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CL 298
wtw CL 298 Manuals
Manuals and User Guides for wtw CL 298. We have
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wtw CL 298 manual available for free PDF download: Operating Manual
wtw CL 298 Operating Manual (76 pages)
ANALOG MEASURING TRANSMITTERS PH 298, LF 298, OXI 298, CL 298 FOR pH/ORP, CONDUCTIVITY, OXYGEN AND CHLORINE
Brand:
wtw
| Category:
Transmitter
| Size: 0.9 MB
Table of Contents
Table of Contents
3
1 Overview
7
2 Safety
8
Safety Information
8
Safety Information in the Operating Manual
8
Safety Signs on the Product
8
Further Documents Providing Safety Information
8
Safe Operation
9
Authorized Use
9
Requirements for Safe Operation
9
Unauthorized Use
9
User Qualification
9
3 Installation
10
Scope of Delivery
10
Basic Principles of Installation
10
Requirements of the Measurement Location
10
Safety Requirements of the Electrical Installation
10
Wall Mounting of the Measuring Transmitter
11
Mounting the Mounting Plate (Optional)
11
Connecting the Sensor
12
Connection Diagram for Sensors
15
Connection Diagram for WTW Sensors
15
Connection Diagram for Temperature Probe
17
Connection Diagram for Other Sensors
18
Connections (Relays, Current Outputs, Modbus)
19
General Installation Instructions
19
Electrical Connections: General Instructions
22
Connecting the Voltage Supply
22
Commissioning
25
4 Operation
27
Operating Elements
27
Measured Value and Status Display
28
General Operating Principles
29
Opening the Menu
29
Navigation in Menus
29
Entering Numerals
29
Terminating Inputs and Returning to the Measured Value Display
30
Operating Example: Setting the Language
30
System Settings (Menu Configuration)
30
Setting the Date and Time
31
Temperature Compensation
31
Calibrating (CAL Menu)
32
General Proceeding
32
Calibration Evaluation
34
Calibrating a Ph / ORP Electrode
35
Calibrating the Conductivity Measuring Cell
35
Calibrating an Oxygen Sensor
36
Calibrating a Chlorine Sensor
37
Measured Value Recording (Data Logger)
37
INFO Menu
38
Overview
38
Low Power Mode (Screensaver)
38
Password Protection
39
5 Outputs
40
Basic Information on Control Functions
40
Limit Indicator
40
PID Controller (Relay and Current Output)
41
PID Controller as Pulse Width Controller (PWM)
45
PID Controller as Analog Controller (Current 0/4
46
Configuring the Relay Outputs
46
Relay Action
46
Setting up the PID Controller
46
Limiting Value Signal
47
Time-Controlled Relay Actions (Timer)
47
Configuring the Analog Outputs
48
Setting the PID Controller
48
Configuring the Analog Outputs
49
Configuring the Voltage Outputs
50
Configuring the PID Controller
51
HOLD State
53
Activating/Deactivating the HOLD State
53
HOLD Status During Operation of a Flow Monitor
54
6 Communication with Modbus RTU
55
Connecting the Modbus Interfaces
55
Setting the Modbus Interface Parameters
56
Data Transmission
57
Query Format
57
Data Block of the Sensor
58
Data Traffic and Timeout
58
Coded Data for Fieldbus Communication
59
Data Formats of the Sensor Data Block
59
Instrument Status
60
Measuring Mode / Sensor Type
60
7 Maintenance and Cleaning
62
Maintenance
62
Cleaning
62
8 What to Do if
63
Information on Errors
63
Error Causes and Elimination
63
Working on the Open Measuring Transmitter
63
Errors of the Modbus Communication
64
9 Technical Data
65
Measuring Transmitter
65
Mounting Plate
68
10 Index
69
11 Appendix: the SETTINGS Menu
70
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