YOKOGAWA UM33A - Periodic Maintenance

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15-10

IM 05P03D21-01EN

15.3 Periodic Maintenance

Check the operating condition periodically to use this instrument with good condition.

Main Page

Default Chapter4
- Introduction4
- Target Readers4
- Notice5
- Safety Precautions5
- Handling Precautions for the Main Unit7
- Checking the Contents of the Package8
- Model and Suffix Codes of UM33A8
- Symbols Used in this Manual11
- How to Use this Manual12
- Table of Contents14
Chapter 1 Introduction to Functions18
- Quick Setting Function18
- Input/Output Function19
- Display and Key Functions21
- Communication Functions22
- Definition of Main Symbols and Terms24
Chapter 2 UM33A Operating Procedures26
Chapter 3 Part Names28
- Names and Functions of Display Parts28
- Names and Functions of Keys29
- List of Display Symbols31
- Brief Description of Setting Details (Parameters)33
Chapter 4 Basic Operation34
- Overview of Display Switch and Operation Keys34
- How to Set Parameters37
Chapter 5 Quick Setting Function42
- Setting Using Quick Setting Function42
- Restarting Quick Setting Function47
Chapter 6 Monitoring of Regular Operations App48
- Monitoring of Operation Displays48
  - Operation Display Transitions48
- Setting Alarm Setpoint50
- Releasing On-State (Latch) of Alarm Output51
- Confirmation of PV Peak and Bottom Value52
Chapter 7 Input (PV) Functions54
- Setting Functions of PV Input54
- Setting Input Sampling Period63
Chapter 8 Functions64
- Function Block Diagrams64
Chapter 9 Alarm Functions66
- Setting Alarm Type66
- Setting Number of Alarm Groups to Use72
- Setting Hysteresis to Alarm Operation73
- Delaying Alarm Output (Alarm Delay Timer)74
Chapter 10 Retransmission Output Functions76
- Setting Retransmission Output Terminal, Type, and Scales76
- Setting 10-Segment Linearizer for Output77
- Changing Current Output Range79
- Setting Split Computation Output Function80
- Using 15 V DC Loop Power Supply81
Chapter 11 Contact Input/Output Functions82
- Setting Contact Input Function82
  - Changing Contact Type of Contact Input84
- Setting Contact Output Function85
  - Setting Function of Contact Output85
  - Changing Contact Type of Contact Output88
Chapter 12 Display, Key, And Security Functions90
- Setting Display Functions90
- Assigning Function to User Function Key100
- Setting Security Functions102
- Confirmation of Key and I/O Condition and Version105
  - Confirmation of Key and I/O Condition105
  - Confirmation of Version107
Chapter 13 Parameter Initialization108
- Initializing Parameter Settings to Factory Default Values108
- Registering and Initializing User Default Values109
  - Registering as User Setting (Default) Values109
  - Initializing to User Setting (Default) Values109
Chapter 14 Power Failure Recovery Processing / Power Frequency Setting110
- Remedies if Power Failure Occurs During Operations110
- Power Frequency Setting111
- Setting Time between Powering on Indicator and Starting Monitor (Restart Timer)112
Chapter 15 Troubleshooting, Maintenance, and Inspections114
- Troubleshooting114
- Maintenance122
- Periodic Maintenance123
- Disposal124
Chapter 16 Installation and Wiring126
- Installation Location126
- Mounting Method128
- External Dimensions and Panel Cutout Dimensions129
- Wiring130
- Attaching and Detaching Terminal Cover142
Chapter 17 Parameters Index144
- Parameter Map144
- List of Parameters149
  - Operation Parameters149
  - Setup Parameters151
    - Specifications160
    - Standard Accessories168
Appendix Input And Output Table170
- Appendix 1 Input and Output Table170
Revision Information172

YOKOGAWA UM33A - Periodic Maintenance

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