The ornamental design for a dualtemperaturesensorassembly, as shown and described.
FIG. 1 is a top perspective view of the dual temperature sensor assembly;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a bottom view thereof;
FIG. 6 is a back view thereof;
FIG. 7 is a left side view thereof; and,
FIG. 8 is a front view thereof.
The broken line showing of structural features are included for the purpose of illustrating non-claimed subject matter and forms no part of the claimed design.