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General Specifications <<Contents>> <<Index>> GCCU MarkII Gas Chromatograph Computing Unit (For GC1000 MarkII) Yokogawa Electric Corporation 2-9-32, Nakacho, Musashino-shi, Tokyo, 180-8750 Japan Tel.: 81-422-52-5617 Fax.: 81-422-52-6792 GS 11B03S02-02E GS 11B03S02-02E ©Copyright Sep. 2007 2nd Edition Apr.28,2008 n General The GC1000 MarkII process gas chromatograph unit features PC communication, analog hold output, digital I/O, and communication with a supervisory computer. For analog hold output from the GC1000 MarkII, many signal lines should be installed between the field and instrument room. Since the GCCU MarkII can be connected to the GC1000 MarkII via communication and the GCCU MarkII can output various signals, the number of signal lines to be installed can be reduced. The GCCU MarkII (Gas Chromatograph Computing Unit) offers such features as analog hold output, analog serial output, trend output, digital output, digital input, and communication with a supervisory computer. All parameter setting is executed in the GC1000 MarkII and no setting is required at the GCCU MarkII. n Schematic Wiring Diagram K9635JA *6 *6 Communication converter with explosion-proof maintenance feature *3 RS-232-C communication *4 Various outputs *7 GCCU MarkII (Gas Chromatograph Computing Unit) RS-232-C communication *5 GC1000 markII Field Instrument room Power-off signal *2 (Analyzer internal pressure signal) Dedicated communication *1 F01.ai PC *8 *1: 0.5 mm 2 or larger 4-pin shielded cable (Phonix terminal type), 1 km or shorter (or 2-pin shielded cable + 2-or-more-pin cable without shield) *2: Two lines *3: An accessory of GC1000 MarkII. The PIN is K9635JB when area class is FM-Y or CSA-Y. *4: 3-m dedicated cable provided *5: D-SUB9P (Female) to D-SUB9P (Female) cross cable (commercial item) *6: JIS Class D independent grounding (grounding resistance of 100Ω or less) or equivalent *7: Dedicated cable provided *8: GCMT software (option) can be operated on PC
Transcript
Page 1: General Specifications Gas Chromatograph Computing Unit · General. Specifications   GCCU MarkII. Gas Chromatograph Computing Unit (For

GeneralSpecifications

<<Contents>> <<Index>>

GCCU MarkIIGas Chromatograph Computing Unit(For GC1000 MarkII)

Yokogawa Electric Corporation2-9-32, Nakacho, Musashino-shi, Tokyo, 180-8750 JapanTel.: 81-422-52-5617 Fax.: 81-422-52-6792

GS 11B03S02-02E

GS 11B03S02-02E©Copyright Sep. 2007

2nd Edition Apr.28,2008

n GeneralThe GC1000 MarkII process gas chromatograph unit features PC communication, analog hold output, digital I/O, and communication with a supervisory computer. For analog hold output from the GC1000 MarkII, many signal lines should be installed between the field and instrument room.Since the GCCU MarkII can be connected to the GC1000 MarkII via communication and the GCCU MarkII can output various signals, the number of signal lines to be installed can be reduced.The GCCU MarkII (Gas Chromatograph Computing Unit) offers such features as analog hold output, analog serial output, trend output, digital output, digital input, and communication with a supervisory computer.All parameter setting is executed in the GC1000 MarkII and no setting is required at the GCCU MarkII.

nSchematicWiringDiagram

K9635JA

*6*6

Communication converterwith explosion-proof

maintenance feature *3RS-232-C communication *4 Various outputs *7

GCCU MarkII(Gas

ChromatographComputing Unit)

RS-232-C communication *5

GC1000 markII

Field Instrument room

Power-off signal *2(Analyzer internalpressure signal)

Dedicatedcommunication *1

F01.ai

PC *8

*1: 0.5 mm2 or larger 4-pin shielded cable (Phonix terminal type), 1 km or shorter (or 2-pin shielded cable + 2-or-more-pin cable without shield)*2: Two lines*3: An accessory of GC1000 MarkII. The PIN is K9635JB when area class is FM-Y or CSA-Y.*4: 3-m dedicated cable provided*5: D-SUB9P (Female) to D-SUB9P (Female) cross cable (commercial item)*6: JISClassDindependentgrounding(groundingresistanceof100Ωorless)orequivalent*7: Dedicated cable provided*8: GCMT software (option) can be operated on PC

