Irradiator TS

Operation of

Technology H-315Session 6a

1

f Industrial Irradiator

Conntrol Console (new 2004)

2

Contrrol Console (new 1996)

3

Contrrol Console (new 1988)

4

StartingReset Power key switchCheck all lights normalCheck proper timer settCheck radiation level noPress monitor testCheck radiation surveyCheck radiation survey Open door with keyEnter with radiation surInspect for normal condSet safety time key switLeave room, hook air vCheck all green lights oTurn machine key switcMake entry in log book

g Proceduresh

ingormal

meter bat + check source

5

meter bat. + check source

rvey meter (Undo chain air valve)dition within irradiatortchvalve chain, close dooronch to start

Stoppin

Turn machine key switch

Remove key

Check radiation level indi

IN AN

PRESS A

ACTUATE

ST

ng Procedures

to off

icator for normal reading

6

N EMERGENCY

ANY STOP BUTTON

OR

E THE EMERGENCY

TOP CABLE

Coontrol Panel

7

Sourcee Pass screen

8

Faultss screen

9

Operation SSelect & Login screen

10

Start-uup screen

11

IR- 147 Cylinde

P3P109

P2B

P110

P15

Receive

end of

cylinder

Discharge

end of

cylinder

P105

P106

P1

P2A

P152

C

er Layout

P111 P112

P113

P204

1

Discharge

Clear

12

P203

P102

P103P104

2

Carrier In

Position

Interim outlet

S

Irradi

Source pass

Interim inlet

Source Pass AreaCylinder location P1...

Storage area outlet

Unload elevator

Interim AreaCylinder location P100...

iator Area

13

Storage area inlet

Load elevator

Control console

Storage AreaCylinder location P200...

Operating Seque

A

INL

P102

P103

P104

P105

P203

P106

Lege

Cylinder goes to discharge

OUB

P109

P110

P111

P112

P113

P204

nce Source Pass Mechanism

LET

14

end

Cylinder goes to receive

UTLET

MasterTimerPulse

BATCH

P1

P2

P3

P151

Operating Seque

Legen

Cylinder goes to receive

Cylinder goes to discharge

MasterTimerPulse A

AUTO

P1

P2

P3

H

nce Source Pass Mechanism

15

nd

A

B

= Start of inlet interim sequence

= Start of outlet interim sequence

MATIC

B

Discharge

Receive -

Discharge

Produ

PULL

Receive

Product Flow

Discharge

PUSH

16

Receive

uct Flow

Modes o• Maintenance Mode

Automatic: The irradiator is run inremains in the pool. troubleshooting and m

• Batch ModeNine carriers of prod

The source remains dbe moved using a ha

Manual:

(source is down). Thsource pass for nine in maintenance auto

• Continuous Mode

The irradiator is set tand straight-out oper

• Incremental Batch Mode

Nine carriers of prodcontinuous lot (sourcsource pass for 27 cautomatically.

f Operation

n automatic while the sourceThis mode is intended formaintenance of the irradiator.

uct are loaded in maintenance auto mode

down and the cylinders canand controller.

17

hey will be circulated around thecycles and will be unloaded mode.

to be used for straight-inrations (not batch mode).

uct are loaded as normalce is up). They will be circulated around theycles ( 9 short + 9 long +9 short ) and will be unloaded

Cycle

Shuffle time : the period durinin motion inside

Dwell time : the interval durin

Cycle time = Sh

Example, the CIC case:ShuffDwel

Therefore Cycle time = 65 se= 400

e Time

ng which carriers or totes aree the source pass.

ng which carriers or totes are inert.

18

huffle time + Dwell time

fle time = 65 sec.l time = 335 sec.

ec. + 335 sec.sec.

