1 PCS new KROHNE H250/RR/M40/ESK4A Variable Area Flowmeter #LYQ007
1 PCS new KROHNE H250/RR/M40/ESK4A Variable Area Flowmeter #LYQ007
| Parameter | Specification |
|---|---|
| Product Model | H250/RR/M40/ESK4A |
| Measuring Principle | Variable area (float) measuring principleKROHNE Group |
| Application | Flow measurement of liquids, gases and vaporsKROHNE Group |
| Measuring Accuracy | ±1.5% of full scale; ±1.6% of measured value (VDI/VDE 3513-2, qG=50%)KROHNE Group |
| Measuring Repeatability | 0.25% (H250/RR)KROHNE Group |
| Turndown Ratio | 10:1 (optional 100:1)KROHNE Group |
| Flow Range (Liquid) | 10…120,000 l/h / 5…32,000 GPHKROHNE Group |
| Flow Range (Gas) | 0.7…2800 m³/h / 25…100,000 SCFHKROHNE Group |
| Max. Operating Temperature | -196…+300°C / -321…+572°F (up to +400°C on request)KROHNE Group |
| Max. Operating Pressure | Up to 400 barg / 5802 psig (version-dependent)KROHNE Group |
| Materials (Wetted Parts) | Standard: 1.4401/1.4404 (316/316L) stainless steel; Optional: Hastelloy®, titanium, Monel®, Inconel®, PTFE/TFMKROHNE Group |
| Indicator Housing | M40: Aluminum, two-layer powder coating; M40R: Stainless steel (uncoated)KROHNE Group |
| Ingress Protection | IP66/68 (EN 60529), NEMA 4/4X/6 (NEMA 250); IP69K (M40R, DIN 40050-9)KROHNE Group |
| ESK4A Output | 2-wire 4…20 mA with HART® 7 communicationKROHNE Group |
| Power Supply (ESK4A) | 14…32 VDC (intrinsically safe max. 30 VDC)KROHNE Group |
| Max. External Load | 650 Ω at 30 VDC; ≥250 Ω for HART® communicationKROHNE Group |
| Temperature Influence | <5 µA/K (reference: +20°C / +68°F)KROHNE Group |
| Power Supply Influence | <0.1%KROHNE Group |
| Approvals | ATEX, IECEx, UKEx, FM, NEPSI, CCOE/PESO, EAC, INMETRO, KGS (Ex i, Ex d, Ex ec, Ex t)KROHNE Group |
| Installation | Vertical upward (standard); horizontal (H250H); vertical downward (H250U)KROHNE Group |
| Inlet/Outlet Straight Run | ≥5 DN upstream, ≥3 DN downstreamKROHNE Group |
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