Symmetricom 5402, 5401 manual Environment, Emi

Page 40

Operating Manual

Specifications

5402 Dimensions

Height

Width

Depth

1.75 inches

17 inches (19 inches with mounting ears)

12 inches

Figure 7 5402 Front Panel

Figure 8 5402 Rear Panel

Environment

DRO Operating Temperature

–20ºC to +50ºC

 

 

DRO Operating Humidity

95% (non-condensing) up to 50ºC

 

 

EMI

FCC and CE (EN55022) Class B for Conducted and Radi-

ated Emissions

 

Vibration (5401 only)

Operating: MIL-E-5400, per Curve IIA and IIIB

(remains locked to 5G)

 

 

 

Crash Safety Shock (5401 only)

30 g’s for 11 ms

 

 

MTBF:

100,000 hours

 

 

PN 8500-0150, Rev. A, May 2005

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Contents
Airborne Disciplined Rubidium Oscillator Symmetricom, Inc Limited Warranty Operating Manual PrefaceLimitation of Liability Where to Find Answers to Product and Document QuestionsProprietary Notice Conventions Used in This Guide When text appears It means This way Operating Manual Preface Typographical ConventionsOperating Manual Contents PN 8500-0150, Rev. A, May Contents-1Specifications Operating ManualProduct Overview Operating Manual IntroductionSymmetricom 5401 Airborne Disciplined Rubidium Oscillator Symmetricom 5402 Disciplined Rubidium OscillatorInstallation Symmetricom 5401 Installation ProcedureOperating Manual Installation Unpacking and InspectionSymmetricom 5401 Adjustments 5401 Adjustment LocationsSymmetricom 5402 Rack Mounting Procedure Symmetricom 5402 Adjustments Symmetricom 5402 Installation ProcedureSymmetricom 5402 Initial Operation RS-232 Input/Output Operating Manual OperationOperating Manual Operation DRO Commands Via RS-232 Status RequestDiscipline Off DescriptionDiscipline On Dynamic Gain ControlEnter KO1, KO2 Enter KMMinutes Enter Disgain Enter Resync ThresholdEnter Resync Delay Enter Rate ThresholdBurst Status On Burst Status OffStatus will be output every second Turns burst status offDRO Discipline Sequence Flowchart Request TIRequest Firmware Version Enter DAC ValueDTyyy Firmware Number PN 8500-0150, Rev. A, May Request Start-up Parameters Enter Start-up ParametersOperating Manual Operation Revision Letter of Firmware Calibrate Unit Response Format DescriptionSet Defaults Returns the unit to a default state Default ValuesRequest Setup Parameters Enter 1 PPS Offset not implementedInput Threshold High/Low Enter Programmable Delay Value Enter Oscillator Control Range not implementedDesign Verify On/Off Cal Status Enter Estimation Filter Time ConstantEnter Dynamic Gain Factors Operating Manual Specifications Input Specifications and CharacteristicsInput Specifications and Characteristics Output Specifications and Characteristics Output Specifications and Characteristics Coherence a Indicators Front Panel 5401 Indicators Front Panel5402 Indicators Front Panel DRO Internal Time BasesMHz Oven Oscillator Operating Manual Specifications DRO Internal Time Bases10 MHz Oven Oscillator Dimensions WeightApproximately 8 pounds Approximately 10 pounds PN 8500-0150, Rev. A, MayEnvironment EMI
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