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Victoreen 875

Operators Manual

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Contents

Victoreen High Range Containment Monitor Fluke Biomedical Table of Contents Calibration and Test Procedures General Description SpecificationsIntroduction Containment Monitor Temperature Operating 40 to 120F 4 to 49C Readout Module 876A-1 Rack Chassis Equipment OverviewHigh-Range Containment Monitor Detector Flexible Tubing 878-12-30TAB Pull Box AssemblyCables/Connectors/Panel Optional Equipment High-Range Containment Monitor Typical Energy Response Curve Detector Typical Linearity Detector High-Range Detector, Recommended Installation Receiving Inspection Procedures, Warnings, and Cautions Storage Blank Readout Module InstallationInstallation Pull Box Specifications for Cable Cable Sealing Specifications for Cable Cable and Wiring InstallationDetector Test After Installation Detector Cable Inside Containment Power Connections P1 Ancillary WiringAll Alarms on P2 Normal Operation Shelf State Computer & Recorder Operation Operation Victoreen 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 High Alarm Circuit Alert Alarm Circuit Pen Clamp Fail/Safe CircuitRecorders and Computer Buffers Panel Meter Action During ECS Test Meter at extreme lower end of scale Monitoring Circuits of The ECS Board Action of Green Safe/Reset Light and Alarm During ECS TestLow Voltage Ramp Generator Block Diagram of ECS Test Safe/Reset Sub-circuits Muting Circuits of ECS Board Blank Calibration Maintenance, Calibration, and TroubleshootingMaintenance Test Procedure TP876A-1-108 Troubleshooting PreamplifierIMeter Board P/N 876A-1-86, Schematic 876A-1-3E Signal Input CircuitMother Board P/N 876-1-78, Schematic 876-1-3A Rear Panel TP501 TP502 +6.3 Test Point Normal Channel Test Normal 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 Outputs of U206 Pulse Generator on the ECS Board Operation of the Latch Circuit Latch Circuit Circuit assumed initially in Pass Condition Fail Condition NOR Pin Voltage State Comments Calibration and Test Procedures Blank Cable and Pull Box Procedures Cable and Pull Box Procedures Victoreen Document Number Description Applicable Drawings and Bill of MaterialsApplicable Drawings Detector Cable Out of Containment Applicable Bill of Materials Fluke Biomedical