KROHNE optiflux 2100C Electromagnetic flowmeters

The KROHNE Optiflux 2100C is a high-end electromagnetic flowmeter (magmeter) designed for precision measurement of conductive liquids in demanding industrial applications. It is an evolution of the Optiflux 2000/2050 series, offering enhanced diagnostics, communication, and reliability.

1. Key Features & Specifications

Measurement & Performance

Principle: Faraday’s Law (electromagnetic induction)

Conductivity Requirement: ≥5 μS/cm (standard), can measure down to 1 μS/cm with special calibration

Accuracy: ±0.2% to ±0.5% of reading (depends on calibration & conditions)

Flow Range: 0.1 to 12 m/s (adjustable for low/high flow)

Pressure Rating: Up to PN40 (40 bar) depending on size

Materials & Construction

Liner Options:

PTFE (chemical resistance)

PFA (higher purity, food/pharma)

Hard Rubber (water/wastewater)

Electrodes:

Stainless Steel (316L) (standard)

Hastelloy C-4/C-22, Titanium, Platinum (for corrosive media)

Housing Protection: IP67 / IP68 (submersible options)

Communication & Outputs

Analog: 4-20 mA + pulse/frequency

Digital Protocols:

HART (universal)

PROFIBUS DP/PA

Modbus RTU/RS485

Foundation Fieldbus (optional)

Diagnostics:

KROHNE Heartbeat Technology (self-monitoring)

Empty pipe detection, electrode coating warning

Certifications & Approvals

Explosion Protection: ATEX, IECEx (for hazardous areas)

Safety: SIL2/SIL3 (functional safety)

Food & Pharma: FDA, EHEDG, 3-A (with PFA liner)

Water Industry: WRAS, DVGW, ACS