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General| Type | Fire Alarm Control Panel |
|---|---|
| Maximum Loops | 2 |
| NAC Outputs | 4 |
| Power | 120/240 VAC, 50/60 Hz |
| Operating Temperature | 32°F to 120°F (0°C to 49°C) |
| Relative Humidity | Up to 93%, non-condensing |
| Communication Ports | RS-232, RS-485 |
| Networking | Simplex Fire Alarm Network |
Overview of the 4120 Network Processing Unit (NPU) and its primary functions.
Prerequisites for NPU operation, including system programming and software key requirements.
Step-by-step procedure for logging into the NPU system via the operator interface.
Instructions for safely logging out of the NPU system to end the operator session.
Introduction to the NPU's front panel, detailing membrane buttons and LEDs for status indication.
Detailed explanation of the function and operation of each membrane switch and LED on the NPU.
Guide on utilizing the NPU's audio control features for paging and managing audio output.
Procedures for managing phone calls, including answering and placing calls via the NPU.
How the NPU signals events and the operator's actions for acknowledging and silencing alarms.
Description of the NPU's main menu screen, including navigation and access to system options.
Instructions for accessing and viewing different categories of active points and system events.
Guide on how to correctly set and adjust the system's internal time and date.
Procedures for accessing and reviewing the NPU's historical log of system events and activities.
Overview of system maintenance functions, including diagnostics, unit restart, and calibration.
How to check point status, view action messages, and perform control operations on system points.
Instructions for generating, viewing, and printing various system reports for analysis.
Guidance on interacting with site-specific graphical displays for system monitoring.
Details on managing pre-programmed utility functions such as lighting, HVAC, and other controls.
Procedures for managing selective, standard, and auxiliary audio functions for communication.
Instructions for managing phone calls, including answering, holding, and calling specific areas.
How to access and view custom or text-based site-specific information screens.
Explains alternative navigation paths to system functions via the header menu interface.
Instructions for using the NPU simulator to test point operations and system behavior.
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