Nexus 21 A1557 technical specifications = Led

Page 27

Device type

Type

Condition

Panel response

Analogue Value

Status bits

Output bits

Default cause

Comments

 

Code

 

 

 

(210)

 

 

and effect

 

Series 90 3-way

2

Quiescent

None

AV = 8 to 44

000

0

= relay 1

 

X means status

I/O analogue unit

 

Input 1 operated

Fire

AV = 55 to 127

1XX

1

= relay 2

 

does not affect

 

 

Input 2 operated

Input

AV = 45 to 54

01X

2

= relay 3

 

panel status.

 

 

Input 3 operated

Remote fault

AV = 0 to 7

001

 

 

 

See note 2.

Series 90 1-way

2

Quiescent

None

AV = 16

000

0

= relay

 

 

I/O unit

 

Input operated

Fire

AV = 16

001

1

= not used

 

 

 

 

 

 

 

 

2

= not used

 

 

Series 90 switch

2

Quiescent

None

AV = 16

000

0

= remote

 

 

monitor unit

 

Input operated

Fire

AV = 16

100

indicator

 

 

 

 

 

 

 

 

1

= not used

 

 

 

 

 

 

 

 

2

= not used

 

 

XP95 I/O unit

2

Quiescent

None

AV = 16

000

0

= remote

 

Fire overrides

 

 

Input operated

Fire

AV = 16

1X0

indicator

 

input which in

 

 

Opto input active

Input

AV = 16

010

1

= not used

 

turn overrides

 

 

Input fault

Remote fault

AV = 4

000

2

= not used

 

remote fault

 

 

 

 

 

 

 

 

 

 

XP95 output unit

2

Quiescent

None

AV = 16

000

0

= relay

 

 

Series 90

3

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

ionisation smoke

 

Fire

Fire

AV = 55 to 127

output bits

1

= self test

set when device

 

 

 

Alert

Alert

AV = 45 to 54

 

2

= LED

is in fire

 

 

 

Fault

Data fault

AV = 0 to 7

 

 

 

 

 

XP95 ionisation

3

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

smoke

 

Fire

Fire

AV = 55 to 127

output bits

1

= self test

set when device

 

 

 

Alert

Alert

AV = 45 to 54

 

2

= LED

is in fire

 

 

 

Fault

Data fault

AV = 0 to 7

 

 

 

 

 

CEL zone

4

Quiescent

None

AV = 16

000

0

= relay 1

Bit 0 set on

 

monitor

 

Input 1 operated

Fire

AV = 64

000

1

= relay 2

reset or clear

 

 

 

Input 2 operated

Alert

AV = 48

000

2

= relay 3

faults

 

 

 

Input 3 operated

Remote fault

AV = 4

000

 

 

 

 

Document Ref: Nex8inst.doc/Rev0 09.07.00

Page 27 of 30

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Image 27 Contents
Contents User Controls & Indications Exploded View and Mechanical Data/Text IdentificationDisplay LBAR1 Lithium BatteryNC1 Power Supply IllustrationA1535 8 Way Programmable Input/Output Relay Board Ii A1536 8 Way Programmable Input/Output Alarm BoardLoop Card Expansion Motherboard Programmable Expansion BoardsImportant Notes on Batteries Document Ref Nex8inst.doc/Rev0 Number Loops Overview of Engineer’s Menu Options Access level 1278Access level 8812 Accessing Engineer’s MenuIsolate Setting Time & DateConfigure Loop EditDevice Status ADR VAL Type STS CMD Status Disabled/EnabledStatus To Printer Alert Trip Level Loop ContentsZones Alarm Test Extended MenuFire Trip Level Panel DelayRead Memory Clear Print QueueProgramming the Number of Displays Repeaters Print Memory Contents Options Available at Access LevelPrint Cause and Effect Data Commissioning Introduction ChecklistAlarm Circuits An Overview of the Commissioning ProcedurePre-Commissioning Wiring Check Commissioning ProcedureCommissioning Loops Final Commissioning Cause & Effect TestingAuxiliary Circuits Cause & Effect Editing Technical Specifications Ii Other Relevant Documentation 1XX Iii Compatible Loop Devices and Panel Responses= LED = LED Is in fire Fault Data fault AV = 0 to Operation and is