Nexus 21 A1557 technical specifications Setting Time & Date, Isolate

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

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