Copyright © Sigicom AB 2021
4
Table of Contents
1.
Introduction ......................................................................................... 7
1.1.
INFRA System .......................................................................... 7
1.2.
INFRA C20 Vibration Monitor ................................................. 7
1.3.
INFRA C20 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 ............................................................ 17
3.2.4.
Overload Handling .............................................................. 17
3.3.
Data Storage ............................................................................ 18
3.3.1.
Transient Data ..................................................................... 18
3.4.
Additional Hardware ............................................................... 18
3.4.1.
Humidity Sensor ................................................................. 18
3.4.2.
GPS Receiver ...................................................................... 18
4.
Configuration and Installation .......................................................... 19
4.1.
Configurations and Settings .................................................... 19
4.1.1.
INFRA Net Communication Schedule ............................... 19
4.1.2.
Flight Mode ......................................................................... 19
4.1.3.
Configuration Menu ............................................................ 19
4.1.4.
INFRA Net Messages ......................................................... 19
4.1.5.
Factory Default Settings ..................................................... 19
4.2.
Mounting ................................................................................. 20