Products
AC1244

AS-Interface power supply

AC1244

PSU-1AC/ASI-4A

AS-Interface power supply

AC1244

PSU-1AC/ASI-4A

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Electrical data

Operating voltage tolerance [%]	10
Nominal voltage AC [V]	110 / 230
Nominal frequency AC [Hz]	47...63
Input voltage range AC [V]	100...240
Protection class	I
Overvoltage protection	yes; (< 34)
Max. power-on delay time [ms]	150
Output voltage AS-i [V]	29.5...31.6
Number of output circuits	1
Output current AS-i [A]	4
Max. residual ripple [mV]	50
Efficiency (nominal voltage 230 V AC / 50 Hz) [%]	88
Fuse [A]	10; (external, characteristics B)
Derating [W/K]	3% / K (> 60° C)
Mains buffering time (nominal voltage 230 V AC / 50 Hz) [ms]	195
Integrated data decoupling	yes

Outputs

Short-circuit proof	yes
Overload protection	yes
Parallel connection of outputs possible	no
Series connection of outputs possible	no

Operating conditions

Ambient temperature [°C]	0...70
Protection	IP 20

Tests / approvals

EMC

EN 61000-6-2
EN 61000-6-3

AS-i classification

AS-i certificate	89501

Mechanical data

Weight [g]	1002
Type of mounting	rail; (TH35 (EN 60715); free space for convection cooling 20 mm)
Dimensions [mm]	136 x 50 x 144
Materials	AlMg3; steel sheet; PC

Displays / operating elements

Display

AS-i voltage

LED, green

Remarks

Pack quantity	1 pcs.

Electrical connection

Connection	screw terminals:

ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — AC1244-00 — 29.03.2010 —