KROHNE H250 M40 metal tube variable area flowmeter for gases and liquids, 4…20 mA / HART, SIL 2

The KROHNE H250 M40 is a metal tube variable area flowmeter for standard gas and liquid flow rates. The local mechanical scale can be supplemented with electronics: 4…20 mA / HART output and MIN/MAX limit switches certified to SIL 2 per IEC 61508.

The modular electronics can be replaced and upgraded on site without removing the device. Flanged, threaded, clamp and welded connections, global approvals for hazardous areas and a hygienic stainless steel version without dead spaces are available.

Key features:

• Local indication plus 4…20 mA / HART and MIN/MAX contacts
• SIL 2 per IEC 61508 for limit switches and analog output
• Modular electronics, replaceable on site
• Flange, thread, clamp, weld connections
• Hygienic version without dead spaces

Specifications:

• Principle: variable area (rotameter)
• Medium: gases and liquids
• Indication: mechanical scale, electronics optional
• Output: 4…20 mA / HART, MIN/MAX limit switches
• Functional safety: SIL 2 (limit switches and analog output)
• Connections: flange, thread, clamp, weld
• Explosion protection: global hazardous area approvals
• Feature: modular electronics, replaceable on site

Application: Chemicals, OEM equipment, food lines, indication and alarming of gas and liquid flow.

Scope of supply: Device in the selected version, documentation. Electronics, verification and spare parts per order specification.

Before ordering: Before ordering, specify the medium, flow range, pressure, temperature, connection, required outputs and explosion protection requirements.