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Technical characteristics of As-i V2 bus
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(Original Document)
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Technical characteristics of As-i V2 bus
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(Original Document)
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Characteristic
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Value
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Maximum cycle time of bus:
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5 ms for 31 standard or extended address setting slaves,
10 ms for 62 extended address setting slaves.
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Maximum number of slaves on the bus:
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31 standard address setting slaves, or,
62 extended address setting slaves.
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Maximum length of AS-i bus cables:
all branches without repeater
with two repeaters
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100 meters
300 meters
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Maximum number of I/O managed by the bus
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standard address setting slaves: 124 inputs +124 outputs
extended address setting slaves: 248 inputs + 186 outputs
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Nominal bus supply voltage
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30 V DC
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Characteristic
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Value
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Programming the TSX SAY 1000 module
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Control Expert
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Response time with 31 slaves (1) for a PLC cycle time of 10 ms
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Typically 27 ms, 37 ms maximum
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Power consumption 5V PLC
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Typically 100 mA / 150 mA maximum
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Power consumption on 30 V AS-i/AS-i
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Typically 50 mA / 60 mA maximum
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Power dissipation
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2.5 W max.
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Protection against polarity inversion on bus inputs
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Yes
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Degree of protection
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IP20
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Isolated voltage
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500 V DC
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Operating temperature
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0 to 60 degrees Celsius
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AS-i master profile
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M2e
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Standards and service conditions
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Compliant with those for Premium PLCs (See installation manual for Premium/Atrium PLCs)
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(1) Logical response time + time between an AS-i input activated on the bus, processed in the PLC application and applied to an AS-i output.
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