Yokogawa EJA220A - Manual (Page 3)

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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