RTK Series UC625 Annunciator
55
Symptom Probable Cause
the LED’s operate
correctly but the audible
alarms do not sound
Each channel can be selected to operate either of the two integral horns /
horn relays as required.
Internal horns and horn relays are enabled by placing the following
switches to the ON position on the SPR Card
HNA – SW5 - Position 5
HNB – SW5 - Position 6
Each pair of channels can be set to activate either of the audibles using
the following switches located on each alarm module
Channel 1 & 2
HNA – SW4 Position 7 set to ON
HNB – SW4 Position 8 set to ON
Channel 3 & 4
HNA – SW6 Position 7 set to ON
HNB – SW6 Position 8 set to ON
Alarm cards are designed to be able to be removed and installed with
power applied.
All Alarm Cards are universal in application and designed to be able to
plug into any vacant card slot, however it is recommend that switch
positions are noted prior to changing the location of any of the modules
within the cabinet.
Individual channel repeat
relays operate during
Test
All UC625 alarm annunciators are equipped with Individual channel
repeat relays, which are used to initiate 3
rd
party devices.
The user can select whether each pair of repeat relays activate when the
test pushbutton is pressed or if they should be inhibited.
The following switch positions are used on the Alarm Cards to control this
function
Channel 1 & 2
Repeat Relays Operate On Test– SW4 Position 8 set to OFF
Inhibit Repeat Relays Operating On Test–SW4 Position 8 set to ON
Channel 3 & 4
Repeat Relays Operate On Test– SW6 Position 8 set to OFF
Inhibit Repeat Relays Operating On Test–SW6 Position 8 set to ON