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12. Maintenance
12.1. About the controller
All the main information about the controller can be directly found inside the
ABOUT
menu, accessible through the main menu of the controller:
HZI855
HZI855
• PRODUCT TYPE: Model of the product.
• LAST INSPECTION: This date is modified in the MAINTENANCE MENU / INSPECTION MODE by the service team by adding the new
INSPECTION DATE after servicing the product for the first time. If there is no modification of this parameter, by default it will show
“01/01/00 00:00”.
• SERIAL NUMBER: Serial number of the product. The number can also be found on the top marking of the product as “Nº S/N”
followed by a number. This number might be asked by Hager service team whenever technical support is required.
• FIRMWARE VERSION: Version of the controller firmware. This will only change in case of a product firmware upgrade, done by an
authorised Hager service team.
• COMM ADDR: Modbus RTU communication address for the controller. It can be set through the wizard or inside the
COMMUNICATION parameters (see chapter 11.1.5)
• MAINTENANCE TEL: This value is configurable inside the MAINTENANCE menu / INTRODUCE PHONE NUMBER option to integrate
inside the ABOUT menu a phone number by the user related to the maintenance of the product.