KROHNE OPTIMASS with MFC 05x EN - Manual (Page 50)

Installation and Operating Instructions OPTIMASS 49
2.7.2 MFC051
Power Supply
Operating Voltage :
100 – 230V AC (+10% / -15%)
24V DC (+/- 30%)
Power consumption : AC – 18VA
DC – 10W
Inputs and Outputs
Current (mA) output
Function :
Passive (externally powered)
Level : 4 … 20mA
External Power supply : 8 … 30V DC
Pulse Output
Function :
Passive (externally powered) open collector transistor switch
Maximum Frequency : Frequency – 1300Hz, Pulse – 10 KHz
Pulse width : 0.05 … 500 mS (settable)
External power supply : 6 … 30V DC
Maximum circuit current : < 110mA
Control Input
Function :
Passive (externally powered)
Input signal state high : 7 … 30V DC
Input signal state low : < 2V DC or open circuit
Maximum circuit current : < 110mA
Status Output
Function :
Passive (externally powered)
External circuit voltage : < 6 … 30V DC
Maximum circuit current : < 110mA
Profibus PA
Hardware :
According to IEC 61158-2 and FISCO model
External circuit voltage : 9 … 30V DC
Maximum circuit current : < 300mA