Fluke 875 manual High-Range Containment Monitor

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Introduction

Equipment Overview 1

Figure 1-1.High-Range Containment Monitor 875

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Contents High Range Containment Monitor VictoreenFluke Biomedical Table of Contents Calibration and Test Procedures Introduction SpecificationsGeneral Description Containment MonitorReadout Module 876A-1 Temperature Operating 40 to 120F 4 to 49CEquipment Overview High-Range Containment Monitor DetectorRack Chassis Cables/Connectors/Panel Pull Box AssemblyFlexible Tubing 878-12-30TAB Optional EquipmentHigh-Range Containment Monitor Typical Energy Response Curve Detector Typical Linearity Detector Receiving Inspection High-Range Detector, Recommended InstallationStorage Procedures, Warnings, and CautionsBlank Installation InstallationReadout Module Pull BoxCable Sealing Specifications for CableDetector Test After Installation Cable and Wiring InstallationSpecifications for Cable Detector Cable Inside ContainmentAll Alarms on P2 Normal Operation Shelf State Ancillary WiringPower Connections P1 Computer & RecorderOperation OperationVictoreen Function Description Functional DescriptionReadout Module 876A-1 Negative Power Supply High Voltage Power Supply Normal Operation non-ECS Test FAIL/SAFE Comparison Circuit on Power Supply BoardOperation of High Voltage Supply During ECS Test Alert Alarm Circuit High Alarm CircuitFail/Safe Circuit Recorders and Computer BuffersPen Clamp Meter at extreme lower end of scale Panel Meter Action During ECS TestAction of Green Safe/Reset Light and Alarm During ECS Test Low Voltage Ramp GeneratorMonitoring Circuits of The ECS Board Block Diagram of ECS Test Muting Circuits of ECS Board Safe/Reset Sub-circuitsBlank Maintenance, Calibration, and Troubleshooting MaintenanceCalibration Test Procedure TP876A-1-108 Troubleshooting Mother Board P/N 876-1-78, Schematic 876-1-3A Signal Input CircuitPreamplifierIMeter Board P/N 876A-1-86, Schematic 876A-1-3E Rear PanelTest Point Normal Channel Test TP501 TP502 +6.3High Alarm Circuit Muting Stages of the Alarm CircuitsNormal Low Signal Level Channel Test ESC Board P/N 876A-1-92, Schematic 876A-1-3D Wave Shapes on the Electronic Check Source Board Starting With Pins M and P on the Power Supply Schematic Overall Fail Circuitry Associated with the ECS TestStarting With Terminal H on Relay Driver Board 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 Applicable Drawings and Bill of Materials Applicable DrawingsDocument Number Description Detector Cable Out of Containment Applicable Bill of Materials Fluke Biomedical