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Ceramic Face Sensor Antenna with Attached Sensor Electronics Unit Power/Interface Option ST-3300 I/O Unit – a NEMA4 rated metal enclosure containing +/-15V DC power supply and control signals for the Ceramic Face Sensor with Attached Sensor Electronics Unit. The I/O Unit connects to the user’s A/C power and provides terminal blocks...
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ST-3300 Ceramic Face Sensor Installation Guidelines Locating the Sensor Select a location to install the Sensor where the board product being measured will remain flat during travel over the Sensor location for the full length or width of board. Avoid locations where the contact (vertical height) between the board and Sensor may change during board travel due to changing slope or roller height change on conveyor.
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Mounting the I/O Unit The ST-3300 I/O Unit is typically mounted near the Sensor in a conveniently accessible location for periodic maintenance and calibration tasks. Two standard M12 cables are used to connect the Sensor Electronics Unit to the I/O Unit. The M12 cables come in standard lengths of 33 ft.
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8. Verify connections on I/O Unit Terminal Block Connector J9 to single phase 90-250V A/C with Earth Ground. Quick ST-3300 Calibration Allow the ST-3300 System to warm-up >60 minutes to fully stabilize before calibration and use for process measurement. Pre-Zero: Wipe the ceramic face of the sensor clean with a broom or dry cloth.
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