INM 725B Rev 2111 INTRODUCTION1 1 GeneralThe RTK 725B range of alarm annunciators are used to inform the operator that aprocess has gone beyond set limits using visual and audible alarms.The Annunciator is manufactured from universal cells which can be assembled in anarray to provide the number of rows and columns required to suit individual paneldesigns. Each cell within the annunciator is able to contain either:- one large, twomedium or four small alarm windows (see Figure 1.1) and the window is illuminatedby “plug-in” universal white LED’s assemblies providing a maintenance free solution,a reduction in power consumption and lower heat dissipation.RTK 725B range of alarm annunciators1 2 Programmable FeaturesThe RTK 725B is equipped with a host of customer selectable features which canbe accessed via a USB programming port located behind the pushbutton face plate.Once connected to a PC running the configuration software the user can enable ordisable pre-defined functions as required. Selection of features is on a per channelbasis with no special tools or programming knowledge required.The Pushbutton assembly can be used to view the dynamic state of all signal inputsand to set the non alarm state of each alarm to normally open or normally closed asdetailed in later sections.Figure 1 1 - Large, Medium and Small window sizes