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GS 11B03S02-02E Apr.28,2008-00

nStandardSpecificationsAmbient temperature: 0 to 50°CInstallation: Panel installationPower supply: 100 to 240 VAC, 50/60 HzRangeofPowerfluctuation: 85 to 250 VAC, 50/60 Hz ± 3 HzPower consumption: 120 VAMass: Approx. 10 kgNumber of output components: Max. 24 components/streamNumber of output streams: Max. 24

ExternalI/OAlarm output:Systemalarm(level1,2;fixedalarmsonly):

2 contact outputs (Rated load voltage, current: 24 V DC, 0.1 A)

Component alarm: 1 contact output (Rated load voltage, current: 24 V DC, 0.1 A)

NO or NC (open upon power-off for NO)Trend output:

Analog output : Up to 24 outputs 4to20mADC,loadresistance600Ωor

lower, or 1 to 5 V DC, permissible load resistance5kΩorhigher

Analog serial:Analog output : 1 output 4to20mADC,loadresistance600Ωor

lower, or 1 to 5 V DC, permissible load resistance5kΩorhigher

Contactoutput(streamidentification): 5 outputs (rated load voltage, current: 24

V DC, 0.1 A)Contactoutput(componentidentification): 5 outputs (rated load voltage, current: 24

V DC, 0.1 A)Contactoutput(rangeidentification): 5 outputs (rated load voltage, current: 24

V DC, 0.1 A)Contact output (interrupt signal): 1 output (rated load voltage, current: 24

V DC, 0.1 A)

Analog hold:Analog output : Up to 24 outputs 4to20mADC,loadresistance600Ωor

lower or 1 to 5 VDC, permissible load resistance5kΩorhigher

Contactoutput(streamidentification): 5 outputs (rated load voltage, current: 24

V DC, 0.1 A)Contact output (read signal): 1 output (rated load voltage, current: 24

V DC, 0.1 A)Digital input:

Contact input: 16 inputs (contact rating: 5 V DC or higher, 20 mA or higher)

CALcommand(CALrequestSTD1,2): 2inputsStreamchangecommand(streamchangerequest:

Up to 15 streams): 1 inputRangechangecommand(rangechangerequest:

Up to 15 components): 1 inputStream No. code (4 bits Up to 15 streams): 4 inputsComponent No. code (4 bits Up to 15 components):

4 inputsComponent list code (4 bits Up to 15 lists): 4 inputs

Digital output:Contact output: 15 outputs (rated load voltage, current:

24 V DC, 0.1 A)Stream change answerback: 1 outputRange change answerback: 1 outputCAL change answerback: 1 outputAnalysis completion signal: 1 outputDatabyteidentification: 2outputs (2 bits)Data transmission: 1 outputComponentidentification,streamidentification,

rangeidentification,datalowerbyte,data upper byte: 8 outputs (8 bits)

Computer ON/OFF:Contact output: 1 output (rated load voltage, current: 30

V DC, 50 mA)

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All Rights Reserved. Copyright © 2007, Yokogawa Electric Corporation GS 11B03S02-02E Feb.21,2011-02

ExternalI/OSignalTiming(1) TrendoutputAnalog serial output, Analog hold output

N-th stream

Trends 0 to 24

7.5 x M (s) 7.5s

2s4s

(N+1)-th stream

FirstcomponentAnalog output: 1 output

Analog output: 24 outputs

Stream identification (5 bits)

Stream identification (5 bits)

Interrupt signal: 1 output

Read signal: 1 output

Component identification (5 bits)Range identification

***

*

*

(Serial output):1 output

(Hold output):24 outputs

*: Final analysis value in previous output

5 to 10s

F02.ai

Secondcomponent

M-thcomponent(includingoperation)

Thirdcomponent

Fourthcompt

Firstcomponent

Completionof calibration

Completionof calibration

(2) DigitalI/O(forasupervisorycomputer)(a)Outputtiming

3 to 4s

First component Second component

Componentidentification

+Stream

identification

Range signal+

Data upper byte

Data lowerbyte

1 to 2s

1 to 2s

Control byte *

Component identification+ Stream identificationData lower byteRange signal + Data upper byte

Data bytes

Data transmission(interrupt signal)

F03.ai

3 to 4s 3 to 4s

*: For the answerback signal, see “Digital input.”

