Power Supply - Endress+Hauser PROline prosonic flow 90 Operating Instructions Manual

PROline Prosonic Flow 90
Electrical connections
Potential equalisation
Cable entries
Cable specifications
Supply voltage
Power consumption
Power supply failure
Endress+Hauser
10.1.5

Power supply

see Page 33 ff.
see Page 38
Power supply and signal cables (inputs/outputs):
x Cable entry M20 x 1.5 or
x Cable gland for cables with Ø 6...12 mm
x Threaded adapter 1/2" NPT, G 1/2"
Sensor cable connection (see Fig. 34 on Page 33):
A special cable gland allows you to insert both sensor cables into the connection com-
partment simultaneously.
x Cable gland M20 x 1.5 for 2 x Ø 4 mm or
x Threaded adapter 1/2" NPT, G 1/2"
see Page 34
Transmitter:
x 85...260 V AC, 45...65 Hz
x 20...55 V AC, 45...65 Hz
x 16...62 V DC
Measuring sensors:
powered by the transmitter
AC: <18 VA (incl. sensors)
DC: <10 W (incl. sensors)
Switch-on current:
x max. 13.5 A (< 50 ms) at 24 V DC
x max. 3 A (< 5 ms) at 260 V AC
Lasting min. 1 power cycle:
EEPROM saves measuring system data if power supply fails.
10 Technical data
91