Yokogawa PH18 Differential pH Sensor - Manual (Page 2)

2
IM 12B6J4-E-A
PREFACE ...................................................................................................................................................... 1
1 INTRODUCTION .......................................................................................................................................... 3
2 GENERAL SPECIFICATIONS ...................................................................................................................... 5
2.1 Model PH18 differential pH sensor ........................................................................................................ 5
2.2 Model WU18 cable for PH18 sensor ..................................................................................................... 6
2.2 Dimensions of the PH18SA .................................................................................................................... 7
3 THE TYPE 18 PH PROBE ............................................................................................................................ 8
3.1 Typical applications ................................................................................................................................ 8
3.2 Handling information for the glass lined pH probe................................................................................. 8
3.3 Storage and hydration ............................................................................................................................ 8
3.4 Installation .............................................................................................................................................. 8
3.5 PH18 Installation examples .................................................................................................................... 9
4 PH202/PH402 and FLXA21/PH450 Instrument........................................................................................ 10
4.1 Set-up ................................................................................................................................................... 10
5 CALIBRATION ............................................................................................................................................ 11
5.1 Calibration set-up ................................................................................................................................. 11
5.2 Isopotential pH value ............................................................................................................................ 11
5.3 SLOPE .................................................................................................................................................. 11
5.4 ASY ....................................................................................................................................................... 11
5-5 Process Temperature compensation ................................................................................................... 11
6 CLEANING/STERILIZATION ...................................................................................................................... 12
6.1 Acceptable CIP cleaning processes ..................................................................................................... 12
6.2 Sterilization methods ............................................................................................................................ 12
7 MAINTENANCE .......................................................................................................................................... 12
8 POSITION OF THE O-RINGS .................................................................................................................... 13
9 ACCESSORIES ........................................................................................................................................... 13
APPLICATION DATA SHEET PH DIFFERENTIAL PH SENSOR ............................................................... 14
Table of ConTenTS