RTK Series UC625 Annunciator
15
Mechanical Details
Alarm Card
Each alarm card provides all common alarm sequences as listed in the ISA specification “Alarm
Sequences and Specifications S18.1 1979 (R1985”). The universal alarm card plugs into the edge
connectors mounted on the inside of the motherboard, the size of motherboard being determined by
the total number of alarms required.
SPR Card – Supply / Pushbutton/Relay
This module is the same size, shape and fixing as an alarm card and is equipped with System Test,
Acknowledge, Mute, & Reset pushbuttons necessary for all of the available operating sequences.
This module is fitted in the extreme right hand edge connector within the annunciator and is polarised
to ensure it cannot be placed into the wrong card slot.
System Assembly
Systems are supplied pre-assembled with motherboards used to match each system configuration (i.e.
number of ways high is always 4 x number of cards wide, plus a Supply/Pushbutton/Relay (SPR) Card
with 2 ways always used for power failure monitoring. The cards required (alarm ways divided by 4,
plus “Alarm Sequences and Specifications S18.1 1979 (R1985)”. Are plugged into the motherboard
and the appropriate legend plate is then fixed to the front of the unit.
UC625 Dimensions
NUMBER OF