GASSONIC OBSERVER-i
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6.8.22 Set Cut-off Frequency (E2H) ................................................................................................... 79
7.0CUSTOMER SUPPORT ....................................................................................................... 80
8.0APPENDIX ............................................................................................................................ 81
8.1. Warranty ................................................................................................................................... 81
8.2. Specifications ........................................................................................................................... 82
8.2.1. Electrical Specifications ........................................................................................................... 83
8.2.2. Approvals ................................................................................................................................. 84
8.3. Spare Parts and Accessories ................................................................................................... 85
8.3.1. Installation Drawings ................................................................................................................ 85
8.3.2. Calibration Equipment .............................................................................................................. 85
8.3.3. Test Equipment ........................................................................................................................ 85
8.3.4. Spare Parts .............................................................................................................................. 85
8.3.5. Microphone Replacement ........................................................................................................ 86
8.3.6. Sound Source Assembly Replacement ................................................................................... 87
8.4. Sound Source Calibration ........................................................................................................ 87
8.4.1. Considerations and Preparations ............................................................................................. 87
8.4.2. Sound-source Calibration ........................................................................................................ 87
Abbreviations
• ANN – Artificial Neural Network
• Bps – bits per second
• HART – Highway Addressable Remote Transducer (communication protocol)
• SPL – Sound Pressure Level (measured in decibels)
• UART – Universal Asynchronous Receiver/Transmitter (serial communication port)
• UGLD – Ultrasonic Gas Leak Detector
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