Nexus 21 A1557 technical specifications Is in fire Fault Data fault AV = 0 to

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Device type

Type

Condition

Panel response

Analogue Value

Status bits

Output bits

Default cause

Comments

 

Code

 

 

 

(210)

 

 

and effect

 

Series 90 optical

5

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

 

 

 

 

 

XP95 optical

5

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

 

 

 

 

 

XP95 beam

5

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

Detector

 

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 flame

5

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

detector

 

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 multi-

5

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

sensor opt/heat

 

Fire

Fire

AV = 55 to 127

output bits

1

= self test

set when device

 

detector

 

Alert

Alert

AV = 45 to 54

 

2

= LED

is in fire

 

 

 

Fault

Data fault

AV = 0 to 7

 

 

 

 

 

Series 90 heat

6

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

detector

 

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 heat

6

Quiescent

None

AV = 8 to 44

Echo

0

= remote LED

Bit 0 and bit 2

See note 1.

detector standard

 

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

 

 

 

 

 

Document Ref: Nex8inst.doc/Rev0 09.07.00

Page 29 of 30

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Contents Contents User Controls & Indications Exploded View and Mechanical Data/Text IdentificationDisplay LBAR1 Lithium BatteryNC1 Power Supply IllustrationLoop Card Expansion Motherboard Ii A1536 8 Way Programmable Input/Output Alarm BoardProgrammable Expansion Boards A1535 8 Way Programmable Input/Output Relay BoardImportant 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 & DateDevice Status Configure LoopEdit ADR VAL Type STS CMD Status Disabled/EnabledStatus To Printer Zones Alarm Test Loop ContentsExtended Menu Alert Trip LevelFire Trip Level Panel DelayProgramming the Number of Displays Repeaters Read MemoryClear Print Queue Print Cause and Effect Data Print Memory ContentsOptions Available at Access Level Commissioning Introduction ChecklistPre-Commissioning Wiring Check An Overview of the Commissioning ProcedureCommissioning Procedure Alarm CircuitsCommissioning Loops Auxiliary Circuits Cause & Effect TestingCause & Effect Editing Final CommissioningTechnical 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