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The program lock key is required for the BF and NF-Series Standard models and Soft Stop models.
The Program Lock Key protects from incidental or operator tampering of the programmable settings on the side of select BF-Series models*. To adjust the settings the Program Lock Key must be is plugged into the STC40 & FT-30D Mini Transformer.
* Note! The program key is required for the BF-Series Mini models, Standard Models and Soft Stop Models. RPM & Soft Start Settings cannot be adjusted without it.
The program Key cannot be used with BF-Series Standard Plus Models, Soft Stop Plus Models & Angle & Auto Reverse Models.
