WIKA DPT-10 User Manual
Page 79
Heating time - all versions
Warm-up time
≤
10 s
Long-term stability (similar to DIN 16086, DINV 19259-1 and IEC 60770-1)
Applies to digital interfaces (HART, Profibus PA, Foundation Fieldbus) as well as to analogue
current output 4 … 20 mA. Specifications refer to the set span. Turn down (TD) = nominal
measuring range/set span.
Measuring cells ≥ 500 mbar
±
0.05 % of the nominal measuring range/year,
±
0.125 % of the nominal measuring range/5 years
Measuring cells ≤ 500 mbar
±
0.18 % of the nominal measuring range/year
Ambient conditions
Ambient, storage and transport temperature
-
Standard version
-40 … +80 °C (-40 … +176 °F)
-
Version for oxygen applications
16)
-40 … +60 °C (-40 … +140 °F)
-
Versions IP 66/IP 68 (1 bar) connection
cable PE
-20 … +60 °C (-4 … +140 °F)
-
Versions IP 66/IP 68 (1 bar) and IP 68,
connection cable PUR
-20 … +80 °C (-4 … +176 °F)
Process conditions
The pressure and temperature specifications are used as overview. In general, the max. pressure
for the pressure transmitter depends on the weakest (with regard to pressure) link. In detail, the
respective specifications of the type label apply.
Process temperature limits, basic version as well as minus side with version with
unilateral isolating diaphragm
17)18)
With effective pressure lines longer than
100 mm
-40 … +120 °C (-40 … +248 °F)
With effective pressure lines longer than
100 mm, process fitting steel C22.8
-10 … +120 °C (+14 … +248 °F)
Seal material
Temperature limits
FKM
-20 … +85 °C (-4 … +185 °F)
PTFE
-40 … +85 °C (-40 … +185 °F)
NBR
-20 … +85 °C (-4 … +185 °F)
Copper
-40 … +85 °C (-40 … +185 °F)
Copper, cleaned for oxygen application
-20 … +60 °C (-4 … +140 °F)
FKM, oil and grease-free
-10 … +85 °C (+14 … +185 °F)
16)
Up to 60 °C (140 °F).
17)
For measuring cells with PN 420 a lower temperature application limit of
-10 °C (+14 °F) applies.
18)
For the version for oxygen application, note chapter "Oxygen applications".
Differential pressure transmitter DPT10 - metal measuring diaphragm • Profibus PA
79
11 Supplement
37245
-
EN
-100120