Emerson MC68HC16Z1 user manual Change Date & Time/Automatic Daylight Saving Time, Factory Defaults

Page 40

System and Control Options

6.8.2Change Date & Time/Automatic Daylight Saving Time

The Liqui-tect panel has a built-in, real-time clock that is backed up by an encapsulated lithium bat- tery and set up to adjust automatically for daylight saving time twice a year. The Setup System Info menu allows you to change the date or time or automatic adjustment at any time.

To change the daylight saving time setting, date or time:

• From the Setup System Info Menu, use the arrows ↑↓ to choose Change Date & Time, then press Enter .

• To change the daylight saving time setting:

• To the right of Daylight Svg Time? use the arrows ↑↓ to choose Y (Yes - automatically adjust for daylight saving time) or N (No), then press Enter .

The format of the date and time is DD-MMM-YY HR:MM:SS. To change the date or time:

Press Enter to advance to the next character position you want to change.

Use the arrows ↑↓ to choose from available entries:

Date

Day (DD)

0-31

 

Month (MMM)

JAN-DEC

 

Year (YY)

00-99

Time

Hour (HR)

00-23

 

Minutes (MM)

00-59

 

Seconds (SS)

00-59

Press Enter to advance to the next character position.

When finished, press Enter again.

6.8.3Factory Defaults

Setup System Info Menu

SETUP SYSTEM INFO CHANGE PASSWORD

>CHANGE DATE & TIME

↑↓ =NEXT =SELECT FACTORY DEFAULTS

Change Date & Time

CHANGE DATE & TIME

DAYLIGHT SVG TIME? Y

30-APR-03 10:56:30 ↑↓ =SELECT =NEXT/END

Setup System Info Menu

At any time, you may restore all default values for settings in the Liqui-tect panel as it was shipped, as shown in Table 12.

The password is the sole exception when reverting to the factory default settings. The password can be reset to the factory default of

AAAAonly through the DIP switches. For details, see Change Password on page 35.

Table 12 Factory default settings

 

Feature

Default

Zones

CONNECTED

N (Not connected)

1 & 2

 

 

LABEL

ZONE 1

 

 

UNITS

FT (feet)

 

AUTO CALIBRATE

Automatic

 

SENSITIVITY FOR

150 UA

 

WATER DETECT

 

 

 

SENSITIVITY FOR

50 UA

 

CONTAMINATED

 

 

Alarm

LONGEST CABLE LENGTH

0-1000 ft. (0-304.8m)

outputs

 

 

LEAK & FAULT RELAYS:

NO (Normally Open)

 

NORMALLY OPEN/CLOSED

 

 

 

LEAK & FAULT ALARM:

Y (Latched)

 

LATCHED/UNLATCHED

 

 

Mapping

Current

0UA, where UA represents µA

values

or microAmps

 

 

Distance

(none)

Re-alarm

Delay in minutes

5 minutes

delay

 

 

SETUP SYSTEM INFO CHANGE PASSWORD CHANGE DATE & TIME ↑↓ =NEXT =SELECT

> FACTORY DEFAULTS

Factory Defaults

RESTORE ALL DEFAULTS ARE YOU SURE? Y

↑↓ =Y/N

=END

36

Image 40
Contents LIQUI-TECT Monitoring System Page Table of Contents Figures Equipment Inspection IntroductionOutside Enclosure Overview Key lockEntry in Alarm History Log Typical SequenceLCD flashes LCD stops flashingController Board Overview Controller board componentsRS232 connector RS485 connectorPower receptacle 24VAC connectorLED Indicators LED indicators summaryPacking Contents Installation ConsiderationsUnpacking and Preliminary Inspection Required tools Surface-Mounting the Liqui-tect PanelMounting the Panel Flush-Mounting the Liqui-tect Panel Connect Power to the Liqui-tect Panel Input Power Connections Small EnclosureTerminal 24VAC wiring red & white 24VAC input connectorInput and Output Power Connections Large Enclosure Input Power ConnectionsVAC Output Power Connections Troubleshooting Transformer ModuleWiring specifications Connecting Leak Detection Cable Inputs Attaching Leak Detection Connection Cable to the PanelConnecting Leak Detection Cable to the Connection Cable Leak detection cable LT500YPatterns Sections Hold-down clips At beginning End of arcConnecting Alarm Outputs Alarm outputsRS422 SiteScan Web Connector Disable the Audible HornRS422 SiteScan Web connector DIP switch Audible hornView Status Overview System and Control OverviewMain Menu View Status MenuView Alarm History View StatusView Cable Status View Zone TrendView Cable Status Cable Status ScreensViewing Additional Screens Overall ConditionView Alarm History Alarm History LogAlarm History Log Alarm History Log conditionsZone Trend Log View Zone TrendZone Trend Log Login LoginValid characters for data entry Alphanumeric Special charactersLogin Screen Setup SystemReset Latched Alarm Reset Latched AlarmsSetup System Overview Setup System Setup ZN1 ZoneChange Zone Label Identify the Zone as ConnectedChange Units Label Set Up Sensitivity for Water Detection Auto CalibrationChange Maximum Length Auto Calibration ProgressSet Up Sensitivity for Contamination Detection Contamination Detection SensitivitySetup System Setup ZN2 Zone Setup Zone 2 MenuSetup System Setup Alarm Outputs Define Alarms as Latched or Unlatched Signal OperationSpecify Longest Cable Length Define Relays as Normally Open or Normally ClosedSetup System Setup Re-Alarm Delay Latched Alarms OnlyUnlatched Alarms Only Select Setup Re-Alarm DelaySetup System Setup Mapmode Select Setup MapmodeSelect Zone to Map Set Up Mapping for Zone 1 or Zone Default mapping valuesView Last Map Select Zone to MapMapping for Last Map Message if No MappingChange Password Setup System Setup System InfoReset Password to the Factory Default Aaaa Factory Defaults Factory default settingsFactory Defaults Change Date & Time/Automatic Daylight Saving TimeReset Latched Alarms Log In and Choose Reset Latched AlarmChoose 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 Technical Support/Service Company Behind the ProductsLocations 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.