Yokogawa EJA220A Bedienungsanleitung PDF herunterladen (Seite 3)

CONTENTS

IM 01C21C01-01E

6.4 Wiring .................................................................................................. 6-2

6.4.1 Loop Configuration ....................................................................... 6-2

(1) General-use Type and Flameproof Type..................................... 6-2

(2) Intrinsically Safe Type ................................................................. 6-2

6.4.2 Wiring Installation ......................................................................... 6-2

(1) General-use Type and Intrinsically Safe Type............................. 6-2

(2) Flameproof Type ......................................................................... 6-3

6.5 Grounding............................................................................................ 6-3

6.6 Power Supply Voltage and Load Resistance ..................................... 6-3

7. OPERATION .................................................................................................. 7-1

7.1 Preparation for Starting Operation ...................................................... 7-1

7.2 Zero Point Adjustment ........................................................................ 7-2

7.2.1 When you can obtain Low Range Value from actual

measured value of 0% (0 kPa, atmospheric pressure); .............. 7-2

7.2.2 When you cannot obtain Low Range Value from actual

measured value of 0%; ................................................................ 7-3

7.3 Starting Operation ............................................................................... 7-3

7.4 Shutting Down Operation .................................................................... 7-3

7.5 Venting or Draining Transmitter Pressure-detector Section ............... 7-3

7.5.1 Draining Condensate.................................................................... 7-4

7.5.2 Venting Gas.................................................................................. 7-4

7.6 Setting the Range Using the Range-setting Switch ........................... 7-4

8. BRAIN TERMINAL BT200 OPERATION ..................................................... 8-1

8.1 BT200 Operation Precautions ............................................................. 8-1

8.1.1 Connecting the BT200 ................................................................. 8-1

8.1.2 Conditions of Communication Line .............................................. 8-1

8.2 BT200 Operating Procedures ............................................................. 8-1

8.2.1 Key Layout and Screen Display................................................... 8-1

8.2.2 Operating Key Functions.............................................................. 8-2

(1) Alphanumeric Keys and Shift Keys ............................................. 8-2

(2) Function Keys ............................................................................. 8-2

8.2.3 Calling Up Menu Addresses Using the Operating Keys.............. 8-3

8.3 Setting Parameters Using the BT200 ................................................. 8-4

8.3.1 Parameter Summary .................................................................... 8-4

8.3.2 Parameter Usage and Selection .................................................. 8-6

8.3.3 Setting Parameters....................................................................... 8-7

(1) Tag No. Setup ............................................................................. 8-7

(2) Calibration Range Setup ............................................................. 8-7

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

(4) Output Signal Low Cut Mode Setup............................................ 8-9

(5) Change Output Limits ................................................................. 8-9

(6) Integral Indicator Scale Setup ..................................................... 8-9

(7) Unit Setup for Displayed Temperature ...................................... 8-11

(8) Unit Setup for Displayed Static Pressure .................................. 8-11

(9) Operation Mode Setup .............................................................. 8-11

(10) Output Status Display/Setup when a CPU Failure.................... 8-12

(11) Output Status Setup when a Hardware Error Occurs ............... 8-12

(12) Range Change while Applying Actual Inputs ............................ 8-12

(13) Zero Point Adjustment............................................................... 8-13

(14) Span Adjustment ....................................................................... 8-14

(15) Test Output Setup ..................................................................... 8-15

(16) User Memo Fields ..................................................................... 8-15

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