Table of Contents | Fluke 875 specs

Table of Contents

Section 1:	Introduction	1-1
1.1	General Description	1-1
1.2	Specifications	1-1
1.3	Equipment Overview	1-3
1.4	Receiving Inspection	1-8
1.5	Storage	1-9
1.6	Procedures, Warnings, and Cautions	1-9

Section 2:	Installation	2-1
2.1	Installation	2-1
2.2	Cable and Wiring Installation	2-3
Section 3:	Operation	3-1
3.1	Operation	3-1
Section 4:	Operation	4-1
4.1	Functional Description	4-1
4.2	Readout Module 876A-1	4-1
Section 5: Maintenance, Calibration, and Troubleshooting		5-1
5.1	Maintenance	5-1
5.2	Calibration	5-1
5.3	Troubleshooting	5-3
5.4	Power Supply Measurements	5-4
5.5	Signal Input Circuit	5-4
5.6	Metering Circuit	5-5
5.7	The Alarm Circuits	5-5
5.8	High Alarm Circuit	5-6
5.9	Muting Stages of the Alarm Circuits	5-6
5.10	ESC Board	5-7
5.11	Overall Fail Circuitry Associated with the ECS Test	5-9
5.12	Starting with Pins M and P on the Power Supply Schematic	5-9
5.13	Starting with Terminal H on Relay Driver Board	5-9
5.14	Provision of Inputs to Terminals M and P on the Power Supply Board	5-9
5.15	Outputs of U206 Pulse Generator on the ECS Board	5-10
5.16	Operation of the Latch Circuit	5-10

i

Image 3

Fluke 875 manual Table of Contents

Contents

High Range Containment Monitor Victoreen Fluke Biomedical Table of Contents Calibration and Test Procedures Containment Monitor SpecificationsIntroduction General Description Readout Module 876A-1 Temperature Operating 40 to 120F 4 to 49C Equipment Overview High-Range Containment Monitor DetectorRack Chassis Optional Equipment Pull Box AssemblyCables/Connectors/Panel Flexible Tubing 878-12-30TAB High-Range Containment Monitor Typical Energy Response Curve Detector Typical Linearity Detector Receiving Inspection High-Range Detector, Recommended Installation Storage Procedures, Warnings, and Cautions Blank Pull Box InstallationInstallation Readout Module Cable Sealing Specifications for Cable Detector Cable Inside Containment Cable and Wiring InstallationDetector Test After Installation Specifications for Cable Computer & Recorder Ancillary WiringAll Alarms on P2 Normal Operation Shelf State Power Connections P1 Operation Operation Victoreen 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 Circuit Fail/Safe Circuit Recorders and Computer BuffersPen Clamp Meter at extreme lower end of scale Panel Meter Action During ECS Test Action 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-circuits Blank Maintenance, Calibration, and Troubleshooting MaintenanceCalibration 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-1-3E Test Point Normal Channel Test TP501 TP502 +6.3 High 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 Board Circuit assumed initially in Pass Condition Fail Condition Latch Circuit Pin Voltage State Comments NOR Calibration and Test Procedures Blank Cable and Pull Box Procedures Cable and Pull Box Procedures Victoreen Applicable Drawings and Bill of Materials Applicable DrawingsDocument Number Description Detector Cable Out of Containment Applicable Bill of Materials Fluke Biomedical