Note: Theoutputtimingoftheanalysiscompletionsignalistheendofsequence.Analysis completion signal

Sequence end

2s

F03-1.ai

(b)Inputtimingandanswerbackoutputtiming

Calibration,stream change,or range change

Command

Command

1s or longer *21s or longer

2s

Answerback *1F04.ai

*1: Answerback is output for each command when the command is accepted, regardless of command execution.*2: Atleasta1-secondintervalisrequiredbetweenrequests.

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GS 11B03S02-02E Apr.28,2008-00

(3) CorrespondenceofalarmbetweenGCCUMarkIIandGC1000MarkIIThe GC1000 MarkII alarms are output as System alarm when Digital output is selected.

(a)Systemalarm(Level1)The following GC1000 MarkII alarms are output as Level 1 alarm from GCCU MarkII.

No. MESSAGE AlarmOverview30 TMP HIGH ERR Temp. protection unit activated36 ELEC PRESS DOWN Electric room pressure drop

37 C-OVEN PRESS DOWN

Programmed-temp. oven inner pressure drop

38 I-OVEN PRESS DOWN

Isothermal oven inner pressure drop

39 PURGING Purging is in progress.

41 DET1 A/D ERR Detector 1 card A/D calibration error

42 DET2 A/D ERR Detector 2 card A/D calibration error

43 DET1 FLAME OUT Detector1flameextinguished44 DET2 FLAME OUT Detector2flameextinguished

45 DET1 CURRENT ERR

Detector1(TCD)currentflowingexceeds the rated value.

46 DET2 CURRENT ERR

Detector2(TCD)currentflowingexceeds the rated value.

47 CAR1 PRESS DOWN CAR 1 pressure drop48 CAR2 PRESS DOWN CAR 2 pressure drop51 EPC COM ERR EPC communications error52 CAR1 PRES OVER Carrier 1 pressure too high53 CAR2 PRES OVER Carrier 2 pressure too high54 HYD1 PRES OVER Hydrogen 1 pressure too high55 HYD2 PRES OVER Hydrogen 2 pressure too high56 AIR1 PRES OVER Air 1 pressure too high57 AIR2 PRES OVER Air 2 pressure too high

No. MESSAGE AlarmOverview1 SYS ERR System error2 DATA CS ERR Data checksum error3 DRAM ERR DRAM error4 EXCP ERR Exceptional interruption error5 BUS ERR Bus error6 CARD ID ERR Card ID error7 WDOG TIMER ERR Watchdog timer error8 FPGA ERR FPGA error

9 A/D ERR A/D calibration error in various cards

11 START BUFF ERR Start-to store-chromatogram12 BUFF FULL ERR Chromatogram storage area full13 WRITE DATA ERR EEPROM write error

21 TMP CTL ERRIsothermal oven or programmed-temp. oven cannot control temperature.

22 C-OVEN COM ERR Programmed-temp. oven temp. controller communication error

23 C-OVEN COM OVER Programmed-temp. oven temp. error

24 I-OVEN COM OVER Isothermal oven temp. error25 LSV1 TEMP OVER LSV1 high-temp. error26 LSV2 TEMP OVER LSV2 high-temp. error

27 DET1 TMP OVER Detector 1 (FID, FPD) high-temp. error

28 DET2 TMP OVER Detector 2 (FID) high-temp. error29 TMP SENSOR ERR Temp. sensor disconnected

Also a level 1 alarm is output when GC1000 MarkII is powered down. Because GCCU MarkII recognizes that GC1000 MarkII has no power if it does not get any data from GC1000 MarkII within 1 min, so this alarm occurs when the com-munication is cut due to wiring problem.Note that no alarm is output when the contact is used as NC.

(b)Systemalarm(Level2)The following GC1000 MarkII alarms are output as Level 2 alarm from GCCU MarkII.

