DACA

Field Instrument jo system par analog input channel ke dwara connect kiye jate hain. Unaki value ko logic me use karne ke liye aur SCADA par dikhane ke liye DACA Block ka use kiya jata hai.

Ye block channel par aane wale signal ko scale karke value ko dikhane ke liye ki ya jata hai. Aur esake alawa process alarm ki setting bhi esi block me ki jaati hai, jise logic me aur scada me use kiya jata hai.

 The DACA block icon is implemented in contexts where a straightforward indication and a cautionary visual representation are required.

    Upon the activation of the low or high alarm, the display color will change, and the images will commence blinking to indicate the alert status.

    Upon the activation of the very low or very high alarm, the display color will change, and the images will commence blinking to indicate the alert status.

 After acknowledging the very high alarm, the blinking stops, and the display becomes as indicated.

 After acknowledging the high alarm, the blinking stops, and the display becomes as indicated.

Upon selecting the DACA block icon, the DACA face plate is activated, revealing the detailed information outlined below.

The tag number is located within the column designated in blue. ​
In the second column, description of the tag is available.

OPER: 
​PV: Process Value
​ACK: Alarm acknowledge button
​Left side PV bar

The tag number is located within the column designated in blue.
In the second column, description of the tag is available.
​Adva:  Engineer password is required​
​ ​PV: Process Value
​ ​PV_LO: Low limit of process value
​ ​PV_HI: ​ High limit of process value
​ ​PVLL: Very low limit alarm value
​ ​PVLO: Low limit of alarm value
​ ​​PVHI: High limit of alarm value
​ ​​PVHH: Very high limit of alarm value
​ ​​Left side PV bar