PSU-24VDC/ASi-4A.

 Product characteristics

Power supply

DC convertor 24 V DC for AS-i system voltage

Integrated data decoupling

 Application

Application

AS-i system voltage for masters, sensors, actuators and modules

 Electrical data

Input voltage range [V]

24 DC; – 25 % / + 35 %

Nominal voltage [V]

24 DC

Output voltage (AS-i) [V]

30.5 DC

Output power [W]

122

Output power peak [W]

134; briefly to load bus capacities after power on

Power reserve [%]

10

Output current (AS-i) [A]

4

Residual ripple [mVpp]

< 50

Switch-on peak current [A]

2 (24 V DC)

Inrush current limitation

yes

Efficiency [%]

90.5 (24 V DC)

Short-circuit proof

yes

Overload protection

yes

Overload performance

constant output current

Overvoltage protection [V]

< 36

Excess temperature protection

yes

External input protection

≤ B-10 A / ≤ C-8 A

Power-on delay time [ms]

≤ 650

Derating [W/K]

3 (60…70 °C)

Mains buffering time [ms]

6 (24 V DC)

Protection class

III

Input current [A]

5.5 (24 V DC)

Power loss [W]

12.7 (24 V DC)

Back feeding protection [V]

≤ 35 DC

Block diagram

Output curve

Characteristic curve for degree of efficiency / power loss

Characteristic curve for derating

Characteristic curve for mains buffering time

 Outputs

Parallel connection of outputs

no

Series connection of outputs

no

 Environment

Ambient temperature [°C]

-25…70, observe the free space for convection (see operating instructions)

Storage temperature [°C]

-40…85

Max. relative air humidity [%]

95, (IEC 60068-2-30)

Protection

IP 20

Degree of soiling

2; (IEC 62103) conductive soiling not permitted

 Tests / approvals

EMC

UL

UL 508 (Industrial Control Equipment)

Shock resistance

Vibration resistance

MTBF [h]

1247000

 AS-i classification

AS-i certificate

98801

 Mechanical data

Housing materials

steel sheet

Installation

rail TH35 (to EN 60715)

Weight [kg]

0.597

 Displays / operating elements

Function display LED

green (indication AS-i voltage)

 Electrical connection

Connection

screw terminals

Wiring