D
OCUMENT
301900,
R
EVISION
D
EpiSensor Configuration..............................................................................20
Opening the EpiSensor Case................................................................21
Pin Numbering System ................................................................................21
Jumper Selectable Options...........................................................................22
Setting the Full-scale Range ........................................................................22
Headers and Connectors on Oscillator Board..............................................25
Output Voltage Level...................................................................................26
Power & Noise Configurations....................................................................27
Low-Noise Power Control ...................................................................28
Power Supply Options .........................................................................29
Calibration Coil............................................................................................29
Calibration Coil Disconnect.................................................................29
Calibration Coil Test Connector ..........................................................30
Closing the EpiSensor Case.................................................................30
4. Maintenance
Recommended Maintenance........................................................................33
Adjust the Accelerometers...................................................................33
Complete a Functional Test .................................................................33
Calibration............................................................................................33
Desiccant Replacement........................................................................34
Troubleshooting and Repair.................................................................34
5. Reference
Theory of Operation.....................................................................................35
Working Principle................................................................................36
Features................................................................................................37
Pole Zero Representation of the EpiSensor ................................................38
Polarity Conventions....................................................................................40
Electrical Interface .......................................................................................42
6. Advanced Installations
CE Compliant Installations ..........................................................................43
Using EpiSensors with Altus Instruments ...................................................43
The Etna ...............................................................................................44
The K2 & Mt. Whitney........................................................................44
Dual Gain Systems...............................................................................44
