Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 - Manual (Page 7)

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IM 12A01A02-01E 5th Edition : Oct. 31, 2013-00
Model FLXA21
2-Wire Analyzer
CONTENTS
IM 12A01A02-01E 5th Edition
u Introduction ....................................................................................................i
u Safety Precautions .......................................................................................ii
1. INTRODUCTION AND GENERAL DESCRIPTION .................................. 1-1
1.1 Instrument check ..............................................................................................1-2
1.2 Screen operation ...............................................................................................1-4
1.3 Passwords .........................................................................................................1-8
1.4
Regulatory Compliance ....................................................................................1-9
2. WIRING AND INSTALLATION .................................................................. 2-1
2.1 Installation site ..................................................................................................2-2
2.2 Removing the wiring cover ..............................................................................2-2
2.3 Installing the cable glands ...............................................................................2-3
2.4 Wiring the power supply ..................................................................................2-4
2.4.1 Grounding ..........................................................................................2-5
2.4.2
Connection of the power supply ........................................................2-6
2.4.3 Wiring cover .......................................................................................2-6
2.5 Sensor wiring ....................................................................................................2-7
2.5.1
Wiring the pH/ORP sensor ..............................................................2-10
2.5.2 Wiring the conductivity (SC) sensor .................................................2-12
2.5.3 Wiring the inductive conductivity (ISC) sensor ................................2-12
2.5.4 Wiring the dissolved oxygen (DO) sensor .......................................2-13
2.5.5 Wiring the SENCOM pH/ORP sensor .............................................2-13
2.6 Mounting methods ..........................................................................................2-14
2.7 Operation .........................................................................................................2-15
3. OPERATION OF pH/ORP ......................................................................... 3-1
3.1 Change language ..............................................................................................3-2
3.2 Quick setup ........................................................................................................3-2
3.3 Home display, Main display and Monitor display ..........................................3-4
3.4 Zooming in on details .......................................................................................3-5
3.5 Trend graphics ................................................................................................3-10
3.6 Instrument status screen ............................................................................... 3-11
3.7 Calibration and Commissioning ...................................................................3-12
4. COMMISSIONING OF pH/ORP ................................................................ 4-1
4.1 Sensor setup .....................................................................................................4-3
4.2 Measurement setup ..........................................................................................4-3