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Fluke
875
manual
Typical Linearity Detector
Models:
875
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Troubleshooting
Specifications
Install
Block Diagram of ECS Test
High Alarm Circuit
Ancillary Wiring
Maintenance
Safe/Reset Sub-circuits
Cables/Connectors/Panel
Test Procedure TP876A-1-108
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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)
1-7
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Page 11
Image 11
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Contents
High Range Containment Monitor
Victoreen
Fluke Biomedical
Table of Contents
Calibration and Test Procedures
Containment Monitor
Specifications
Introduction
General Description
Readout Module 876A-1
Temperature Operating 40 to 120F 4 to 49C
Rack Chassis
Equipment Overview
High-Range Containment Monitor Detector
Optional Equipment
Pull Box Assembly
Cables/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
Installation
Installation
Readout Module
Cable Sealing
Specifications for Cable
Detector Cable Inside Containment
Cable and Wiring Installation
Detector Test After Installation
Specifications for Cable
Computer & Recorder
Ancillary Wiring
All Alarms on P2 Normal Operation Shelf State
Power Connections P1
Operation
Operation
Victoreen
Readout Module 876A-1
Function Description
Functional Description
Negative Power Supply
Operation of High Voltage Supply During ECS Test
High Voltage Power Supply Normal Operation non-ECS Test
FAIL/SAFE Comparison Circuit on Power Supply Board
Alert Alarm Circuit
High Alarm Circuit
Pen Clamp
Fail/Safe Circuit
Recorders and Computer Buffers
Meter at extreme lower end of scale
Panel Meter Action During ECS Test
Monitoring Circuits of The ECS Board
Action of Green Safe/Reset Light and Alarm During ECS Test
Low Voltage Ramp Generator
Block Diagram of ECS Test
Muting Circuits of ECS Board
Safe/Reset Sub-circuits
Blank
Calibration
Maintenance, Calibration, and Troubleshooting
Maintenance
Test Procedure TP876A-1-108
Troubleshooting
Rear Panel
Signal Input Circuit
Mother 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
Normal Low Signal Level Channel Test
High Alarm Circuit
Muting 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 Schematic
Overall Fail Circuitry Associated with the ECS Test
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
Document Number Description
Applicable Drawings and Bill of Materials
Applicable Drawings
Detector Cable Out of Containment
Applicable Bill of Materials
Fluke Biomedical
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