8640 - 139
AS I
NTERFACE
Voltage supply
Fig.: Overall view of field bus module AS interface for 8 valves and 8 inputs
Field bus module AS interface for 8 valves and 8 inputs
Technical data
Bus connection
•
Operating voltage to AS-i specification
29,5 - 31,6 V/DC
•
Current consumption without sensors
10 mA per subscriber
•
Max. current consumption
280 mA
•
Addressability
min. 15 addressings
State indicators
•
Bus: LED green / LED red
for function, see
Connection and Displays
•
AUX POWER: LED green on / off
supply voltage (AUX) on / off
•
Inputs: LED yellow on / off
connected / not connected
Output
The power supply must contain a reliable isolation to IEC 364-4-41 (PELV or SELV)!
•
Watchdog function
integrated
•
Supply voltage (AUX)
24 V/DC ± 10 %
Sensor inputs
Field bus
connection
Summary of Contents for 8640
Page 10: ...8 8640 GENERAL INSTRUCTIONS ...
Page 22: ...20 8640 MODULES FOR CONVENTIONAL CONNECTION TECHNICS ...
Page 58: ...56 8640 PROFIBUS DP ...
Page 98: ...96 8640 FIELD BUS MODULE INTERBUS S ...
Page 118: ...116 8640 SELECAN ...
Page 152: ...150 8640 AS INTERFACE ...
Page 156: ...154 8640 INPUT EXPANSION MODULE FOR TRANSDUCERS ...
Page 178: ...176 8640 INTERNAL BUS EXTENSION ...
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Page 196: ...The smart choice of Fluid Control Systems www buerkert com ...