Emerson MC68HC16Z1 View Alarm History, Alarm History Log conditions, Source Cable Input Panel

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View Status Options

5.2View Alarm History

The Alarm History Log contains up to 100 records of alarms that have occurred. Records are added to this log as alarms occur.

To view the Alarm History Log:

• From the Main Menu, use the arrows ↑↓ to choose View Status, then press Enter ↵.

• From the View Status Menu, use the arrows ↑↓ to choose View Alarm History, then press Enter .

5.2.1Alarm History Log

The Alarm History Log screen displays up to 100 records showing alarms generated from the cable, panel operations, return from alarm and loss of power. If the log contains any alarm records, the Alarm His- tory Log screen displays details for each alarm:

the source of the alarm (for example, ZONE 1 or ZONE 2)

a brief description of the problem (CABLE OK)

the date and time the alarm occurred

Main Menu

>VIEW STATUS SYSTEM AND CONTROL

↑↓ =NEXT

=SELECT

View Status Menu

VIEW CABLE STATUS

> VIEW ALARM HISTORY

VIEW ZONE TREND

↑↓ =NEXT

=SELECT

Alarm History Log

>ALARM RECORD 01/100 ZONE 1

CABLE OK

29-AUG-03 12:04:00

Table 6 shows conditions that the alarm history log records for analog inputs and the panel itself.

Table 6

Alarm History Log conditions

 

 

 

 

 

Source

 

Cable Input

Panel

CONDITIONS

CABLE BREAK

LOSS OF POWER

RECORDED

LEAK DETECTED (& location, e.g., LEAK @ 99 FT)

ALARM SILENCED

 

 

CONTAMINATED (& location, e.g., CONTAM @ 44 FT)

H/W RESET

 

 

NO LEAK

ALARM RESET

 

 

CABLE OK

 

If there are no alarms in the log, the screen displays the message:

HISTORY LOG EMPTY

Viewing Additional Screens

There may be up to 100 records of alarm data.

To view additional records, use the arrows ↑↓ .

To return to the previous screen, press the ESC key.

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Contents LIQUI-TECT Monitoring System Page Table of Contents Figures Introduction Equipment InspectionKey lock Outside Enclosure OverviewTypical Sequence Entry in Alarm History LogLCD flashes LCD stops flashingController board components Controller Board OverviewRS485 connector RS232 connectorPower receptacle 24VAC connectorLED indicators summary LED IndicatorsPacking Contents Installation ConsiderationsUnpacking and Preliminary Inspection Required tools Surface-Mounting the Liqui-tect PanelMounting the Panel Flush-Mounting the Liqui-tect Panel Input Power Connections Small Enclosure Connect Power to the Liqui-tect PanelTerminal 24VAC wiring red & white 24VAC input connectorInput Power Connections Input and Output Power Connections Large EnclosureVAC Output Power Connections Troubleshooting Transformer ModuleWiring specifications Attaching Leak Detection Connection Cable to the Panel Connecting Leak Detection Cable InputsLeak detection cable LT500Y Connecting Leak Detection Cable to the Connection CableSections Hold-down clips At beginning End of arc PatternsAlarm outputs Connecting Alarm OutputsDisable the Audible Horn RS422 SiteScan Web ConnectorRS422 SiteScan Web connector DIP switch Audible hornSystem and Control Overview View Status OverviewMain Menu View Status MenuView Status View Alarm HistoryView Cable Status View Zone TrendCable Status Screens View Cable StatusViewing Additional Screens Overall ConditionAlarm History Log View Alarm HistoryAlarm History Log Alarm History Log conditionsZone Trend Log View Zone TrendZone Trend Log Login LoginValid characters for data entry Alphanumeric Special charactersSetup System Login ScreenReset Latched Alarm Reset Latched AlarmsSetup System Setup ZN1 Zone Setup System OverviewChange Zone Label Identify the Zone as ConnectedChange Units Label Auto Calibration Set Up Sensitivity for Water DetectionChange Maximum Length Auto Calibration ProgressContamination Detection Sensitivity Set Up Sensitivity for Contamination DetectionSetup Zone 2 Menu Setup System Setup ZN2 ZoneSetup System Setup Alarm Outputs Signal Operation Define Alarms as Latched or UnlatchedSpecify Longest Cable Length Define Relays as Normally Open or Normally ClosedLatched Alarms Only Setup System Setup Re-Alarm DelayUnlatched Alarms Only Select Setup Re-Alarm DelaySelect Setup Mapmode Setup System Setup MapmodeSelect Zone to Map Set Up Mapping for Zone 1 or Zone Default mapping valuesSelect Zone to Map View Last MapMapping for Last Map Message if No MappingChange Password Setup System Setup System InfoReset Password to the Factory Default Aaaa Factory default settings Factory DefaultsFactory Defaults Change Date & Time/Automatic Daylight Saving TimeLog In and Choose Reset Latched Alarm Reset Latched AlarmsChoose Y to Reset Alarms Reset Latched AlarmsClear Alarm History Log In and Choose Clear Zone Trend Clear Zone TrendClear Zone Trend Liqui-tect Panel Specifications Specifications Specifications Page Company Behind the Products Technical Support/ServiceLocations Asia 23F, Allied Kajima Bldg

MC68HC16Z1 specifications

The Emerson MC68HC16Z1 is a versatile microcontroller that combines power and efficiency, making it an ideal choice for various embedded applications. As part of the Motorola 68HC16 series, the MC68HC16Z1 is designed to deliver robust performance while offering extensive support for both simple and complex tasks. With its 16-bit architecture, this microcontroller is well-equipped to handle a range of functionalities, from industrial control systems to automation processes.

One of the main features of the MC68HC16Z1 is its high-performance 16-bit CPU, which operates at speeds up to 20 MHz. This allows for efficient data processing and execution of instructions, which is critical in time-sensitive applications. The microcontroller boasts a rich instruction set, including various addressing modes that enhance programming flexibility. This versatility enables developers to implement efficient algorithms tailored to their specific application needs.

Power management is another noteworthy characteristic of the MC68HC16Z1. The device supports low-power operation modes, which is essential for battery-powered applications or scenarios where energy consumption is a concern. With its capability to switch between different operational states, the microcontroller can significantly extend battery life while ensuring that performance is not compromised.

The MC68HC16Z1 also includes an integrated analog-to-digital converter (ADC) that allows for direct interaction with analog signals. This feature is particularly beneficial in applications that require sensor data acquisition. Additionally, the microcontroller provides various communication interfaces, including serial communication options like UART and SPI, facilitating seamless data transfer between devices.

In terms of memory, the MC68HC16Z1 supports a wide range of options, including both RAM and ROM, allowing for flexible storage solutions depending on the application requirements. The built-in programmability further allows for updates and modifications to the firmware, ensuring that the system can adapt to evolving project specifications.

Moreover, the microcontroller features an extensive array of I/O ports, making it capable of interfacing with various peripheral devices such as sensors, actuators, and displays. This extensive connectivity enhances its usability in a range of applications, from robotics to automotive systems.

In summary, the Emerson MC68HC16Z1 microcontroller stands out for its balanced blend of performance, low power consumption, and feature-rich design. Its 16-bit architecture, integrated ADC, versatile communication interfaces, and extensive memory options make it a go-to choice for developers looking to create effective and reliable embedded systems. Whether for industrial automation or consumer electronics, the MC68HC16Z1 continues to be a dependable and powerful component in the realm of microcontroller technology.