Output - Endress+Hauser Cerabar PMP11 Operating Instructions Manual

Technical data
32
12.2

Output

12.2.1 Output signal
Description
4 to 20 mA (two-wire)
PMP11: 0 to 10 V output (three-wire)
1) Product Configurator, order code for "Output"
12.2.2 Signal range 4 to 20 mA
3.8 mA to 20.5 mA
12.2.3 Load (for 4 to 20 mA devices )
In order to guarantee sufficient terminal voltage in two-wire devices, a maximum load
resistance R (including line resistance) must not be exceeded depending on the supply
voltage U of the supply unit.
B
1 Power supply 10 to 30 V DC for intrinsically safe device versions
2 R maximum load resistance
Lmax
U Supply voltage
B
12.2.4 Load resistance (for 0 to 10 V devices)
The load resistance must be ≥ 5 [kΩ].
12.2.5 Signal on alarm 4 to 20 mA
The response of the output to error is regulated in accordance with NAMUR NE43.
Factory setting MAX alarm: >21 mA
Alarm current
Device Description
PMP21 Adjusted min. alarm current
PMP23
1) Product Configurator, order code for "Service"
R Lmax
[ ] W
870
435
U
10 20 30
B
[V]
1
U 10V
-
R max B
2
£
L
23mA
Cerabar PMP11, PMP21, PMP23
1)
Option
1
2
1)
Option
IA
Endress+Hauser
A0029452