Output; Operating Conditions - Siemens SITRANS P Operating Instructions Manual

Technical data

13.5 Operating conditions

13.4

Output

Output
Output signal
● Low saturation limit (continuously
adjustable)
● High saturation limit (continuously
adjustable)
● Ripple (without HART communication)
Adjustable damping
● Current transmitter
● Failure signal
Load
● Without HART communication
● With HART communication
HART communicator (Handheld)
SIMATIC PDM
Characteristic curve
Bus physics
Polarity-independent
13.5 Operating conditions
Operating conditions for gauge pressure and absolute pressure (from the gauge pressure series)
Ambient conditions
● Ambient temperature
Note
Enclosure
Measuring cell with sili‐
cone oil filling
Measuring cell with inert
oil
Measuring cell with FDA-
compliant oil
Display
228
HART
4 ... 20 mA
3.55 mA, set to 3.8 mA in the factory
22.8 mA, factory-set to 20.5 mA or optionally 22.0 mA
I ≤ 0.5 % of the max. output current
SS
0 ... 100 s, continuously adjustable over remote operation
0 ... 100 s, in steps of 0.1 s adjustable over display
3.55 ... 22.8 mA
3.55 ... 22.8 mA
Resistor R [Ω]
U
H
R =230 ... 1100 Ω
R =230 ... 600 Ω
● Linearly increasing or linearly decreasing
● Linear increase or decrease or according to the square root (only for
differential pressure and flow)
–
–
Observe the temperature class in hazardous areas.
-40 ... +100 °C (-40 ... +212 °F)
-40 ... +85 °C (-40 ... +185 °F)
-40 ... +85 °C (-40 ... +185 °F)
-10 ...+85 °C (14 ... +185 °F)
-20 ... +80 °C (-4 ... +185 °F)
Power supply in V
SITRANS P320/P420 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E44852162-AC