NEX7250 Zone 2 Annunciator
15
5.6 Window Numbering System
RTK have adopted the following window numbering system to aid with the location of the film legend
and the associated alarm cards. This method is used to ensure that the legend matches the functions
selected for the designated alarm.
S Y S T EM
T E S T
FIR S T
R ES ET
7
M U T E
PO W ER
R ES ET
1
5
3
A CK
LA M P
T ES T
R E S E T
F IR S T
R E S E T
6
2
3
4
L AM P
T E S T
A C K
M U T E
S Y S T E M
T ES T
P O W E R
1
5
F IR S T
R ES E T
R ES E T
2
S Y S T EM
T ES T
P O W ER
M U T E
A CK
LA M P
T ES T
1
3
6
8
4
2
12
1 0
9
11
M edium W indow V ersion
S m all W indow V ersion
Large W indow V ersion
5.7 Alarm Card Types
There are 4 basic types of dual channel alarm cards
PART NO
DESCRIPTION
USED ON
CB5674POP1
2 Channel alarm card
(Without repeat relays)
Large, medium and small window versions
Locates in the upper slot of the associated cell
CB5674POP2
2 Channel alarm card
(With repeat relay facility)
Large, medium and small window versions
Locates in the upper slot of the associated cell
CB5674POP3
2 Channel alarm card
(Without repeat relays)
Small window versions
Locates in the lower slot of the associated cell
CB5674POP4
2 Channel alarm card
(With repeat relay facility)
Small window versions
Locates in the lower slot of the associated cell
Alarm cards are plugged into the rear of the annunciator and once inserted automatically connect to
a pre-tested passive display motherboard.
5.8 Pushbutton / Programming Module
The pushbutton/programming module is located in the bottom right hand corner of the annunciator
when viewed from the front unless otherwise specified. It has a power-on LED, integral audible and
six pushbuttons to cover all of the possible sequence combinations. The six pushbutton are:- Lamp
Test, Functional Test, Mute, Acknowledge, Reset and First Reset
