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Introduction
The HY-TTC 37XH is a powerful I/O expansion module for the off-highway market.
It is capable of controlling resistive power loads with up to 90 A total switch current and is typically used for controlling vehicle lights.
It is designed to be installed without a casing in confined spaces directly in the driver’s cab.
The HY-TTC 37XH is a straight slave module and communicates with the controller which is configured as the bus master via the CAN J1939 protocol standardized for the automotive sector.