The IFM was updated with several improvements and changes in the design. The firmware in both units is backwards compatible with existing installations.  In addition, the new module, LV434000, is future ready as it is designed to work with the Masterpact MTZ. See detailed differences in FAQ FA321260.

Mainly impact for substitution is the Modbus connector (5-pin connector on TRV00210/STRV00210 and RJ45 for new reference LV434000)

You can then use the following accessories to operate substitution:

• VW3A8306D30: Cables: Rj45-open
• VW3A8306TF03 or VW3A8306TF10: T connector 3 or 10 meters
• VW3A8306RC: Modbus line Terminator

See examples for the following cases:

		<3m	>3m
Centralized	With IFE	Use Case B1	Use Case B4
	Without IFE	Use Case B2	Use Case B5
Distributed		Use Case B3	Use Case B6

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