Omega ILD44-UTP User Manual

Page 48

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44

ACTION TYPE SUBMENU:

The error that results from the measurement of the Process Variable may be
positive or negative since it may be greater or smaller than the Setpoint. If a
positive error should cause the instrument output to increase (i.e. cooling), it
would be called Direct Acting. If a negative error should cause the output to
decrease (i.e. heating), it would be called Reverse Acting.

Press

d

6) Display flashes

DRçT Direct or RVRS Reverse.

Press

b

7) Scroll through the available selections: “Direct” or “Reverse”.

Press

d

8) Display shows

STRD stored message momentarily and then

advances to

AUTo only, if it was changed, otherwise press a to

advance to

AUTo Auto PID Submenu (If PID Control type was

selected).

If ON/OFF was selected in the Control Type, the display skips to
the Dead Band Submenu.

AUTO PID SUBMENU:

Press

d

9) Display flashes

ENBL Enable or DSBL Disable.

Press

b

10) Scroll through the available selections: “Enable” or “Disable”.

If "Enabled", the PID parameter of Output 1 will be copied to
Output 2.

Press

d

11) Display shows

STRD stored message momentarily and then

advances to the next submenu only, if it was changed, otherwise
press

a to advance to the next submenu.

If AUTO PID was ENABLED", the display skips to the

CYCL

CYCLE TIME submenu. If "AUTO PID" was "DISABLED", the
display will show

PRoP PROPORTIONAL BAND Submenu

allowing the user to manually enter the Proportional Band value.

The Reset and Rate value are the same as Output 1.

PROPORTIONAL BAND SUBMENU:

Press

d

12) Display flashes 1

st

digit of the previous Proportional Band

value.

Press

b & c 13) Press b and c buttons to enter a new Proportional Band

value.

Press

d

14) Display shows

STRD stored message momentarily and then

advances to

CYCL only, if it was changed, otherwise press a to

advance to the

CYCL Cycle Time Submenu.

Refer to “Proportional Band” Submenu of “Output 1” Menu.

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