Emerson MC68HC16Z1 user manual Controller Board Overview, Controller board components

Page 8

Introduction

1.4Controller Board Overview

The Liqui-tect panel’s controller board, as shown below, has connectors for two digital outputs for leak detection alarms, two digital outputs for cable break alarms, two inputs for leak detection cables and two analog outputs for connecting to a building management system. The board comes complete with light-emitting diodes (LEDs) to display the status of monitored zones, power connections and other features necessary to monitor and protect your operation.

 

A-Power On/Off

B-DIP

C-DIP

D-Audible

Z-Transformer

LED

switch 1

switch 2

horn

 

 

 

 

Module

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E-Digital alarm

Y-24VAC power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

outputs (Zone 1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connector

DS1

SW1

O N

 

 

 

 

 

R4

SW2

O N

 

 

 

 

 

 

 

 

 

 

 

R1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F-Alarm output

 

Pwr On

 

1

2

3

4

5 6

7

8

 

1

2

3

4

5

6

7

8

 

 

X-Reset

A

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

LEDs (Zones 1&2)

switch

24V Pow

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W-LCD contrast

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K1

 

G-Digital alarm

adjustment

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K5

 

outputs (Zone 2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K2

R16

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K4

R17

 

V-LCD

Interlface

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U24

 

H-Status LEDs

 

 

 

 

 

 

 

U15

 

 

 

 

R38

 

 

U16

C28

TB3

 

connector

LCD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C26

 

 

LEDOFault

 

 

 

 

C27

 

 

I-4/20mA output

 

 

 

 

 

 

 

C32

 

C33

 

 

 

 

DS6

Reset

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R40

 

 

 

 

(Zone 2)

 

 

 

 

 

 

 

U22

 

U23

 

 

 

R44

DS7

DS8

 

 

U24

C40

 

 

 

 

 

 

 

 

C46

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U29

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U-24VAC

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

J-4/20mA output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(Zone 1)

connector

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

T-Power On/

ON

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

K-Input cable

TX RX

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connector (Zone 2)

Off switch

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L-Input cable

S-Power

 

 

 

connector (Zone 1)

receptacle R-RS485

Q-RS485

 

N-RS232

M-RS232

connector

P-SiteScan

connector

(not used)

LEDs

O-SiteScan

LEDs

 

 

Web LEDs

 

Web connector

Table 1

Controller board components

 

 

 

 

 

 

 

Item

 

Description

 

More Information

 

 

 

 

A-Power On/Off LED

Indicates when power is supplied to the panel.

2.4: Connect Power to the Liqui-tect Panel

1.5:

LED Indicators

 

 

 

B-DIP switch 1

 

DIP switch used for resetting password to default

3.5:

Disable the Audible Horn

 

and disabling the audible alarm.

6.8.1: Change Password

 

 

C-DIP switch 2

 

Not used.

N/A

 

D-Audible horn

 

Provides audible notification when an alarm occurs.

3.5:

Disable the Audible Horn

 

 

The Cable Break output connection is a two-state

 

 

 

 

point (ON/OFF, energized/de-energized). When the

 

 

 

 

cable is broken or becomes contaminated, an alarm

 

 

E-Digital alarm

 

is created and the contact is energized.

3.0:

Connections and Configuration

outputs (Zone 1)

 

The Leak Detected output connection is a two-state

 

3.2:

Connecting Alarm Outputs

and

 

point (ON/OFF, energized/de-energized). When

 

5.1:

View Cable Status

G-Digital alarm

 

water is detected, an alarm is created and the

 

6.5: Setup System - Setup Alarm Outputs

outputs (Zone 2)

 

contact is energized.

 

 

 

 

 

Each output can be used to connect to a secondary

 

 

 

 

warning device such as a horn, light or building

 

 

 

 

management system.

 

 

F-Alarm output

 

Indicates the status of the alarm outputs.

1.5:

LED Indicators

LEDs (Zones 1&2)

 

 

 

 

 

G-Digital alarm

 

(See description and references for E-Digital alarm outputs (Zone 1) above)

outputs (Zone 2)

 

 

 

 

 

4

Image 8
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 summaryUnpacking and Preliminary Inspection Installation ConsiderationsPacking Contents Mounting the Panel Surface-Mounting the Liqui-tect PanelRequired tools 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 Units Label Identify the Zone as ConnectedChange Zone 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 MappingReset Password to the Factory Default Aaaa Setup System Setup System InfoChange Password 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 Clear Zone Trend Clear Zone TrendLog In and Choose Clear 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.