What is the difference between HMI and Scada?

Question Posted / sandy.rgec

4 Answers
10587 Views
Schneider, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

What is the difference between HMI and Scada?..

Answer / c subramaniam

HMI IS Human to (Hand to) Machine Interface ie a Display
Screen Like a computer monitor wHICH HAS THE CONNECTIVITY
TO MACHINE CONTROLS THRU SPECIFIC SOFTWARE, It may have 3D
switches parameter setting alarm indication etc etc

where as SCADA (Supervisory Control And Data Aqusition)is a
system combined a software May be a PC with monitor or HMI
by which one can monitor the process and control it This
has got lot of options in monitoring , recording of process
data. So HMI is a part of SCADA System.

Is This Answer Correct ?

15 Yes

0 No

What is the difference between HMI and Scada?..

Answer / sandesh mohite

Actually HMI stands for Human machine interface previously
it was called MMI(Man Machine Interface) but MMI turm was
out due to its sexiest tone.
so hmi is Monitoring station from where u can see the
process, control the process by giving cammands via
software cmpitable to it.

Where as SCADA(Supervisory Control And Data Acquisition)
Composed of mainly two parts MTU and RTU. MTU(Master
Terminal Unit)_ to control several RTU's(Remote terminal
Unit) with wire or wireless technology.
SCADA is composed of many HMI's.

Is This Answer Correct ?

4 Yes

2 No

What is the difference between HMI and Scada?..

Answer / bibhutibhusan0

The main difference is, in scada it can store and record data which can't done in HMI.

Is This Answer Correct ?

1 Yes

0 No

What is the difference between HMI and Scada?..

Answer / tahir

HMI is a component of SCADA...

Is This Answer Correct ?

1 Yes

4 No

Post New Answer

More Instrumentation Interview Questions

what pressure transmitter?

8 Answers Bhel,

why we r opening HOT BYPASS valve during startup of a compressor?

0 Answers Hamsco,

What is voltage free(wet) and potential (dry) contact?

2 Answers

Why 4mA-20mA current loop selected as standard ???

1 Answers IMCO, Reliance,

what step is taken for ESD ( emergency shut down) in DCS REPLY to hashimka20009@gmail.com

0 Answers Bosch, Eskom, Sabic,

How to calculate P,I&D value in PID controller ?

0 Answers Jindal Steel and Power, SAL Steel Power,

flow transmitter range is 0 -500 mmwcc but the transmitter shows 12 ma for o mmwc instead of 4 ma ...how to solve this problem when we apply 375 mmwc it shows 16 ma

3 Answers

What is difference between profibus and modbus communication

2 Answers GMR,

What is the difference between ROM & RAM .

1 Answers Sabic, SPIC,

What is open loop checking and close loop checking

1 Answers BARC, NTPC,

how to calculate the total flow in square root

0 Answers PTI, Qatar Kentz,

what is remote mount with MTA option? (In case of Dual Sensor Vortex Flowmeter,rosemount has written in its catalog drawings).

2 Answers

For more Instrumentation Interview Questions Click Here