WIKA IPT-11 - Manual (Page 43)

10 Supplement
10 .1 Technical data
General data
Pressure type Gauge pressure or gauge pressure
Measuring principle
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Measuring ranges ≤ 16 bar piezoresistive with internal transmission liquid
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Measuring ranges > 16 bar Strain gauge (DMS) dry
Service interface I ²C-Bus
Materials and weights
316L corresponds to 1.4404 or 1.4435, 316Ti corresponds to 1.4571
Materials, wetted parts
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Process fitting 316Ti, Hastelloy C4
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Diaphragm 316Ti, Hastelloy C4
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Diaphragm from measuring range 25 bar,
with not flush version Elgiloy 2.4711
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Seal ring, O-ring FKM, EPDM, NBR
Materials, non-wetted parts
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Internal transmission liquid Synthetic oil, Halocarbon oil 10)11)
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Housing Plastic PBT, Alu die-casting powder-coated, 316L
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Seal between housing and housing
cover NBR (stainless steel housing), silicone (Aluminium
housing)
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Inspection window in housing cover for
indicating and adjustment module Polycarbonate (UL-746-C listed)
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Ground terminal 316Ti/316L
Weight approx. 1.2 kg (2.646 lbs)
Output variable
Output signal 4 … 20 mA/HART
HART output values
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HART value (Primary Value) Process pressure
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HART value (Secondary Value) Temperature
Signal resolution 1.6 µA
Failure signal current output (adjustable) mA-value unchanged 20.5 mA, 22 mA, < 3.6 mA
Max. output current 22 mA
Load see load diagram under Power supply
10) Synthetic oil for measuring ranges up to 16 bar, FDA listed for the food
processing industry. For measuring ranges up to 25 bar dry measuring cell.
11) Halocarbon oil: Generally in oxygen applications, not with vacuum meas-
uring ranges, not with absolute measuring ranges < 1 bar
abs
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Process pressure transmitter IPT-1* Vers. 3.0 - metalic sensor • 4 … 20 mA/HART 43
10 Supplement
31543
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EN
-090130