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Schneider Electric support forum about all Intelligent Field Devices brands of Sensors, Thermostats, Glass Touch Panels, Valves and Actuators
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Posted: 2025-10-22 04:54 AM
We have connected 2 SP90 actuators via MODbus to an AS-P (version 7.02.348).
When we read the firmware MODbus point (register 33034) it reads value 1.319.
Is this the newest version?
A couple of questions :
- Is it possible to upgrade the firmware over MODbus ?
- Is it possible to upgrade the software if the SP90 is connected to MODbus on a RP-C-16C ?
- Where do we find the description on the upgrade process, if it is possible ?
- Where do we find the firmware files ? I have searched the Exchange but I cant find them.
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Posted: 2025-10-22 05:45 PM
@FlatBeach as far as I know we can upgrade the firmware via BACnet, I have not seen instructions or files for Modbus. Firmware files and upgrade instruction (via BACnet) are available from Product Support.
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