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E5CNH E5AN-H E5EN-H Digital Controllers User's Manual - OMRON

E5CNH E5AN-H E5EN-H Digital Controllers User's Manual - OMRON

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Counting Control Output ON/OFF Operations Section 4-21<br />

Control Output ON/<br />

OFF Counter Monitor<br />

Function<br />

Control Output ON/<br />

OFF Count Alarm<br />

Function<br />

ON/OFF Counter Reset Function<br />

This function is not displayed when the Control Output 1 ON/OFF Alarm Set<br />

Value and the Control Output 2 ON/OFF Alarm Set Value parameter are set to<br />

0, or when the control outputs are set for linear outputs.<br />

Parameter name Setting range Unit Default<br />

Control Output 1 ON/OFF Count Monitor 0 to 9999 100 times 0<br />

Control Output 2 ON/OFF Count Monitor 0 to 9999 100 times 0<br />

Display When ON/OFF Count Alarm Occurs<br />

When an ON/OFF count alarm occurs, the PV display in the No. 1 display<br />

shown below alternates with the ralm display on the No. 2 display.<br />

PV<br />

PV/SP (Including the items displayed by setting the “PV/SP” Display<br />

Screen Selection parameter.)<br />

PV/<strong>Manual</strong> MV (Valve Opening), PV/SP/<strong>Manual</strong> MV (Valve Opening)<br />

PV/SP displayed for the monitor/setting items<br />

PV/SP<br />

Normal ON/OFF Count Alarm<br />

25.0<br />

100.0<br />

C C<br />

25.0<br />

Alternating<br />

display<br />

ralm 100.0<br />

If the ON/OFF counter exceeds the control output ON/OFF count alarm set<br />

value, an ON/OFF count alarm will occur. The alarm status can be assigned<br />

to a control output or an auxiliary output, or it can be displayed at the Controller.<br />

The ON/OFF count alarm set value function is disabled by setting the ON/<br />

OFF count alarm set value to 0.<br />

Parameter name Setting range Unit Default<br />

Control Output 1 ON/OFF Alarm Set<br />

Value<br />

0 to 9999 100 times 0<br />

Control Output 2 ON/OFF Alarm Set<br />

Value<br />

0 to 9999 100 times 0<br />

The ON/OFF counter can be reset for a specific control output.<br />

Parameter name Setting range Unit Default<br />

ON/OFF Counter Reset 0: Disable the counter reset<br />

function.<br />

1: Reset the control output 1<br />

ON/OFF counter.<br />

2: Reset the control output 2<br />

ON/OFF counter.<br />

--- 0<br />

Note After the counter has been reset, the control output ON/OFF count monitor<br />

value will be automatically returned to 0.<br />

If an error occurs in the control output ON/OFF counter data, the ON/OFF<br />

count monitor value will be set to 9999 and an ON/OFF count alarm will occur.<br />

The alarm can be cleared by resetting the ON/OFF counter.<br />

151

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