ACH 500 Programming Manual 4-1
Chapter 4
 
– Control Operation
This chapter describes the Operating Data parameters and how to monitor and 
select them. It explains Keypad control and External control, and describes 
the Keypad Reference 1, Keypad PI, and External Reference 1 and 2 
parameters.
Operating Data 
Parameters
The Operating Data Parameter monitored values are updated five times a 
second.
Parameters 1 – 8 monitor drive functions and do not affect drive performance.
Overview
To monitor drive and motor activity, select Operating Data Parameters 1 – 8. 
These parameters display information about the ACH 500 and motor activity 
only. You cannot change the values of these parameters. Refer to Motor 
Control Values in this chapter for more information on the monitoring 
functions of Operating Data Parameters 1 – 8.
The Operating Data parameters begin with Parameter 1 (Output Frequency). 
Press [Up Arrow] or [Down Arrow] to move to the next Operating Data 
Parameter. 
Figure 4-1 Operating Data Parameter 1
Table 4-1 lists the Operating Data Parameters, selected or monitored values, 
and functions.