Fluke 875 manual Readout Module 876A-1, Temperature Operating 40 to 120F 4 to 49C

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Victoreen 875

Operators Manual

Hermetic Integrity	1E10-5 cm3 of helium per second @ one standard
	atmosphere
Chamber Fill Gas	Nitrogen/helium (2%) at atmospheric pressure
Dimensions (W x H x D) with Mounting Bracket		9.25 x 12.5 x 10.06 in
	(234.95 x 317.5 x 255.52 mm)
Weight	Approximately 18 lb (8.17 kg)
Temperature, Storage	40° to 160°F (4° to 71°C)
Temperature, Operating	40° to 160°F (4° to 71°C)
	375°F (180°C) peak, accident, 3 hours
Relative Humidity	100% (waterproof)
Total Integrated Dose	2E8 Rads + 10% margin, 60Co
Chemical Spray	0.45 Gallons/minute/ft2 (0.28 molar H3BO3, 3000 ppm
	Boron, and NaOH; ph of 11, 24 hrs
LOCA Test Duration	28 days

(Consult Fluke Biomedical, Radiation Management Services, for a complete description of Qualification Test Results)

Readout Module 876A-1

Range

Input Current

Recorder Output optional)

Computer Output optional)

System Accuracy (during "all" conditions)

Power Requirements:

maximum

Temperature Coefficient

Dimensions (W x H x D)

Weight

Environmental Parameters

1 to 107 R/h

Minimum: 6.5 to 7.5 x 10-11A

Maximum: 6.5 to 7.5 x 10-4A

0 to +1 VDC, logarithmic (0 - 10 mV and 0 – 5 V

0 to +5 VDC, logarithmic (0 - 100 mV and 0 - 50 mV

(Other Outputs Available Upon Request)

Accumulative @ Meter +36% of input radiation Analog Outputs +28% of input radiation

a)AC Voltage: 108 to 132 VAC, RMS @ 60 ± 3 Hz

b)Battery Power: 22 to 32 VDC @ 600 mA DC

0.40%/°C, + 0.25 R/h/°C

8.46 x 5.25 x 15.21 in

(214.88 x 133.35 x 386.33 mm)

20 lbs (9.07 kg)

Temperature (Storage): 40° to 140°F (4° to 60°C)

Temperature (Operating): 40° to 120°F (4° to 49°C)

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Contents Victoreen High Range Containment MonitorFluke Biomedical Table of Contents Calibration and Test Procedures General Description SpecificationsIntroduction Containment MonitorTemperature Operating 40 to 120F 4 to 49C Readout Module 876A-1Equipment Overview High-Range Containment Monitor DetectorRack Chassis Flexible Tubing 878-12-30TAB Pull Box AssemblyCables/Connectors/Panel Optional EquipmentHigh-Range Containment Monitor Typical Energy Response Curve Detector Typical Linearity Detector High-Range Detector, Recommended Installation Receiving InspectionProcedures, Warnings, and Cautions StorageBlank Readout Module InstallationInstallation Pull BoxSpecifications for Cable Cable SealingSpecifications for Cable Cable and Wiring InstallationDetector Test After Installation Detector Cable Inside ContainmentPower Connections P1 Ancillary WiringAll Alarms on P2 Normal Operation Shelf State 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 High Alarm Circuit Alert Alarm CircuitFail/Safe Circuit Recorders and Computer BuffersPen Clamp Panel Meter Action During ECS Test Meter at extreme lower end of scaleAction of Green Safe/Reset Light and Alarm During ECS Test Low Voltage Ramp GeneratorMonitoring Circuits of The ECS Board Block Diagram of ECS Test Safe/Reset Sub-circuits Muting Circuits of ECS BoardBlank Maintenance, Calibration, and Troubleshooting MaintenanceCalibration 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 PanelTP501 TP502 +6.3 Test Point Normal Channel TestHigh 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 Outputs of U206 Pulse Generator on the ECS Board Operation of the Latch CircuitLatch Circuit Circuit assumed initially in Pass Condition Fail ConditionNOR Pin Voltage State CommentsCalibration 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