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Cerabar PMC11, PMC21, PMP11, PMP21, PMP23
Endress+Hauser
12.2
Output
12.2.1
Output signal
Description
4 to 20 mA (2-wire)
PMC11: 0 to 10 V output (3-wire)
PMP11: 0 to 10 V output (3-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
L
voltage U
of the supply unit.
B
R
L
max
[ ] W
1068
614
10
1
Power supply 10 to 30 V DC
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
PMC21
Adjusted min. alarm current
PMP21
PMP23
1)
Product Configurator order code for "Service"
2
R
U
20
30
B
[V]
1
Technical data
1)
Option
1
2
U
6.5V
-
B
L
max £
22mA
Option
1)
IA
A0029452
35
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