No. MESSAGE AlarmOverview

151 C-OVEN TMP VAR ERR

Programmed-temp. oven temperature deviation error

152 I-OVEN TMP VAR ERR

Isothermal oven temperature deviation error

153 LSV1 TMP VAR ERR LSV1 temperature deviation error

154 LSV1 TMP VAR ERR LSV2 temperature deviation error

155 DET1 TMP VAR ERR Detector 1 (FID, FPD) temperature deviation error

156 DET2 TMP VAR ERR Detector 2 (FID) temperature deviation error

158 OVERRIDE Under override161 C-OVER Calibration out of range162 C-REPT Calibration repetition failure163 C-COEF Invalidcalibrationcoefficient166 CONC OUT Concentration abnormal167 RT OUT Retention time out

No. MESSAGE AlarmOverview168 DEV OUT Invalidcoefficientofvariation169 TAIL OUT Invalidtailingcoefficient

171 CAR1 PR VAR ERR Pressure deviation error in car-rier gas 1

172 CAR2 PR VAR ERR Pressure deviation error in carrier gas 2

173 FUEL1 PR VAR ERR Pressure deviation error in combustion hydrogen 1

174 FUEL2 PR VAR ERR Pressure deviation error in combustion hydrogen 2

175 AIR1 PR VAR ERR Pressure deviation error in auxiliary air 1

176 AIR2 PR VAR ERR Pressure deviation error in auxiliary air 2

181 ANABUS SEND ERR ANABUS send error182 ANABUS RCV ERR ANABUS receive error183 DUAL ETHE ERR Wrong def. of dual Ethernet

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(c)ComponentalarmThe concentration alarm which is set in GC1000 MarkII as concentration alarm is output as “ Component alarm” from GCCU MarkII.

No. MESSAGE AlarmOverview166 CONC OUT Concentration anbormal

AnalogOutputCodeTableforSupervi-soryComputer

(1) AnalogSerialOutput(a)Componentidentification:5bits

ComponentNo.

Pinsymbol12

(MSB) 11 10 8 7 (LSB)

1 0 0 0 0 12 0 0 0 1 03 0 0 0 1 14 0 0 1 0 05 0 0 1 0 16 0 0 1 1 07 0 0 1 1 18 0 1 0 0 09 0 1 0 0 110 0 1 0 1 011 0 1 0 1 112 0 1 1 0 013 0 1 1 0 114 0 1 1 1 015 0 1 1 1 116 1 0 0 0 017 1 0 0 0 118 1 0 0 1 019 1 0 0 1 120 1 0 1 0 021 1 0 1 0 122 1 0 1 1 023 1 0 1 1 124 1 1 0 0 0

(b)Streamidentification:5bits

StreamNo.Pinsymbol

6 (MSB) 5 4 3 2

(LSB)1 0 0 0 0 12 0 0 0 1 03 0 0 0 1 14 0 0 1 0 05 0 0 1 0 16 0 0 1 1 07 0 0 1 1 18 0 1 0 0 09 0 1 0 0 110 0 1 0 1 011 0 1 0 1 112 0 1 1 0 013 0 1 1 0 114 0 1 1 1 015 0 1 1 1 116 1 0 0 0 017 1 0 0 0 118 1 0 0 1 019 1 0 0 1 120 1 0 1 0 021 1 0 1 0 122 1 0 1 1 023 1 0 1 1 124 1 1 0 0 0

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GS 11B03S02-02E Apr.28,2008-00

(c)Rangeidentification:5bits

ComponentNo.

Pinsymbol17

(MSB) 16 15 14 13 (LSB)

1 0 0 0 0 12 0 0 0 1 03 0 0 0 1 14 0 0 1 0 05 0 0 1 0 16 0 0 1 1 07 0 0 1 1 18 0 1 0 0 09 0 1 0 0 110 0 1 0 1 011 0 1 0 1 112 0 1 1 0 013 0 1 1 0 114 0 1 1 1 015 0 1 1 1 116 1 0 0 0 017 1 0 0 0 118 1 0 0 1 019 1 0 0 1 120 1 0 1 0 021 1 0 1 0 122 1 0 1 1 023 1 0 1 1 124 1 1 0 0 0