SmarttTime screen

19

Factors that

Source Activity: Double the

Required Dose: Double theRequired Dose: Double the

Density of the product: Cyc

affect cycle time

e Curies = half the cycle time

dose double the cycle time

20

dose, double the cycle time

cle time increases as the packing density increases

PLC Programm

Dedicated hard wir

– Supervises the se• Movement of cy

• Faults including

• Timing

• Nortrack

mable Logic Controller

red computer

equenceylinders

21

impossible conditions

PLC Programm

How it works:

– Runs a program trelays

– Initiate action bas• Cylinder movem

• Generates faults

• Send info to data

mable Logic Controller

that reads status of switches &

22

sed on statusment

as required

a logger

See Session 6b for PLC basics

Irradiator TH-3

SessiSessi

PLC B

Technology 315on 6b

23

on 6b

Basics

N.C. / N.O. and Co

Normally closed contact :

( )Coil :

Normally open contact:

oil symbols

Basic relay contact used in

ladder logic diagrams. Controlledby a discrete input referencenumber or a coil reference

number

24

number.

Controlled same as normallyclosed contactcontact.

Represents the discrete output of

a rung of ladder logic. Provides a

control signal for an external

discrete device or can be usedas an internal contact .

Timer / Counter sy

TIMER :TMR

P= decimaltime

t

COUNTER :

CTR

P= integer

reset

reset

count

ymbols

Retentive. Requires two rungsof logic. Top rung enanles,

bottom rung resets the timer.A l t ti i d

25

Accumulates time in seconds.Times down from preset.

Retentive. Requires two rungsof logic. Top rung enanles ,

bottom rung resets the counter.Counts up to preset.

N.C. / N.O. SWITC

Normally closed = N.C. =

Normally open = N.O. =

HES

= =C

N.C.

N.O.

26

C O

= =

C

N.C.

N.O.

Before and After S

Represents current going through

N.C.that is open

BEFORE

p

N.O.that is open

N.O.that is closed

N.C.that is closed

States

N.C.that is closed

AFTER

27

N.O.that is closed

N.O.that is open

N.C.that is open

Inputs

1. Contacts that start withletter X

Inputs \ Outputs

letter X

2. Gather information comingfrom field

i.e. Microswitches

Outputs

1. Contacts that start withletter Y

28

letter Y

2. Provide resulting decisionsgoing to field

i.e. Selenoids to drive cylinders

Coils

1. Start with letter C

2. Represent an output of a rungp p g

3. Provide a signal for an external device or can be used as an internal c

29

ontact.

Timer

Function : Times

decrements (counts down)requires two rungs of logicq g gtop rung enables bottom rureal number (decimal)

Example : Source rack timer

30

ng resets.

Counter

Function : Adds or counts events

increments (counts up)requires two rungs of logicq g gtop rung enables bottom ruinteger (whole number)

Example : Product movement timer

31

ng resets.

Typical ladder dia

0001 0002 0004

CONTACT

0003

LEFTPOWER RAIL

agram rung

( )0005 0006 0105

TS

32

RIGHTPOWER RAIL

OUTPUT COIL

Program mnemonladder lo

Leftpower rail

RUNG INSTRUCTION

1 STR 1AND NOT 2OR 3AND 4AND 5AND 6OUT 105

nic formogic

33

Rightpower rail

COMMENTS

start pushbuttoninput deviceinput deviceinput deviceinput deviceinput deviceoutput device to control

Theory of relays

not ener

Coil 7007 is energized as long as rung ha

energized

4401 613 4053

rgized

as continuity

34

( )

energized

7007

Theory of relays

Start Stop

Power

Basic relay configuration

p

k1

k1

RelayK1

Ground

35

K1

Motor

Theory of relays

Basic relay configuration:

CoilContactsContacts

Normally open (no continu

Normally closed (continui

36

uity when coil is not energized)

ty when coil is not energized)

Timer logic and S

01

T01

energized

not energized

energized

not energized

energized

not energized

6/10 ofa second

input 01

input 02

timer 01

tate diagram

( )02

Timer T01

K=0006

37

On delay \ off dela

011

On Delay Timer:

T003

Output 377 is energized seven sor input 011 has been energized

Output 377 de-energizes as soo

ay timer logic

( )T003K=0070

38

( )

( )377

seconds after coild.

n as 011 de-energizes.

On delay \ off dela

011

Off Delay Timer:

T003

Output 377 is energized as soonbeen energized.

Output 377 de-energizes 90 secde-energizes.

ay timer logic

( )T003K=0090

39

( )

( )377

n as coil or input 011 has

onds after coil or input 011