DCS Qualification

Question 1

how do you login?

When do you logout?

how to log out

Answer 1

to log in
1 - file at the top left
2 - change environment
3 - training
4 - password: behind the keyword

when to log out
- when you need to leave the area or the monitor/computer

how to log out
- file
- change environment
- initial

Question 2

what do the following acronyms stand for?
AI
TI
XV
PCV
WI
SI
PI

Answer 2

AI - Analytical indicator (like conductivity, pH, UV)
TI - temperature indicator
XV - automated valve
PCV - pressure control valve
WI - weight indicator
SI - speed indicator
PI - pressure indicator

Question 3

what are the four types of process controllers

Answer 3

on/off

proportional

derivative

integral

Question 4

if you fail a program, what must you consider and who do you need to contact

Answer 4

• supervisor ASAP
• if the failed program compromised the product integrity
• consider safety was impaired and exit to muster point if fire

Question 5

change the recipe values based on PDS sheet provided

Answer 5

1 - batch manager, generic batch
2 - product: training; click blue button, type “training”, enter, confirm
3 - select skid flush towards bottom right
4 - confirm
5 - put in batch ID, enter, confirm
6 - skid flush
7 - batch record
8 - recipe values
9 - can now change the statuses to match the document you have

Question 6

access the process alarms

Answer 6

green box that says “process alarms” at the top

Question 7

how do you know if an icon is selectable

Answer 7

if there is a blue highlight around it!

Question 8

set bubble trap group to “trap”

Answer 8

locate bubble trap towards the middle of the screen

click “M” for manage

click trap

Question 9

inactivate dial out alarms

Answer 9

1 - bioreactor
2 - first “z”
3 - click dial alarm on right
4 - turn on or off

Question 10

stop skid flush program

Answer 10

stop on step manager, abort if emergency

Question 11

how does a cascade loop work

Answer 11

a cascade loop is a series of controllers working together to maintain a setpoint - can never be changed

Question 12

what is the status of the LOAD GROUP

Answer 12

click on the green button
it is indicated by black bold letters

Question 13

initiate a skid flush program

Answer 13

1 - batch manager
2 - product: training; click blue button, type “training”, enter, confirm
3 - select skid flush towards bottom right
4 - confirm
5 - put in batch ID, enter, confirm
6 - skid flush
7 - batch record
8 - recipe values
9 - can now change the statuses to match the document you have

Question 14

set FIC14 to 9.5. Did it work? If not, why?

Answer 14

because it is a cascade loop so it does not have a blue highlight for me to edit because it is never meant to be edited

Question 15

manually open valves XV-32

Answer 15

find the valve in column group

change column group to manual

press open/close

Question 16

set AIC-29 to a setpoint of 50

Answer 16

look for that valve

click on the blue box

set point

set to 50