Copyright © Sigicom AB 2021
Table of Contents
1. Introduction ......................................................................................... 7
1.1. INFRA System .......................................................................... 7
1.2. INFRA C22 Vibration Monitor ................................................. 7
1.3. INFRA C22 Enclosure .............................................................. 8
1.4. Unpacking and Parts Identification ........................................... 9
2. Product Description .......................................................................... 10
2.1. Keypad .................................................................................... 10
2.2. Display .................................................................................... 11
2.3. Batteries ................................................................................... 12
2.4. External Power Connector ...................................................... 12
2.5. USB Connector (Micro-B Type) ............................................. 12
2.6. Memory Card .......................................................................... 13
2.7. SIM Cards ............................................................................... 13
3. Measuring Parts ................................................................................ 15
3.1. Measuring Hardware ............................................................... 15
3.1.1. Vibration Sensor ................................................................. 15
3.1.2. Analog Electronics .............................................................. 15
3.1.3. Analog-Digital Conversion ................................................. 15
3.1.4. Digital Signal Processing .................................................... 15
3.2. Measuring Logic ..................................................................... 16
3.2.1. Measurement Standards ...................................................... 16
3.2.2. Interval Measurements ........................................................ 16
3.2.3. Transient Recording ............................................................ 18
3.2.4. Overload Handling .............................................................. 19
3.3. Data Storage ............................................................................ 19
3.3.1. Transient Data ..................................................................... 19
3.4. Additional Hardware ............................................................... 19
3.4.1. Humidity Sensor ................................................................. 19
3.4.2. GPS Receiver ...................................................................... 19
4. Configuration and Installation .......................................................... 21
4.1. Configurations and Settings .................................................... 21
4.1.1. INFRA Net Communication Schedule ............................... 21
4.1.2. Flight Mode ......................................................................... 21
4.1.3. Configuration Menu ............................................................ 21
4.1.4. INFRA Net Messages ......................................................... 21
4.1.5. Factory Default Settings ..................................................... 22
4.2. Mounting ................................................................................. 22
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