Part Number: 7O2C

Measuring Principle:
Vortex

Product Headline:
Flowmeter optimized for high-pressure mating pipes. Enhanced process control with integrated temperature and pressure measurement for steam and gases. Ideal for applications with high process pressure.

Sensor Features:

Mechanical Integrity: Special sensor design enhances robustness for flow measurement.
High Accuracy: Maintains accuracy down to Re 10,000 with a highly linear vortex meter body.
Long-Term Stability: Features a robust, drift-free capacitive sensor.
Saturated Steam Capability: Suitable for mass flow measurement up to PN 250 (Class 1500).
NACE Compliance: Fully compliant with NACE (MR0175/MR0103).
Flexible Pressure Cell Positioning: Allows for customized installation.

Transmitter Features:

Convenient Wiring: Separate connection compartment for ease of use.
Safe Operation: Touch control display with background lighting for secure operation without opening the device.
Integrated Verification: Heartbeat Technology for diagnostics and verification.
Data Transfer Function: Display module facilitates easy data management.
Robust Housing: Dual-compartment design ensures durability and plant safety with worldwide approvals (SIL, hazardous area).

Nominal Diameter Range:
DN 15 to 300 (½ to 12″)

Wetted Materials:

Measuring Tube: 1.4408 (CF3M)
DSC Sensor: UNS N07718 similar to Alloy 718, 2.4668
Process Connection: 1.4404/F316/F316L

Measured Variables:

Volume flow
Mass flow
Corrected volume flow
Energy flow
Heat flow difference
Temperature

Max. Measurement Error:

Volume Flow (Liquid): ±0.75%
Volume Flow (Steam, Gas): ±1.00%
Mass Flow (Saturated Steam): ±1.7% (temperature compensated); ±1.5% (temperature/pressure compensated)
Mass Flow (Superheated Steam, Gas): ±1.5% (temperature/pressure compensated); ±1.7% (temperature compensated + external pressure compensation)
Mass Flow (Liquid): ±0.85%

Measuring Range:

Liquid: 0.1 to 1700 m³/h (0.061 to 1000 ft³/min), depending on water at 1 bar a, 20 °C (14.5 psi a, 68 °F).
Steam, Gas: 0.52 to 22000 m³/h (0.31 to 13000 ft³/min), based on conditions like steam at 180 °C, 10 bar a (356 °F, 145 psi a) and air at 25 °C, 4.4 bar a (77 °F, 63.8 psi a).

Max. Process Pressure:
PN 250, Class 1500, 40K

Medium Temperature Range:

Standard: –40 to +260 °C (–40 to +500 °F)
High/Low Temperature (Option): –200 to +400 °C (–328 to +752 °F)

Ambient Temperature Range:

Compact Version (Standard): –40 to +80 °C (–40 to +176 °F)
Compact Version (Option): –50 to +80 °C (–58 to +176 °F)
Remote Version (Standard): –40 to +85 °C (–40 to +185 °F)
Remote Version (Option): –50 to +85 °C (–58 to +185 °F)

Sensor Housing Material:
Sensor Connection Housing: AlSi10Mg, coated; 1.4408 (CF3M)

Transmitter Housing Material:
Transmitter Housing: AlSi10Mg, coated; 1.4404 (316L)

Degree of Protection:

Compact Version: IP66/67, Type 4X enclosure
Sensor Remote Version: IP66/67, Type 4X enclosure
Transmitter Remote Version: IP66/67, Type 4X enclosure

Display/Operation:
4-Line Backlit Display with Touch Control (operation from outside). Configuration via local display and operating tools is possible. Remote display available.

Outputs:
4 Outputs:

4-20 mA HART (passive)
4-20 mA (passive)
Pulse/frequency/switch output (passive)

Inputs:
Current Input: 4-20 mA (passive)

Digital Communication:
HART, PROFIBUS PA, FOUNDATION Fieldbus

Power Supply:

DC 12 to 35 V: 4-20 mA HART with/without pulse/frequency/switch output
DC 12 to 30 V: 4-20 mA HART, 4-20 mA
DC 12 to 35 V: 4-20 mA HART, pulse/frequency/switch output, 4-20 mA input
DC 9 to 32 V: PROFIBUS PA, pulse/frequency/switch output

Hazardous Area Approvals:
ATEX, IECEx, cCSAus, JPN

Product Safety:
CE, C-TICK, EAC, UK Ex

Functional Safety:
Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511.

Metrological Approvals and Certificates:

Calibration: Conducted at accredited calibration facilities (acc. to ISO/IEC 17025).
Heartbeat Technology: Meets measurement traceability requirements per ISO 9001:2015 – Section 7.1.5.2 a (TÜV SÜD attestation).

Marine Approvals and Certificates:
ABS, LR, BV, DNV

Pressure Approvals and Certificates:
PED, CRN

Material Certificates:

3.1 Material
NACE MR0175/MR0103, PMI (on request)
Welding Test: Available upon request for Class 900/1500, per ISO 15614‐1, similar to ASME IX.