Product Alarm Annunciator

Model No. ANN

Alarm Annunciator

Alarm Annunciator is a centralised model, which gives audio visual signals for the faulty processes. Latest models of annunciators are based upon microprocessor or micro controller circuitry, which ensures the maximum reliability as well as enhanced wide ranges of features and functionalities. We Offer Alarm Annunciator according to customers flexibility and needs.

Alarm Annunciators consist of a power supply unit SMPS, a programming unit CPU and other connections including fault contacts and facial display units. The blinking windows are generally acrylics, which are enlightened by LED with very low power consumption. 

 

Features
  • It provides high safety integrity for critical alarm applications
  • With a wide range of three window sizes your exact requirements can be matched
  • User selectable operating alarm sequences (Auto Reset, Manual Reset, FIFO & Ring Back sequence)
  • Customised sequences also given
  • User selectable alarm contacts (NC/NO)
  • Front door access and easy removal of legend inscription (Less than 0.2 VA)
  • High bright multicolour LED’s for Facia
  • Manual push button for Test, ACK & Reset function
  • Optional status monitoring indication
  • Optional RS485/RJ45 communication output for SCADA application
  • Optional dual indication in single window
  • Powder coated MS Enclosures
Applications

* Electrical control panel, power generation station  and process Automation

Technical Specification

INPUT

No. of Channels 8 / 12 / 16 / 24 / 48 and as per customer
Requirement UP TO 256 CHANNELS
Fault Inputs Contacts The field contacts provided to sense fault input should
be  potential free it can be either NO/NC.
Response Time 100ms
Fault Inputs Exiting Voltage 15VDC
Test, Ack and Reset Push Buttons Provided on Front panel.
Test, Ack and Reset Terminals Provided on Backside.
Sequence of operation Manual reset / Auto reset / First in First
Out / Ring Back Selectable Through DIP switch.
As per ISA –18.1(R 1992)
Grouping Trip / Alarm Factory settable

VISUAL INDICATION

Window Type Press Fit.
Window dimension 30 x 55 / 52 x 70 / 40 x 40 mm
No. of LED's per window 5mm LED 2 Nos for 30 x 55
5mm LED 6 Nos for 52 x 70
3mm LED 4 Nos for 40 x 40
LED Colour Red
(White,Amber & Green Optional)
Flash Rate 60 flashes /min -Normal
120 flashes / min – Fast flash
30 flashes / min – Slow flash
Legends / Inscriptions Photo Positive / Negative film
Power Consumption Less than 0.5W per window

OUTPUT

Relay 2 c/o potential free contact
Contact rating 5 Amps. at 230V AC
Hooter External

OPTIONAL  OUTPUT

Communication An Optically Isolated RS485 with Modbus Rtu.

TERMINALS

Connection 2.5 sqmm Terminal connectors are provided at the
Back side to connect Channel inputs.

POWER SUPPLY

AUXILLARY SUPPLY 90-270VAC
DIELECTRIC STRENGTH 2 KV Isolation  Between Auxiliary and Panel

ENVIRONMENT

AMBIENT TEMPERATURE (10-55)°C
RELATIVE HUMIDITY 95% RH

MANUAL RESET

Normal Abnormal Acknowledge Ret. to Normal Reset
Visual Off Flash Steady Steady Off
Audio Off On Off Off Off

AUTO RESET

Normal Abnormal Acknowledge Ret. to Normal Reset
Visual Off Flash Steady Off Not Applicable
Audio Off On Off Off Not Applicable

FIRST IN FIRST OUT

Normal
First    Sub
Abnormal
First       Sub
Acknowledge
First           Sub
Ret. to Normal
First      Sub
Reset
First         Sub
Visual Off         Off F.FlashS.Flash S.Flash Steady Steady Steady Off            Off
Audio Off On Off Off Off            Off

RING BACK

Normal Abnormal Acknowledge Ret. to Normal Reset
Visual Off Flash Steady Flash Off
Audio Off On Off On Off

DIMENSION

8 Window
 Window 30x55 Window 52x70 Window 40x40
Bezel 170(H) x 285(W)mm170(H) x 350(W)mm170(H) x 240(W)mm
Cutout150(H) x 265(W)mm150(H) x 330(W)mm150(H) x 220(W)mm
Depth200mm200mm200mm
12 Window
 Window 30x55 Window 52x70  Window 40x40
 Bezel  170(H) x 285(W)mm 230(H) x 350(W)mm 200(H) x 240(W)mm 
 Cutout 150(H) x 265(W)mm  210(H) x 330(W)mm  180(H) x 220(W)mm 
 Depth200mm 200mm 200mm
16 Window 
 Window 30x55 Window 52x70  Window 40x40
 Bezel  210(H) x 285(W)mm290(H) x 350(W)mm    250(H) x 240(W)mm
 Cutout 190(H) x 265(W)mm  270(H) x 330(W)mm  230(H) x 220(W)mm
 Depth 200mm 200mm200mm
24 Window 
 Window 30x55 Window 52x70  Window 40x40
 Bezel 210(H) x 400(W)mm290(H) x 510(W)mm250(H) x 340(W)mm
 Cutout190(H) x 380(W)mm270(H) x 490(W)mm230(H) x 320(W)mm
 Depth200mm200mm200mm
ENCLOSURE   : 1   8swg CRCA MS sheet. MOUNTING    :    Panel / Wall    
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