User's Manual

MAINTENANCE FUNCTIONS
SKF Enlight Collect IMx-1 wireless sensor
SKF Enlight Collect IMx-1 System
User Manual
Revision C
53 (92)
4 Maintenance functions
4.1 SKF Enlight Collect IMx-1 wireless sensor
4.1.1 Updating sensor firmware
Like gateway firmware, sensor firmware is stored in @ptitude Observer and is first
transferred to the gateway. Standard or Alternative firmware are supported, this
choice is a gateway level selection, so applies to both sensors and gateway.
Figure 31 Gateway and sensor firmware is stored in @ptitude Observer
Once loaded to @ptitude Observer new sensor firmware is downloaded automatically
to connected gateways and from there propagates across the wireless mesh. During
this transfer, which for a system of 20 sensors may take 12 or more hours to
complete depending on network transfer time, measurement data continues to be
collected per the schedule but when a sensor is downloading firmware some missed
measurements should be expected, typically corresponding to a period of around 7-
hours.
When the process is complete the new sensor firmware revision is reported to the
gateway and onward to @ptitude Observer. Note that depending on when the next