® 2014 General Electric Company. All rights reserved. Masoneilan 12400 Series Transmitter/Controller Instruction Manual | 39
Activation through push-buttons (see Annex C):
a. Change device mode to Setup mode and go to the Advanced Setup menu.
b. By pressing two times the push-buttons +, go the Controller (CTRL) menu and press * to enter.
c. Activate or disable the Controller function.
d. Leave the Advanced Setup menu to validate the new setting.
7.7.3. PID CONTROLLER STRUCTURE
The PID structure used is the parallel mode:
Two types of designs can be selected for the derivative action based on the error or on the process variable
Derivative action is on the ERROR
Derivative action on the Process Variable.