6  Series 90B ANNUNCIATOR INSTALLATION AND CONFIGURATION MANUAL 
Serial Printer used for Time 
Stamped Alarms   
  (Used with SER option [time 
stamped alarms] and SD option 
[serial data output]. Modbus, DNP 
and Ethernet are not available 
when selecting this.) 
 
Ground Fault Detector (internally 
mounted) 
For 24, 48, 125VDC Field Contact 
Voltage (options X, D, XC, DC, 
TC) 
 
Additional Two CSM Common 
Relays     
(Base system includes 2 CSM 
Common Relays configurable for 
Critical or Non-Critical Horn, 
Ringback Horn. The additional 2 
CSM Common Relays can be 
configured for additional horns or 
Critical/Non-Critical Reflash or 
Fault, Power Fail, System 
Watchdog, or Ground Fault 
Detect) 
 
External Inhibit Switch Input     
(Software configurable for inhibit 
of LED Lamps, Horn, Repeat 
Relay Outputs or CSM Common 
Relay Outputs) 
 
Automatic Horn Silence     
(Can be used to silence any horn 
with software configurable delay 
up to 60 seconds, in 0.25 second 
increments. Independent setting 
for internal or external horns) 
 
Flash Synchronization. 
Synchronizes the flash rate to 
remote displays. Needs to be 
specified for each Annunciator 
that will be synchronized together. 
(Requires wiring between 
Annunciator Systems.) 
 
CE Certification 
CE Certification available for all 
configurations except for FCV 
options D, DC, D/ISO, Y/ISO. 
In these cases, a NEMA 
Enclosure (option N4, N4PB) or 
Front Cover (option NCB, NCT) is 
required. 120/230VAC & 125VDC 
Input Power provided via External 
Supplies unless the NEMA 
Enclosure or Front Cover is used. 
 
Moisture/ Fungus Proof Coating