Endress+Hauser Proline Promag 50 - 4.2.2 Terminal Assignment

4 Wiring PROline Promag 50
54 Endress+Hauser
4.2.2 Terminal assignment
Terminal No. (inputs / outputs)
Order variant 20 (+) / 21 (–) 22 (+) / 23 (–) 24 (+) / 25 (–) 26 (+) / 27 (–)
50***-***********W
−−−
Current output
HART
50***-***********A
−−
Frequency output
Current output
HART
50***-***********D Status input Status output Frequency output
Current output
HART
Status input (auxiliary input)
galvanically isolated, 3...30 V DC, R
i
= 5 kΩ
Status output
Open collector, max. 30 V DC / 250 mA, galvanically isolated, freely configurable
Frequency output (passive)
Open collector, galvanically isolated, full scale frequency 2...1000 Hz (f
max
= 1.25 kHz)
30 V DC, 250 mA
Current output (active/passive)
galvanically isolated, active: 0/4...20 mA, R
L
< 700 Ω (HART: R
L
≥ 250 Ω)
passive: 4…20 mA, supply voltage V
s
: 18...30 V DC, R
i
≥ 150 Ω
Ground connection, power supply → Page 52 ff.