(2) AnalogHoldOutputStreamidentification:5bits

StreamNo.Pinsymbol

15(MSB) 14 13 12 11

(LSB)1 0 0 0 0 12 0 0 0 1 03 0 0 0 1 14 0 0 1 0 05 0 0 1 0 16 0 0 1 1 07 0 0 1 1 18 0 1 0 0 09 0 1 0 0 110 0 1 0 1 011 0 1 0 1 112 0 1 1 0 013 0 1 1 0 114 0 1 1 1 015 0 1 1 1 116 1 0 0 0 017 1 0 0 0 118 1 0 0 1 019 1 0 0 1 120 1 0 1 0 021 1 0 1 0 122 1 0 1 1 023 1 0 1 1 124 1 1 0 0 0

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DigitalI/OCodeTableforSupervisoryComputer

(1) DigitalOutput(a)ControlbyteDatabyteidentificationcode:2bits

Pinsymbol12

(MSB)11

(LSB)Componentidentification+Streamidentification 0 0

Data lower byte 0 1Range signal + Data upper byte 1 0

(b)DatabyteData output

Upper4bits Lower8bitsMSBLSB MSBLSB

100 % 1 0 0 0 0 0 0 0 0 0 0 00 % 0 0 0 0 0 0 0 0 0 0 0 0

(c)Componentidentification:4bits

ComponentNo.

Pinsymbol4

(MSB) 3 2 1 (LSB)

1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

(d)Streamidentification:4bits

StreamNo.Pinsymbol

8 (MSB) 7 6 5

(LSB)1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

(e)Rangeidentification:4bits

RangeNo.Pinsymbol

4 (MSB) 3 2 1

(LSB)1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

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GS 11B03S02-02E Apr.28,2008-00

(2) DigitalInput(a)StreamNo.code:4bits

StreamNo.Pinsymbol

8 (MSB) 7 6 5

(LSB)1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

(b)ComponentNo.code:4bits

ComponentNo.

Pinsymbol13

(MSB) 12 11 10 (LSB)

1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

(c)RangeNo.code:4bits(specifiedcomponentlistNo.code)

RangesignalNo.

Pinsymbol17

(MSB) 16 15 14 (LSB)

1 0 0 0 12 0 0 1 03 0 0 1 14 0 1 0 05 0 1 0 16 0 1 1 07 0 1 1 18 1 0 0 09 1 0 0 110 1 0 1 011 1 0 1 112 1 1 0 013 1 1 0 114 1 1 1 015 1 1 1 1

Note: 1: Short, 0: Open

I/OCircuit(1) ContactOutputCircuitAlarm, Analog serial, Analog hold, Digital, Computer ON/OFF

Inner 5 V

L

COM

Rated load Voltage, current: 24 V DC, 0.1 A

(2) ContactInputCircuitDigital input

+5V

COMClock generator

Contactinput: OFFsignal100kΩorhigher ONsignal200ΩorlowerContact Ratings: 5 V DC, 20 mA or higherNo-voltage contact

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All Rights Reserved. Copyright © 2007, Yokogawa Electric Corporation GS 11B03S02-02E May 10,2010-01

nModelandSuffixCodes

Model Suffixcode Optioncode Description

GCCU ••••••••••••••••••••••••••••••••••••••••••••• •••••••••••••••• Gas Chromatograph Computing UnitInstallation -P •••••••••••••••• Panel installationTrend output * 0

123456ABCDEF

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••

None1 to 4 outputs (4 to 20 mA DC)5 to 8 outputs (4 to 20 mA DC)9 to 12 outputs (4 to 20 mA DC)13 to 16 outputs (4 to 20 mA DC)17 to 20 outputs (4 to 20 mA DC)21 to 24 outputs (4 to 20 mA DC)1 to 4 outputs (1 to 5 V DC)5 to 8 outputs (1 to 5 V DC)9 to 12 outputs (1 to 5 V DC)13 to 16 outputs (1 to 5 V DC)17 to 20 outputs (1 to 5 V DC)21 to 24 outputs (1 to 5 V DC)

