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Products I Alarm Annunciators I MBAS 9900



MBAS 9900
MBAS 9900 screens Annunciator accepts 12 / 24 V DC potential input & also provides control relay output. Added built-in buzzer & push buttons makes it complete Annunciator with control output. This output is interlocked until all fault input resets. MBAS 9900 is presently available in 4 point & 6 point small window (30 x 30mm) configuration. Both 4 point & 6 point systems come with built-in push buttons.

Supply Voltage : 90-270 V AC/DC, 12 V/24 V DC +10% -15%

Windows : 4 / 6 / 8

Window Sizes :
30 x 30 mm

Display Device : Super bright LED's

Facia Type : Individual Windows Front Replaceable

Window/LED Colours : RED, Yellow / Amber, Green

Flash Rate : Fast - 60 flashes/min. Slow - 30 flashes/min.

Response Time : 40 msec.

Input Signal : +12 V or 24 V DC Contact

Output Contacts : 1 CO + 1 CO

Architecture : Integrated

Operational Seq. : Sequence as mentioned in text

Operational Temp. : -5° C to 60° C

Power Consumption : 1.5 Watts per Window

"Wherever not specified Contact Rating : 5A @ 230 V AC (resistive)" line must be included


Operating sequence table - MBAS 9900
N ABN RN R-ABN N ABN N ABN R-N R-ABN N ABN
MANUAL
ACTION
P.B. TEST SILENCE ACCEPT BEFORE RESET RESET
DEP DEP REL
VISUAL AUDIO(N) F
ON
OFF
OFF
F
ON
OFF
OFF
F
ON
N. A.
N. A.
F
OFF
N. A.
N. A.
S
OFF
S
OFF
S
OFF
OFF
OFF
F
ON


ABBREVIATIONS : S STEADY ON
N NORMAL AUDIO(N) NORMAL BUZZER
ABN ABNORMAL DEP. DEPRESSED
RN. RETURN TO NORMAL REL. RELEASED
RABNS RETURN TO ABNORMAL N.A. NOT APPLICABLE
F FLASH
Dimensional Details Typical Connection Diagram
MBAS 9900 MBAS 9900
It is best suitable for Control Panels & Switchboards of Diesel Powered Generators,
AMF Controllers with trip interlocks,
Engine driven Compressors, Fire Fighting Pumps etc.
 
 
 
 



Alarm Annunciators