AKO 555241 Manuel de l'utilisateur - Page 13

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9.- Technical specifications

AKO-555241 / AKO-558241 / AKO-555242 / AKO-558242
Power supply ......................................................................................................................100-240 V~ 50/60 Hz
Maximum input power..................................................................................................................................15 W
Accumulators (Only AKO-555xxx).....................................................................................................Ni-MH 1.6 Ah
Lighting + alarm autonomy (Only AKO-555xxx) .............................................................................> 10 Hours (*)
No. of inputs
AKO-555241 / AKO-558241...................................................................................................2
AKO-555242 / AKO-558242...................................................................................................4
Compatibility of inputs
Relays.....................................................................................................................................SPDT 8(2)A 250 V~
Working ambient temperature .........................................................................................................-5 ºC to 50 ºC
Storage ambient temperature ........................................................................................................-30 ºC to 60 ºC
Protection degree .........................................................................................................................................IP 65
Installation category ....................................................................................................................II s/ EN 61010-1
Pollution degree ..........................................................................................................................II s/ EN 61010-1
Double isolation between power supply, secondary circuit and relay output.
Sound power..........................................................................................................................90 dB(A) at 1 metre
MODBUS address..........................................................................................................................Shown on label
Maximum push-button cable distance .........................................................................................................300 m
Dimensions...........................................................................................290 mm (W) x 141 mm (H) x 84.4 mm (D)

10.- Accessories

Calibration tool for AKO-58110 transmitters
Allows for verification (bump test), field calibration and reset to zero of AKO-575xxx gas transmitters.
*Duration in alarm status at an ambient temperature of between 25 ºC.
..........................................................................................AKO-55326 push-button
............................................................................................AKO-575xxx transmitter
.................................................................................................AKO-5761x detector
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5552H402 Ed.03