Nexus 21 A1557 technical specifications Setting Time & Date, Isolate

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Step 4 - Select the number of the engineer’s facility required by pressing the corresponding number button.

5.4Setting Time & Date

At Step 4 within the Engineer’s Menu (see Section 5.3 above), select 1:SET TIME/DATE.

S E L E C T E N T E R

L E V E L 2 T I M E h h

O P T I

O N

m m s

s

# B A C K S P A C E

* E N T E R

Time is entered as two digits for each of the hours, minutes and seconds; eg 8am is 08:00:00. The clock starts, at the time set, when the * ENTER key is pressed.

The date may then be entered as two digits for each of the day, month and year for example, the 3rd of August 1997 is 03:08:97. It is not necessary to press the ENTER key after entering the date, the system automatically returns to normal operation.

5.5Isolate

At Step 4 within the Engineer’s Menu (see Section 5.3 above), select 2:ISOLATE DEVICES.

Within this sub-menu, the following four options are available. Use the * to view these options (if not currently displayed). Select the required option by pressing the corresponding number button and then follow the on-screen instructions for each option.

 

I S O L A T I O N F A C I L I T Y

1

. S E N S O R S

 

2

. P A N E L I N P U T S

* N X T P A G E

# Q U I T

 

 

 

To select next page (printer isolate)

Enables the engineer to isolate/de-isolate loop devices

Enables engineer to isolate/de-isolate programmable panel inputs

Selecting Option 1. SENSORS reveals the following screen:

S E N S O R I S O / D E - I S O

Enables the engineer to isolate/de-isolate a range of devices

1

. S I N G L E

2

. R A N G E

 

3

. R E A D

4

. D E I S A L L

Enables the engineer to de-isolate all the devices

 

#

= Q U I T

Enables the engineer to view the devices isolated

Enables the engineer to isolate/de-isolate a single device

Within options 1 and 2 above of the Sensor Iso/Deiso screen, follow the on-screen instructions

to enter loop and sensor number(s). Press following will appear:

I D E N T I F Y D E V I C E

*ENTER at each stage. A screen similar to the

Current Status

Document Ref: Nex8inst.doc/Rev0 09.07.00

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Contents Contents Exploded View and Mechanical Data/Text Identification User Controls & IndicationsDisplay Lithium Battery LBAR1Power Supply Illustration NC1Ii A1536 8 Way Programmable Input/Output Alarm Board Loop Card Expansion MotherboardProgrammable Expansion Boards A1535 8 Way Programmable Input/Output Relay BoardImportant Notes on Batteries Document Ref Nex8inst.doc/Rev0 Number Loops Access level 1278 Overview of Engineer’s Menu OptionsAccessing Engineer’s Menu Access level 8812Setting Time & Date IsolateConfigure Loop EditDevice Status Status Disabled/Enabled ADR VAL Type STS CMDStatus To Printer Loop Contents Zones Alarm TestExtended Menu Alert Trip LevelPanel Delay Fire Trip LevelRead Memory Clear Print QueueProgramming the Number of Displays Repeaters Print Memory Contents Options Available at Access LevelPrint Cause and Effect Data Checklist Commissioning IntroductionAn Overview of the Commissioning Procedure Pre-Commissioning Wiring CheckCommissioning Procedure Alarm CircuitsCommissioning Loops Cause & Effect Testing Auxiliary CircuitsCause & Effect Editing Final CommissioningTechnical Specifications Ii Other Relevant Documentation Iii Compatible Loop Devices and Panel Responses 1XX= LED = LED Is in fire Fault Data fault AV = 0 to Operation and is