Step

Operation

 

Press

Result

4

Show Tuning

 

 

 

Until “TUNE OFF” is shown on

 

Lower

 

 

Prompt

 

Display

 

lower display.

 

 

 

 

 

5

Initiate Tuning

 

 

 

Select “DO SLOW” or “DO FAST”

 

 

 

 

 

in lower display.

6

Tuning in operation

 

 

 

Upper display will show a “T” as

 

Lower

 

 

 

 

Display

 

long as ACCUTUNE process is

 

 

 

 

 

operating. When process

 

 

 

 

 

completes, tuning parameters are

 

 

 

 

 

calculated and lower display will

 

 

 

 

 

show “NO TUNE” prompt.

 

 

 

 

 

 

Table 4-9 Procedure for Using MANUAL TUNE for Cool side of Duplex Control

Step

Operation

 

Press

Result

1

Configure LSP2

 

 

 

Until 2SP (Local Setpoint 2) shows

 

Lower

 

 

 

 

Display

 

in the lower display.

 

 

 

 

 

2

 

 

or

 

Until LSP2 is a value within the

 

 

 

 

 

Cool Zone (output below 50%).

3

Switch to

 

 

 

Until the “A” indicator is lighted (on

 

Man

 

 

“Automatic” Mode

 

Auto

 

controllers with Manual option).

 

 

 

 

 

4

Show Tuning

 

 

 

Until “TUNE OFF” is shown on

 

Lower

 

 

Prompt

 

Display

 

lower display.

 

 

 

 

 

5

Initiate Tuning

 

 

 

Select “DO SLOW” or “DO FAST”

 

 

 

 

 

in lower display.

6

Tuning in operation

 

 

 

Upper display will show a “T” as

 

Lower

 

 

 

 

Display

 

long as ACCUTUNE process is

 

 

 

 

 

operating. When process

 

 

 

 

 

completes, tuning parameters are

 

 

 

 

 

calculated and lower display will

 

 

 

 

 

show “NO TUNE” prompt.

76

UDC3200 Universal Digital Controller Operator Manual

04/08

Page 82
Image 82
Honeywell UDC3200 manual Step Operation Press Result