Connecting The Measuring Unit; Terminals; Cable Specification; Load For Current Output - Endress+Hauser Cerabar M PMC51 Brief Operating Instructions

Electrical connection
5.2

Connecting the measuring unit

5.2.1 Supply voltage
IO-Link
• 11.5 to 30 V DC if only the analog output is used
• 18 to 30 V DC if IO-Link is used
5.2.2 Current consumption
IO-Link < 60 mA
5.3

Terminals

• Supply voltage: 0.5 to 2.5 mm
• External ground terminal: 0.5 to 4 mm
5.4

Cable specification

5.4.1 IO-Link
Endress+Hauser recommends using twisted, four-core cable.
5.5

Load for current output

In order to guarantee sufficient terminal voltage, a maximum load resistance R
line resistance) must not be exceeded depending on the supply voltage U
R
L max
[ ] W
1022
587
217
1 Power supply 11.5 to 30 V
2 R maximum load resistance
Lmax
U Supply voltage
B
16
2 (20 to 14 AWG)
2 (20 to 12 AWG)
0 11,5 20
1
DC
2
R
L max £
U
30
B
[V]
Cerabar M PMC51, PMP51, PMP55
(including
L
of the supply unit.
B
U 6.5V
-
B
23mA
Endress+Hauser
A0045615