Delta DT3 User Manual download pdf (Page 14)

 EVENT Function

This controller provides a maximum of 3 EVENTs (EV1~EV3) for respectively setting EV functions as shown in the following Table <1>.

For example, if EV1 is used for Run/Stop selection, when the controller is set to RUN status, if terminals in the Option1 slot are open, the

controller is in RUN status; if terminals in the Option1 slot are shorted, the controller

switches to STOP status.

Function setting 0 1 2 3 4

Function Disable Run/Stop SV 1/ SV 2

Auto/

Manual

Run/ Hold

Table <1> EVT function setting

Run/Stop: This function switches the controller between RUN and STOP status.

SV 1/SV 2: This function selects SV 1 or SV 2 as the active setpoint.

Auto/Manual: This function selects PID and Manual control.

Run/Hold: This function switches controller between run and hold status when in program control.

¾ Insert EV1, EV2 PCB to Option1 or Option2, or insert hardware with a built-in EV3 function

¾ Set EV functions as listed in Table <1> EVT Function Setting by parameters

, , in【Regulation Mode】.

Note: Selection of “Evt‘x’” items must match with the inserted PCB; if only Option1 is inserted, then only “Evt1” will be displayed.

 Limits of temperature ranges

Different input sensors have different application ranges (e.g.: J type factory setting is -100 ~ 1200℃), adjust parameters (upper

limit) /

(lower limit) in Initial Setting Mode.

If lower limit is altered to 0 and upper limit is altered to 200, the limit function will be enabled in the following conditions:

¾ When setting the SV value, the limits may set for 0~200℃

¾ In ON-OFF, PID, FUZZY and Self-Tuning control conditions, the control output will be forced to shut off if the PV value exceeds the

upper/lower limit. (Alarm output is still normal)

 User Setting of F1, F2 function keys

In the Operation Mode, (PV/SV display mode), pressing a function key more than 3 seconds will prompt you to the setting of the following

functions; press

keys to make a selection.

Function Description

When in a screen other than the PV/SV display mode, pressing F1/F2 key continuously may save the setting, to quickly

switch the menu screen

(When the screen shows KEY SAVE, the menu screen is saved)

AT Selecting this function, F1 / F2 button can be used for quick ON / OFF operation of AT function

R-S Selecting this function, F1 / F2 button can be used to switch between RUN/STOP status.

PROG Selecting this function, F1 / F2 button can be used to switch between RUN/HOLD status.

ATMT Selecting this function, F1 / F2 button can be used to switch between PID and MANUAL control mode

For disabling F1/F2 function, please select 【MENU】 without saving any menu screen.

 Edit a self-defined Menu Screen

Hidden MENU setting: Lock all buttons by adjusting parameter to in 【Operation Mode】. At the same time press

and

keys for 3 seconds to display , and enter Password-1. The screen will show menu number , see the following

table for details. Select “Hide” to hide the Menu.

Menu Layer setting: Lock all buttons by adjusting parameter

to in 【Operation Mode】. At the same time press

and

keys for 3 seconds to display , and enter Password-2. The screen will show menu number , see the following

table for details. Selectable items are NOR= display layers; ADJ= adjust layers; SET= set layers.

Menu layer reset: Lock all buttons by adjusting parameter

to in 【Operation Mode】. At the same time press and

keys for 3 seconds to display , and enter Password-3. The screen displays (Level reset) parameters, select

to reset all menu layers to default setting.

RUN layer Adjust layer Setting layer

Menu No. Corresponding menu Menu No. Corresponding menu Menu No. Corresponding menu

M101

M201

M301

M102

M202

M302

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Delta DT3 User Manual Page 14

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