Operation 
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3 Operation 
3.1 Overview 
This section gives you all the information necessary to help you monitor and operate your 
controller including an Operator Interface overview, an explanation of the Displays, keys, 
and LEDs, and Mode access, and Operation Modes.  
3.2  Operator Interface Overview 
Figure 3-1 is a view of the operator interface. See Table 3-1 for a description of Displays, 
LEDs, and Keys.  
Also, see section 4.5 to allow parameters to be hidden or diplayed. 
 
Upper Display 
Lower Display 
SET key 
/M key 
SHIFT key 
Up key 
Down key 
LEDs 
Bar Graph 
 
Figure 3-1 Operator Interface