Table of Contents
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Uninterruptible Power Supply (UPS)
Instruction Manual
• This manual gives you important information to use the this unit safely and therefore be sure to
read it before installation and use.
• Keep this manual handy at the place where you install the this unit so that you can read it
whenever necessary.
BY50FW/BY75SW
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Table of Contents
Related Manuals for Omron POWLI BY75SW
Summarization of Contents
Introduction
Introduction
Overview of the UPS unit, its purpose, and key features.
Notes on the use of the Unit
Important considerations and restrictions for using the UPS unit safely and effectively.
Disclaimers
Statements regarding liability for damages or malfunctions related to the product.
IMPORTANT SAFETY INSTRUCTION
SAVE THESE INSTRUCTIONS
Instruction to keep the manual for future reference during UPS and battery handling.
SYMBOL
Explanation of safety symbols used in the manual and on the unit.
INTERNAL BATTERY
Details about the type and voltage of the internal batteries used in the UPS models.
TEMPERATURE RATING
Maximum permissible ambient temperature for the UPS unit.
ENVIRONMENT
Recommended environmental conditions for installing and operating the UPS unit.
Procedure from installation to operation
Installation/connection
Steps involved in setting up and connecting the UPS unit.
Preparation for operation
Tasks required before the UPS unit can be fully operated.
Maintenance/inspection
Procedures for maintaining and inspecting the UPS unit.
Safety precautions
Warning
Critical safety warnings indicating potential for death or serious injury.
Caution (for installation and connection)
Safety advice specific to the installation and connection process.
Caution (for use)
Safety advice and precautions for operating the UPS unit.
Caution (for maintenance)
Safety guidelines to follow during maintenance activities.
Caution (for battery replacement)
Specific safety warnings for replacing the UPS battery.
Notes
Additional important notes regarding handling and operation.
Explanation
Explanation of UPS operation modes like usual operation and battery mode.
1. Preparation
1-1 Checking the contents
Procedure to verify all package contents are included and undamaged.
1-2 Part names
Identification and description of the UPS unit's front and rear components.
1-3 Explanation of symbol used on unit
Description of symbols found on the UPS unit and their meanings.
2. Installation and connection
2-1 Precautions and notes on installation and connection
Essential precautions and guidelines for safe installation and connection.
2-2 Installation and connection (BY50FW)
Specific instructions for installing and connecting the BY50FW model.
Do not position the unit in the ways shown below
Instructions on incorrect placement and installation orientations to avoid.
Diagram showing BY75SW mounted with anchor screws
Illustrations and guidelines for mounting the BY75SW model using anchor screws.
2-3 Installation and connection (BY75SW)
Specific instructions for installing and connecting the BY75SW model.
2-4 Checking the operation
Procedure to verify the UPS unit is functioning correctly after installation.
3. Preparation for operation
3-1 Charging the battery
Instructions on how to charge the UPS battery before initial use.
3-2 Measuring the initial value of backup time
Method to measure the initial backup time for UPS setting and battery check.
3-3 Recharging the battery
Guidance on recharging the battery after backup time measurement.
4. Operation
4-1 Precautions and notes on operation
Important safety precautions to observe during normal UPS operation.
Explanation
Explanation of UPS operation modes: usual operation, end of battery mode, and reboot.
4-2 Start and stop procedures and basic operation
Steps for starting, stopping, and basic operation of the UPS unit.
Operation during a power failure
How the UPS operates and alerts the user during a power failure.
Stop procedure
Steps to properly stop the UPS unit's operation.
4-3 Interpreting beeps and displays
Guide to understanding UPS status indicators, beeps, and error messages.
4-4 Suspending a beep
Method to temporarily silence audible beeps from the UPS unit.
4-5 Description of the self-diagnostic test function
How to perform and interpret the UPS self-diagnostic test.
4-6 Description of the auto battery test function
Information on the UPS's automatic battery testing feature.
4-7 Changing the setting of the functions
Instructions for changing UPS settings using DIP switches.
Power output stop delay time setting (setting switches 5 and 6)
Configuration of delay times for power output stop using DIP switches.
UPS stop signal setting (setting switch 7)
Setting the UPS stop signal behavior using DIP switch 7.
Communication connector 8th-pin output signal switching setting (setting switch 8)
Configuring the 8th-pin output signal for communication interface using DIP switch 8.
3. UPS operation mode settings
Setting the UPS operation mode, such as cold start and output voltage.
5. Maintenance and inspection
Caution (maintenance)
Safety warnings to follow when performing maintenance on the UPS.
5-1 Checking the battery
Methods and guidelines for checking the UPS battery status.
Caution (for battery replacement)
Critical safety precautions for replacing the UPS battery.
5-2 Replacing the battery
General steps and considerations for replacing the UPS battery.
5-2-1 Battery replacement procedure (BY50FW)
Detailed step-by-step guide for replacing the battery in the BY50FW model.
5-2-2 Replacing the battery (BY75SW)
Detailed step-by-step guide for replacing the battery in the BY75SW model.
5-3 Cleaning
Instructions on how to clean the UPS unit and its AC input plug.
6. Using the UPS monitoring software and contact signal
6-1 Selecting the UPS monitoring software
Guidance on choosing the appropriate UPS monitoring software for different operating systems.
6-2 When using the included UPS monitoring software
Instructions for using the PowerAct Pro UPS monitoring software.
"UPS Power Manager" UPS monitoring software for Mac
Instructions for using the UPS Power Manager software on Mac computers.
6-3 When performing auto-save functions using the UPS service in Windows Server 2003/XP/2000 + included UPS service driver
Configuring auto-save and shutdown using UPS service driver in Windows Server.
6-4 When performing auto-save functions using the standard UPS service in Windows Server 2003/XP/2000/NT
Configuring auto-save and shutdown using standard UPS service in Windows NT.
How to set up UPS service (shut down Windows when low battery level is detected)
Steps to configure Windows to shut down automatically based on UPS signals.
6-5 Using the Contact Signal
Utilizing contact signals for automated UPS functions and system integration.
2. Input of the UPS Stop Signal (BS)
How to input the UPS Stop Signal (BS) to halt output.
3. Remote ON/OFF Signal
Using remote signals to start and stop the UPS.
4. Connection to the system
Guidance on connecting the UPS to external systems.
5. Contact Signal Connector (female DSUB9P)
Pin assignment and details for the female DSUB9P contact signal connector.
6. Remote ON/OFF connector (female)
Details on connecting the remote ON/OFF connector for UPS control.
7. Contact Signal ratings
Electrical ratings and specifications for UPS contact signals.
8. Contact Signal circuit inside the UPS
Internal circuit diagram for UPS contact signal output.
9. Example of the use of the Contact Signal circuit
Practical examples of using BU, BS, and Remote ON/OFF signals.
10. Precautions and notes on the use of the Contact Signal
Important precautions for connecting and using contact signals.
7. Measuring the backup time (checking the discharge time of the battery)
7-1 Measuring method of the backup time
Step-by-step procedure to measure the UPS backup time.
7-2 Estimated backup time
How to estimate backup time based on connected device capacity and provided graph.
References
A. Specifications
Technical specifications and performance data for the UPS units.
B. Related products
Information on compatible spare parts and accessories for the UPS.
C. Dimensional outline drawing
Diagrams showing the physical dimensions and external views of the UPS units.
D. Circuit block diagram
Schematic representation of the UPS internal circuit design.
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