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Micromod MOD: Modcell 2050R Users Guide User Manual

Page 138

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IB-23C650

BASIC OPERATION

OPERATION IN AUTOMATIC MODE

This section describes operations for local set-points, remote or multiple set-
points, and A/M ratio bias while the controller is in the automatic mode. For
automatic ramp/soak and totalizer operations, refer to those operations
sections.

Note:

If tune or configure passwords have been employed, the
passwords will be required to change any values.

Automatic Operation with Local Set-Point

[AUT] indicates that the controller is in
automatic mode.

Bottom status display indicates lower
engineering display is showing the
current set-point and its engineering
units label.

DN

/

UP

display indicates that set-point

value can be changed in automatic.

Press

DN

or

UP

to change set-point

variable

Press the scroll key to display the
output in percent in the lower
engineering display.

[OUT] appears in the third status
display indicating that lower
engineering display is showing the
current output value.

H or C indicates Heat or Cool if
controller was configured for heat/cool
operation.

DNUP

status indicator disappears,

since output cannot be changed in
automatic.

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