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YOKOGAWA PH201G Manuals
Manuals and User Guides for YOKOGAWA PH201G. We have
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YOKOGAWA PH201G manual available for free PDF download: User Manual
YOKOGAWA PH201G User Manual (53 pages)
Chemical Cleaning pH Measuring System
Brand:
YOKOGAWA
| Category:
Measuring Instruments
| Size: 1.43 MB
Table of Contents
Introduction
2
Safety Precautions
4
Table of Contents
6
1 General
8
Standard Specifications
8
Model and Suffix Codes
11
External Dimensions
13
2 Installation
16
Installing the PH8SM3 Chemical Cleaning Unit for a Chemical Cleaning System
16
Where to Install the Unit
16
Installation Facilities
17
Installing Chemical Cleaning Unit
17
Installing the PH8HS3 Holder
18
Where to Install the Holder
18
Installation Facilities
18
Installing the PH8HS3 Holder
19
3 Piping and Wiring
22
Piping
22
Line for Connecting Air Source
23
Line for Actuating Cylinder to Drive Sensor Pneumatically (Upward)
23
Line for Actuating Cylinder to Drive Sensor Pneumatically (Downward)
23
Line for Forced Feeding of Chemical Solution and Air-Bubbling
23
Line for Pressurizing Kcl Reserve Tank
23
Wiring
24
Wiring System with 2-Wire Analyzer
27
4 Operation
30
Names and Functions of Components
30
How the Chemical Cleaning Ph Measuring System Works
32
Operating Modes
32
WASH (Cleaning) Command
32
Wash Sequence
33
Startup
34
Inspection of Piping and Wiring
34
Supplying Chemical Solution to Holding Tank
34
Supplying Kcl Solution to Reserve Tank
35
Adjustment of Pneumatic Pressure
35
Setting Duration of Forced Feeding of Chemical Solution and Output of CYLINDER FAIL Signal
36
Supplying Power
36
Entering Data Related to WASH Operation
36
Verifying WASH Operation
37
Calibration with Standard Solution
37
Regular Operation
37
Data Acquisition in Early Stages of Operation
37
Inspections During Regular Operation
38
Behaviour During Power Failure/Restart
38
Operation When Shutting down the System
38
Procedure When Restarting System Operation
39
5 Inspection and Maintenance
40
Inspection and Maintenance of Operating Unit for PH8SM3 Chemical Cleaning System
40
Inspection of Piping (between Chemical Cleaning Chamber and Holder)
40
Inspection of Solenoid Valves
40
Replacement of Fuses in the Power Supply Box
41
Inspection and Maintenance of PH8HS3 Holder
41
Removing Foreign Matter from Wetted Part of Sensor Holder
41
Inspecting Gasket on the Bottom Plate of Cleaning Chamber
41
Cleaning and Lubricating Pneumatic Cylinder for Driving the Sensor Holder
42
Inspecting O-Rings on Sensor Holder
43
Inspecting Terminal Block for Limit Switch
43
6 Troubleshooting
44
More than 100 Ml of Chemical Solution at a Time Is Being Fed to Holder
44
A Smaller Quantity of Chemical Solution Is Fed to Holder
45
CYLINDER FAIL Signal Appears
45
When Liquid Keeps Leaking from Bottom Plate of Cleaning Chamber
45
Chemical Solution Cannot be Fed into Cleaning Chamber
46
Customer Maintenance Parts List (PH8SM3)
48
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