Yokogawa EJA438 Manual de usuario descargar pdf (Pagina 4)

CONTENTS

IM 1C22J1-01E

6. OPERATION.................................................................................................. 6-1

6.1 Preparation for Starting Operation ...................................................... 6-1

6.2 Zero Point Adjustment ........................................................................ 6-2

6.2.1 When you can obtain Low Range Value from actual

measured value of 0% (0 kPa, atmospheric pressure); .............. 6-2

6.2.2 When you cannot obtain Low Range Value from actual

measured value of 0%; ................................................................ 6-3

6.3 Starting Operation ............................................................................... 6-3

6.4 Shutting Down Operation .................................................................... 6-3

6.5 Setting the Range Using the Range-setting Switch ........................... 6-4

7. BRAIN TERMINAL BT200 OPERATION ..................................................... 7-1

7.1 BT200 Operation Precautions............................................................. 7-1

7.1.1 Connecting the BT200 ................................................................. 7-1

7.1.2 Conditions of Communication Line .............................................. 7-1

7.2 BT200 Operating Procedures ............................................................. 7-1

7.2.1 Key Layout and Screen Display................................................... 7-1

7.2.2 Operating Key Functions.............................................................. 7-2

(1) Alphanumeric Keys and Shift Keys .............................................. 7-2

(2) Function Keys ............................................................................... 7-2

7.2.3 Calling Up Menu Addresses Using the Operating Keys.............. 7-3

7.3 Setting Parameters Using the BT200 ................................................. 7-4

7.3.1 Parameter Summary .................................................................... 7-4

7.3.2 Parameter Usage and Selection .................................................. 7-6

7.3.3 Setting Parameters....................................................................... 7-7

(1) Tag No. Setup............................................................................... 7-7

(2) Calibration Range Setup .............................................................. 7-7

(3) Damping Time Constant Setup..................................................... 7-8

(4) Output Signal Low Cut Mode Setup ............................................. 7-9

(5) Integral Indicator Scale Setup ...................................................... 7-9

(6) Unit Setup for Displayed Temperature........................................ 7-11

(7) Operation Mode Setup ............................................................... 7-11

(8) Output Status Display/Setup when a CPU Failure ..................... 7-11

(9) Output Status Setup when a Hardware Error Occurs................. 7-11

(10)Range Change while Applying Actual Inputs .............................. 7-12

(11)Zero Point Adjustment ................................................................ 7-12

(12)Test Output Setup ....................................................................... 7-14

(13)User Memo Fields ...................................................................... 7-14

7.4 Displaying Data Using the BT200..................................................... 7-14

7.4.1 Displaying Measured Data ......................................................... 7-14

7.4.2 Display Transmitter Model and Specifications ........................... 7-14

7.5 Self-Diagnostics ................................................................................ 7-15

7.5.1 Checking for Problems ............................................................... 7-15

(1) Identifying Problems with BT200 ................................................ 7-15

(2) Checking with Integral Indicator ................................................. 7-16

7.5.2 Errors and Countermeasures ..................................................... 7-17

8. MAINTENANCE............................................................................................. 8-1

8.1 Overview ............................................................................................. 8-1

8.2 Calibration Instruments Selection ....................................................... 8-1

8.3 Calibration ........................................................................................... 8-1

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Yokogawa EJA438 Manual de usuario Pagina 4

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