableDetector Cable Inside Containment Cable and Wiring InstallationDetector Test After Installation Specifications for CableComputer & Recorder Ancillary WiringAll Alarms on P2 Normal Operation Shelf State Power Connections P1Operation OperationVictoreen Readout Module 876A-1 Function DescriptionFunctional Description Negative Power Supply Operation of High Voltage Supply During ECS Test High Voltage Power Supply Normal Operation non-ECS TestFAIL/SAFE Comparison Circuit on Power Supply Board Alert Alarm Circuit High Alarm CircuitPen Clamp Fail/Safe CircuitRecorders and Computer Buffers Meter at extreme lower end of scale Panel Meter Action During ECS TestMonitoring Circuits of The ECS Board Action of Green Safe/Reset Light and Alarm During ECS TestLow Voltage Ramp Generator Block Diagram of ECS Test Muting Circuits of ECS Board Safe/Reset Sub-circuitsBlank Calibration Maintenance, Calibration, and TroubleshootingMaintenance Test Procedure TP876A-1-108 Troubleshooting Rear Panel Signal Input CircuitMother Board P/N 876-1-78, Schematic 876-1-3A PreamplifierIMeter Board P/N 876A-1-86, Schematic 876A-1-3ETest Point Normal Channel Test TP501 TP502 +6.3Normal Low Signal Level Channel Test High Alarm CircuitMuting Stages of the Alarm Circuits ESC Board P/N 876A-1-92, Schematic 876A-1-3D Wave Shapes on the Electronic Check Source Board Starting With Terminal H on Relay Driver Board Starting With Pins M and P on the Power Supply SchematicOverall Fail Circuitry Associated with the ECS Test Operation of the Latch Circuit Outputs of U206 Pulse Generator on the ECS BoardCircuit assumed initially in Pass Condition Fail Condition Latch CircuitPin Voltage State Comments NORCalibration and Test Procedures Blank Cable and Pull Box Procedures Cable and Pull Box ProceduresVictoreen Document Number Description Applicable Drawings and Bill of MaterialsApplicable Drawings Detector Cable Out of Containment Applicable Bill of Materials Fluke Biomedical