Anlog hold output * 0123456ABCDEF

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••

None1 to 4 outputs (4 to 20 mA DC)5 to 8 outputs (4 to 20 mA DC)9 to 12 outputs (4 to 20 mA DC)13 to 16 outputs (4 to 20 mA DC)17 to 20 outputs (4 to 20 mA DC)21 to 24 outputs (4 to 20 mA DC)1 to 4 outputs (1 to 5 V DC)5 to 8 outputs (1 to 5 V DC)9 to 12 outputs (1 to 5 V DC)13 to 16 outputs (1 to 5 V DC)17 to 20 outputs (1 to 5 V DC)21 to 24 outputs (1 to 5 V DC)

Analog serial output * 01A

••••••••••••••••••••••••••••••••••••••••••••••••

NoneProvided (4 to 20 mA DC)Provided (1 to 5 V DC)

Communication output 0 •••••••••••••••• NoneDigital output * 0

12

••••••••••••••••••••••••••••••••••••••••••••••••

Alarm onlyContact input answerback and analysis completion signalBit parallel output

Digital input 012

••••••••••••••••••••••••••••••••••••••••••••••••

NoneProvided (External contact)Provided (Internal SW)

Power supply -N-2-C-4

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••

100 to 120 V AC (for GC1000E/T/S/D)200 to 240 V AC (for GC1000E/T/S/D)100 to 120 V AC (for GC1000C/W)200 to 240 V AC (for GC1000C/W)

Language and attached software NPEF

••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••••

Japanese language, attached software not providedJapanese language, attached software providedEnglish language, attached software not providedEnglish language, attached software provided

Option /MCMP For 2-streams and 150-components

*: If “1 to 6” or “A to F” is selected for trend output, “0” is selected for analog hold output. If “1 to 6” or “A to F” is selected for analog hold output, “0” is selected for trend output. If “1” or “A” is selected for analog serial output, “0” or “1” is selected for digital output. If “2” is selected for digital output, “0” is selected for analog serial output.

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GS 11B03S02-02E Apr.28,2008-00

nPinConnections

GC1000 MarkIIK9635JA

( or K9635JB) GCCU MarkII

9 :SD+10:SD- 7 :RD+ 8 :RD-

13:12V+14:12V-

1:SDA2:SDB3:RDA4:RDBShield5:12V+6:12V-

CN1 CN11

CN2

CN1CN2CN3CN4CN5CN6CN7CN8CN9

Powersupply

JIS Class Dindependent grounding(grounding resistance

of 100Ω or less) or equivalent

LNG

LNG

Powersupply

JIS Class Dindependent grounding(grounding resistance

of 100Ω or less) or equivalent

LNG

JIS Class Dindependent grounding(grounding resistance of 100Ω or less) or equivalent

Connected to the PC. F05.ai

Powersupply

Note

CN1 to CN3 are D-sub 25-pin female connectors and CN4 to CN11 are D-sub 9-pin male connectors. Dedicated cables are attached for CN1 to CN9 and CN11. Dedicated cables for CN1 to CN9 are connected by using the crimped terminal for M4. The dedicated cable for CN11 is a D-sub 9-pin cross cable. The crimped terminal for M4 are used for the wiring of the power supply.The connections of CN1 to CN11 pins are shown below.

Note: The shield is used for SD in case of 2 core shield cable. 6 core shield cable also can be used.

CN1

1:System alarm (level 1)2:System alarm (level 2)3:Component alarm4:Stream change answerback5:Range change answerback6:CAL command answerback7:Analysis completion signal8:9:Digital common (for No.1 to 8)10:Read signal11: LSB12:13: Stream identification signal14:15: MSB16:17:18:Digital common (for No.10 to 17)19:Computer OFF20:Computer ON21:Computer common22:23:24:25:26:Cable shield

CN1

Provided when digital output 1 is selected

Provided when analog hold output is selected.

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CN2Therearetwotypesofconnectionsdependingonthespecifications:

(1) Pattern1Provided when digital output 2 is selected.

11:LSB

12:MSB

10:Data transmission

9:Digital common (for No.1 to 8)

1: LSB<MSB> LSB<MSB> LSB<MSB>

2:

3:

4: MSB<LSB> MSB<LSB>

5: LSB<MSB> LSB<MSB>

6:

7:

8: MSB<LSB> MSB<LSB> MSB<LSB>

18:Digital common (for No.10 to 17)

19:

20:

21:

22:

23:

24:

25:

26:Cable shield

CN2

Data byte identification code

Componentidentificationsignal

Streamidentificationsignal

Range identification signal

Data upper byte

Data lower byte

< >:Specification for GC6

(2) Pattern2Provided when analog serial output is selected.

