YOKOGAWA FLXA21

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IM 12A01A02-12E 9th Edition : Mar. 23, 2018-00
Model FLXA202 / FLXA21
2-Wire Analyzer
Start-up Manual
CONTENTS
IM 12A01A02-12E 9th Edition
u Introduction ....................................................................................................i
1. Instrument Check .........................................................................................1
2. Wiring and Installation .................................................................................4
2.1 Installation site ..................................................................................................... 4
2.2 Wiring the power supply ..................................................................................... 4
2.2.1
Cables, terminals and glands for FOUNDATION Fieldbus or PROFIBUS PA . 5
2.2.2 Grounding ............................................................................................. 6
2.2.3 Connection of the power supply ........................................................... 7
2.2.4 Installing the cable glands ..................................................................... 7
2.3 Wiring the sensor ................................................................................................. 9
2.3.1 pH Measurement ................................................................................ 10
2.3.2 ORP Measurement ..............................................................................11
2.3.3 SC Measurement ................................................................................ 12
2.3.4 ISC Measurement ............................................................................... 13
2.3.5 DO Measurement ............................................................................... 13
2.3.6 SENCOM pH/ORP Measurement ...................................................... 14
2.3.7 Wiring of YOKOGAWA sensors .......................................................... 15
2.3.8 Wiring of HAMILTON sensors ............................................................. 16
2.3.9 Wiring covers ...................................................................................... 17
3. Operation .................................................................................................... 18
3.1 Change language ............................................................................................... 18
3.2 Quick setup ......................................................................................................... 18
3.3 Basic operation (when two sensors are connected) ..................................... 19
4. Commissioning ......................................................................................... 20
5. Maintenance ............................................................................................... 21
u Appendix .................................................................................................... 23
Revision Record .......................................................................................................i