The product with the code 101021528 is a pluggable contact block designed for use with emergency-off systems. It features contact labeling for terminals 31-32 and 43-44, with a mounting flange positioned at 2-3mm. The device is suitable for mechanical installation in various sensor applications, with dimensions of approximately 29x17x42mm. It is part of the EFM series and is compatible with mounting and installation conditions specified for industrial sensor systems.
The above description is based on our office/warehouse notes. Some data may be inaccurate - refer to your part number.

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