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Model 2002 page 3
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TT
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able of Contentsable of Contents
able of Contentsable of Contents
able of Contents
1.01.0
1.01.0
1.0
GENERAL INFORMAGENERAL INFORMA
GENERAL INFORMAGENERAL INFORMA
GENERAL INFORMA
TIONTION
TIONTION
TION
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55
55
5
1.1 Features ................................................................................................................................5
1.2 Model 2002 Sensors ............................................................................................................ 5
1.3 Model 2002 Control Unit .................................................................................................... 6
1.4 Specifications .......................................................................................................................6
2.02.0
2.02.0
2.0
INSTINST
INSTINST
INST
ALLAALLA
ALLAALLA
ALLA
TIONTION
TIONTION
TION
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77
77
7
2.1 Receiving Inspection ............................................................................................................7
2.2 Quick Start ........................................................................................................................... 7
2.3 Transducer Installation ........................................................................................................ 8
2.4 Control Unit Installation ......................................................................................................8
2.5 Initial Operation ...................................................................................................................8
3.03.0
3.03.0
3.0
FRFR
FRFR
FR
ONT PONT P
ONT PONT P
ONT P
ANEL OPERAANEL OPERA
ANEL OPERAANEL OPERA
ANEL OPERA
TIONTION
TIONTION
TION
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99
99
9
3.1 Overall Functional Description............................................................................................ 9
3.2 RUN Mode ........................................................................................................................ 10
3.3 HI and LOW Set Point Modes ..........................................................................................11
3.4 CAL Mode .........................................................................................................................11
3.5 GAS Mode ......................................................................................................................... 14
3.6 UNITS Mode .................................................................................................................... 15
4.04.0
4.04.0
4.0
REAR PREAR P
REAR PREAR P
REAR P
ANEL DESCRIPTIONANEL DESCRIPTION
ANEL DESCRIPTIONANEL DESCRIPTION
ANEL DESCRIPTION
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1717
1717
17
4.1 Remote Zero Input ...........................................................................................................17
4.2 Analog Output ...................................................................................................................17
4.3 TTL Outputs ..................................................................................................................... 19
4.4 Power Entry Module .......................................................................................................... 20
5.05.0
5.05.0
5.0
THEORTHEOR
THEORTHEOR
THEOR
Y OF OPERAY OF OPERA
Y OF OPERAY OF OPERA
Y OF OPERA
TIONTION
TIONTION
TION
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2121
2121
21
5.1 Piezoresistive Sensor ..........................................................................................................22
5.2 Pirani Sensor ......................................................................................................................24
5.3 Dual Sensor Operation ......................................................................................................26
6.06.0
6.06.0
6.0
COMMUNICACOMMUNICA
COMMUNICACOMMUNICA
COMMUNICA
TIONS OPTION BOTIONS OPTION BO
TIONS OPTION BOTIONS OPTION BO
TIONS OPTION BO
ARDARD
ARDARD
ARD
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2929
2929
29
6.1 RS-232-E Interface Specifications.....................................................................................29
6.2 RS-232 Interface Connector Pin Assignments ..................................................................29
6.2.1 RS-485 Interface Connector Pin Assignments ......................................................... 30
6.3 Operation of the Serial Interface ........................................................................................30