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Nematron Pointe Controller User Manual

Page 360

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Appendix C: Ladder Diagram Block Reference

Pointe Controller User Guide

358

Configuration Reference

The parameters of this block are described in the following table:

Param

Name

Config

Var Type

Description

EN

Enable

no

-

The state of the rung (off/on)
received from the left.

ENO

Enable
Out

no

-

The state of the rung (off/on)
passed to the right.

CU

Count Up

req

%IX

%QX

%MX

T_DONE

The enable bit which must be set in
order for the counter to increment.

CD

Count
Down

req

%IX

%QX

%MX

T_DONE

The enable bit which must be set in
order for the counter to
decrement.

R

Reset

req

%IX

%QX

%MX

T_DONE

The reset bit; if this bit is set, then
the counter is set to 0.

L

Preset

req

%IX

%QX

%MX

T_DONE

The preset bit; if this bit is set, then
the counter is set to the preset
value.

PV

Preset
Value

req

%IUD

%QUD

%MUD

Numeric

The preset value of the counter.

QU

Output
Up

req

%QX

%MX

The “done bit which is set when
the counter reaches the preset
value.

QD

Output
Down

req

%QX

%MX

The “done bit which is set when
the counter reaches 0.

CV

Counter
Value

req

%QUD

%MUD

The current value of the counter.