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OUTPUT 2

LOGIC

HEAT

User can select Heat logic for  control Output 2 in which  OP2  will remain ON till 
PV<SP2 (PV increases when output is ON).

User  can  select  Cool  logic  for    control  Output  2  in  which  OP2  will  remain  ON  till 
PV> SP2 (PV decreases when output is ON).

LOWER

DISPLAY

UPPER

DISPLAY

 PARA

METER

DESCRIPTION

DEFAULT

TABLE 3 :

 

Below listed options will appear only if OP2 is selected as an Auxiliary Control Mode .

 

INPUT

TYPE

If selected, User can set SP2 value independently, irrespective of SP1.

In this mode SP2 is always related with SP1.
User can set SP2 value with deviation of ± 99°C w.r.t SP1.

ABS

SET

POINT

2

Enable

If Enabled, User can View & edit the Set point (SP2) in USER list. 

If disabled, User can not View or edit Set Point (SP2) in USER list.

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OIM AI-7X82 V2.0 Page 6 of 9

LOWER

DISPLAY

UPPER

DISPLAY

 PARA

METER

DESCRIPTION

DEFAULT

OUTPUT 2

MODE

Disable

This parameter will appear only if Control logic is Heat-Cool.
If Enabled, User can set Diff. mode for OUTPUT 2 in USER list. 

If disabled, User can not set Diff. mode for OUTPUT 2 in USER list.

OUTPUT 2 
CONTROL

15.0

This parameter will appear only if Control logic is Heat-Cool. 
OP2 will be OFF at A OP2C value  irrespective of output 2 mode.

Auxiliary

Toggle

OUTPUT 2

FUNCTION

This parameter allows the user to select output 2 as an ‘Auxiliary’ control.
For options refer Table 3.

This parameter allows the user to select output 2 as an ‘Alarm’ control.
For options refer Table 4.

This parameter allows the user to select output 2 as a ‘Soak’ mode.
For options refer Table 5.

This  parameter  allows  the  user  to  select  output  2  to  function  as  both  ‘Alarm’  & 
‘Soak’. For options refer Table 4 & 5.

By  pressing  DOWN  key,  Lower  display  will  Toggle  between  SP1-value,  SP2-
value, Alarm SP-Value(AL.SP) & Timer-value(SOAK).

By this parameter Lower display will only show the SP1-value.

By this parameter Lower display will only show the Timer value(SOAK TIME).

15

Default USER LOCK CODE is 15 to access Control & Configuration List.
User has a choice to set its own USER LOCK CODE between 1 to 9999, this is to 
prevent unauthorized access of Control & Configuration List. 

USER 
LOCK 
CODE

LOWER

DISPLAY

MESSAGE

SET

POINT 1

Enable

If Enabled, User can View & edit the Set point (SP1) in USER list. 

If  disabled,  User  can  only  View  the  Set  Point  (SP1)  but  Can  not  edit  it  in  USER 
list.

Содержание AI-7482

Страница 1: ...bon dust salt air direct sunlight or radiant heat v Ambient temperature and relative humidity surrounding the controller must not exceed the maximum specified limit for proper operation of the controller v The controller in its installed state must be protected against excessive electrostatic or electromagnetic interferences Ventilation holes provided on the chassis of the instrument are meant for...

Страница 2: ...782 AI 7982 FRONT PANEL LAYOUT AI 7882 AI 7682 Glows when OP1 is ON flashes when delay time dly1 is in operation if selected mode is ON OFF Glows when OP2 is ON flashes when alarm condition persists even after acknowledged OR delay time dly2 is in operation selected mode is ON OFF Glows when Soak mode is selected flashes when Soak timer is in operation along with UP key 4 To scroll the parameter t...

Страница 3: ...upon the error SV PV Value of this parameter is automatically set by Auto tune function o 5 0 C LOWER DISPLAY UPPER DISPLAY PARA METER RANGE DESCRIPTION DEFAULT CONTROL LIST SET DOWN key simultaneously To enter in this mode press for 3 sec User can then set the following control parameters OUTPUT OFF 1 to10 This parameter will be prompted only if selected control action is PID With this parameter ...

Страница 4: ...ered at every power ON This parameter will be prompted only if selected control mode for Output2 is Soak timer Depending on end of soak strategy the value of this parameter sets the activation time for OP2 when Soak timer is over Setting this parameter to 0 will make OP2 continuously ON at the end of Soak time till User starts the next cycle This parameter defines the permissible deviation of PV f...

Страница 5: ...ID User can select between PID or ON OFF action algorithm to be adopted for output HEAT CONTROL LOGIC FOR O P 1 User can select heating logic in which OP1 will remain ON till PV SP PV increases when output is ON User can select cooling logic in which OP1 will remain ON till PV SP PV decreases when output is ON This parameter will be prompted only if selected input is RTD or RTD 1 and is used for B...

Страница 6: ...list OUTPUT 2 CONTROL 15 0 This parameter will appear only if Control logic is Heat Cool OP2 will be OFF at Ambient OP2C value irrespective of output 2 mode Auxiliary Toggle OUTPUT 2 FUNCTION This parameter allows the user to select output 2 as an Auxiliary control For options refer Table 3 This parameter allows the user to select output 2 as an Alarm control For options refer Table 4 This paramet...

Страница 7: ...der alarm conditions used to trip the process in alarm conditions ALARM INHIBIT If this parameter is set as YES Alarm condition persists it will Disable Alarm O P at power ON If this parameter is set as NO Alarm condition persists it will Enable Alarm O P at power up NO ALARM ACK AUTO Once the Alarm is activated User has following three options to de activate it When PV falls within the programmed...

Страница 8: ... only after pressing START key for 3 sec PV SV for any of the following conditions 1 At every Power ON 2 Completion of current soak time cycle 3 Power failure during soak time is in progress TIMER START MODE MOD 2 In this Mode Timer will start only after pressing START key for 3 sec PV SV for any of the following conditions 1 At every Power ON 2 Completion of current soak time cycle After executin...

Страница 9: ... undershoot Auto tuning is applied in case of 1 Initial set up for a new process 2 Substantial change in SP from previous auto tuning value 3 Control accuracy is not satisfactory If the control performance by using auto tuning is still unsatisfactory User can apply further adjustments of P I D values as shown in Table 3 below Fig 3 1 HEAT LOGIC ON OFF TIME 0 TEMP C HYSTERISIS SP ON ON ON AMB O P O...

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