1:Interrupt signal2: LSB3:4: Stream identification signal5:6: MSB7: LSB8:9:Digital common (for No.1 to 8)10: Component identification signal11:12: MSB13: LSB14:15: Range identification signal16:17: MSB18:Digital common (for No.10 to 17)19:20:21:22:23:24:25:26:Cable shield

CN2

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GS 11B03S02-02E Apr.28,2008-00

CN3Provided when digital input is selected.

1:CAL command STD12:CAL command STD23:Stream change request4:Range change request5: LSB6:7:8: MSB9:Digital common (for No.1 to 8)10: LSB11:12:13: MSB14: LSB15:16:17: MSB18:Digital common (for No.10 to 17)19:20:21:22:23:24:25:26:Cable shield

CN3

Stream No. code

Component No. code

Component list No. code

CN4toCN9Provided when analog hold output, analog serial output, or trend output is selected. CN4 to CN9 are provided depend-ing on the number of outputs.

1:Analog output 1+2:Analog output 1–3:Analog output 2+4:Analog output 2–5:Analog output 3+6:Analog output 3–7:Analog output 4+8:Analog output 4–10:Cable shield

CN4

1:Analog output 5+2:Analog output 5–3:Analog output 6+4:Analog output 6–5:Analog output 7+6:Analog output 7–7:Analog output 8+8:Analog output 8–10:Cable shield

CN5

1:Analog output 9+2:Analog output 9–3:Analog output 10+4:Analog output 10–5:Analog output 11+6:Analog output 11–7:Analog output 12+8:Analog output 12–10:Cable shield

CN6

1:Analog output 13+2:Analog output 13–3:Analog output 14+4:Analog output 14–5:Analog output 15+6:Analog output 15–7:Analog output 16+8:Analog output 16–10:Cable shield

CN7

1:Analog output 17+2:Analog output 17–3:Analog output 18+4:Analog output 18–5:Analog output 19+6:Analog output 19–7:Analog output 20+8:Analog output 20–10:Cable shield

CN8

1:Analog output 21+2:Analog output 21–3:Analog output 22+4:Analog output 22–5:Analog output 23+6:Analog output 23–7:Analog output 24+8:Analog output 24–10:Cable shield

CN9

Provided if analog serial output is selected.

Page 13: General Specifications Gas Chromatograph Computing Unit · General. Specifications   GCCU MarkII. Gas Chromatograph Computing Unit (For

13<<Contents>> <<Index>>

All Rights Reserved. Copyright © 2007, Yokogawa Electric Corporation GS 11B03S02-02E Apr.28,2008-00

CN11Connect to CN1 on the communication converter (K9635JA or K9635JB).

nExternalDimensions(1) GCCUMarkII

COMPUTING UNIT

321NL

COMPUTING UNITGCCUMODEL

SUFFIX

SUPPLY

AMB TEMP

STYLE

100 ~ 240 V AC50/60Hz

0 TO 50 °C

NO.20 KGC

Made in Japan

4 5 6 7

8 9 10 11

Unit: mm

228470

45020

2 to 12 (panel thickness)

50 or more (wiring space)

190

More than 60

Mor

e th

an 8

0

220 ±0.5

172

±0.5

Panel cut

Page 14: General Specifications Gas Chromatograph Computing Unit · General. Specifications   GCCU MarkII. Gas Chromatograph Computing Unit (For

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All Rights Reserved. Copyright © 2007, Yokogawa Electric Corporation

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GS 11B03S02-02E Apr.28,2008-00Subject to change without notice.

(2) CommunicationConverter(K9635JA/K9635JB)

NO.MODEL

9611

.5

110

4.5

126

203

218

233

1.6

57

Unit: mm

4-ø4.5 Mounting holes

Power supply M4

Shield M4

GC COM. , D/I 12 V

PC (RS-232C)D-SUB 9P Socket (MALE)

GCCU (RS-232C)D-SUB 9P Socket(MALE)


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