Debugging an Application

Dynamic Mode Function Block Parameters

Presentation

In RUN mode a function block preset value may be changed dynamically if it is not locked.

 

Functions with parameters in LD mode:

 

z

Auxiliary relays (latching),

 

z

Discrete Outputs (latching),

 

z

Clocks

 

z

Analog comparators,

 

z

Timers

 

z

Counters

 

z

Fast counters.

 

Functions with parameters in FBD mode:

 

z Numerical constant-type inputs,

 

z

Clock,

 

z

Gain,

 

z Timers: TIMER A/C, TIMER B/H, TIMER Li,

 

z

Counter: PRESET COUNT / UP DOWN COUNT,

 

z

H-SPEED COUNT fast counter,

 

z

PRESET H-METER hour counter,

 

z

CAM block.

Accessing /

 

Parameters may be accessed from the following screens:

Modifying

z

PARAMETERS: See PARAMETERS Menu, p. 51,

parameters

z

MONITORING: on the ladder diagram.

To modify the parameters of an element from the MONITORING screen, proceed as follows:

Step Action

1Position the cursor on the element you would like to modify using the navigation keys.

2At the same time, hold down Shift and the Param key to open the parameter window.

3Position the cursor on the modifiable parameter fields using the navigation keys: .

4Modify the value of the parameter using the and (+ and -) keys, holding down Shift.

5Confirm the modifications by pressing Menu/OK, which will open the confirmation window. Confirm a second time by pressing Menu/OK to save.

Note: Only the parameters of unlocked blocks may be modified.

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SR2MAN01 11/2007

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Schneider Electric SR2MAN01 user manual Dynamic Mode Function Block Parameters, Presentation, Accessing