Eurotherm 3116 PID Podręcznik Użytkownika Pobierz pdf (Strona 21)

ENG

3116 User Guide Part No. HA028005ENG Issue 2.0 May 04

5.4.5 To Select Manual Operation and Adjust the Output Power

Press

and hold

▼

▼▼

▼

and

▲

▲▲

▲

(Mode) together for more than 1 second. This can only be

accessed from the HOME display.

1. ‘Auto’ is shown in the upper display. The lower display will scroll the longer alternate

description of this parameter, ie ’ loop m ode – auto m anual off’

2. Press

▲

to select ‘mAn’. This is shown in the upper display and the MAN beacon is lit.

3. The controller will return to the HOME display. The upper display shows PV. The lower

display shows demand power. At the point of changeover the manual demand power is the

same as it was when in Auto (bumpless transfer auto to manual).

4. Press

▼

▲

to lower or raise the power. The output power is continuously updated

when these buttons are pressed

5. The loop can also be turned off (zero power output demand) by selecting ‘OFF’ in the

upper display. Loop break is also turned off. The controller will return to the HOME

display. The upper display shows the PV. The lower display shows OFF. The MAN beacon

is lit in this mode.

6. To Return to Automatic operation, press

▼

and

▲

together. Then press

▼

to select ‘Auto’. At the

point of changeover to automatic operation the power demand takes the current value and gradually changes

to that required by the controller bumpless transfer manual to auto)

t + u

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Eurotherm 3116 PID Podręcznik Użytkownika Strona 21