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CMPN 322 > module 1 > Flashcards

module 1 Flashcards

Introduction and Overview of Distributed Control Systems(DCS)

1
Q

Name the 5 IEC-61131-3 programming languages

A
  1. ST
  2. LL
  3. SFC
  4. FBD
  5. IL
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2
Q

First 2 DCS

A

1975 Honeywell TDC 2000

1975 Yokogawa Centum

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3
Q

First PLC and the language the protocol

A

1975 Modicon PLC => MODBUS

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4
Q

DCS advantages

A

– Analog process superiority

– Better device organization for >500 device networks

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5
Q

PLC Advantages

A

– Discrete control superiority,
– 10ms task rate
– Isolated skid automation

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6
Q

DCS Disadvantages

A

slower task rate than PLC 100ms task rate

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7
Q

Advantage of Foundation Field bus

A

devices capable of controlling process control algorithms

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8
Q

DB9 Connector pins

A
  1. DCD Data Carrier Detect
  2. Rx Receive
  3. Tx Transmit
  4. DTR Data Terminal Ready
  5. GND Ground
  6. DSR Data set ready
  7. RTS Ready to send
  8. CTS Clear to send
  9. RI Ring Indicator
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9
Q

DB9 Pin 1

A
  1. DCD Data Carrier Detect
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10
Q

DB9 Pin 2

A
  1. Rx Receive
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11
Q

DB9 Pin 3

A
  1. Tx Transmit
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12
Q

DB9 Pin 4

A
  1. DTR Data Terminal Ready
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13
Q

DB9 Pin 5

A
  1. GND Ground
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14
Q

DB9 Pin 6

A
  1. DSR Data set ready
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15
Q

DB9 Pin7

A
  1. RTS Ready to send
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16
Q

DB9 Pin 8

A
  1. CTS Clear to send
17
Q

DB9 Pin 9

A
  1. RI Ring Indicator
18
Q

~I/O for SCADA

A

< 100

19
Q

~I/O for PLC

A

< 500

20
Q

~I/O for DCS

A

> 500

21
Q

clock speed for PM862 DCS cabinets in classroom

A

48 Mhz

22
Q

memory for PM862 DCS cabinets in classroom

A

8 MB

23
Q

what does POST stand for

A

Power on System Test

24
Q

Emerson

A

Delta v

25
Q

Seimens

A

PCS 7

26
Q

Honeywell

A

Experion PKS

27
Q

Schneider

A

Eco structure

28
Q

Rockwell

A

Plant pax

29
Q

Abb

A

800xA

30
Q

Yokogawa

A

Centrum vp

31
Q

Application layer

A

File transfer message exchange

32
Q

Presentation

A

Data formatting

33
Q

Session

A

Organization and synchronization

34
Q

Transport

A

Chanel for message transfer between one application process to another

35
Q

Network

A

Routing messages between one network to another

36
Q

Datalink

A

Framing and eroor correction format of data

37
Q

Physical

A

Electrical and mechanical physical system

CMPN 322 (1 decks)

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