9143/10-124-150-10s Ex i Power supply 12,4V 150mA

Produktnr. 159823
Type 159823
Dokumentasjon Åpne i nytt vindu

Beskrivelse

The 9143 series compact Ex i power supply is used for the intrinsically safe supply of power to field devices, e.g. three- or four- conductor transmitters, solenoid valves, light barriers and controllers. It delivers stable, adjustable output voltage via intrinsically safe outputs. Safety Data Max. voltage Uo: 12.4 V Max. current Io: 150 mA Max. power Po: 1.86 W Max. permissible external capacity Co for IIC: 1.24 ?F Max. permissible external capacity Co for IIB: 7.9 ?F Max. permissible external cap.I: 34 ?F Max. permissible external inductance Lo for IIC: 0.17 mH Max. permissible external inductance Lo for IIB: 2.08 mH Max. permissible external induc.I: 20 mH Internal capacitance: Negligible Internal inductance: Negligible Safety- related max. voltage: 253 V Auxiliary Power Auxiliary power: 24 V AC / DC Auxiliary power voltage range: 20 to 28 V AC, 18 to 35 V DC Aux. power frequency range AC: 48 – 62 Hz Auxiliary power consumption: 3.3 W Polarity reversal protection: Yes (DC) Auxiliary power indication: Green LED Galvanic Isolation Test voltage: Acc. to IEC EN 60079- 11 Output to power supply: 1.5 kV Output Min. nominal voltage output: 9.5 V Max. nominal voltage output: 11.8 V Max. nominal current In output: 130 mA Current limiting: If the max. nominal current is reached the output voltage is set to 0 V.