No. (Hex.) Name Description Default (Range) b5-55 (0BE1) PID Feedback Monitor Selection Sets the monitor (Ux-xx) used as the PID Feedback. 000 (000 - 9999) Note: Set the x-xx part of the Ux-xx [Monitor]. For example, set b5-55 = 102 to monitor U1-02 [Output Frequency]. When the x part of Ux is a letter, replace the letter (hexadecimal number) with a decimal number. For example, set b5-55 = 1301 to monitor Ud-01. You cannot select parameter U5-xx. This parameter is disabled when you set it to 000.