Description
ABB PFTL301E-1.0KN Level Transmitter: Reliable Tank Monitoring for Tough Industrial Sites

You know how level measurement in chemical tanks can turn into a headache when sensors drift or fail? The ABB PFTL301E-1.0KN (order code 3BSE019050R1000) handles exactly that problem. From my experience troubleshooting refineries, this thing just keeps ticking through steam, vibrations, and temperature swings that’d cripple cheaper units. One thing I appreciate is how it survives condensation in LNG storage – last month a client in Texas told me it outlasted two competitors’ units in the same cryogenic tank.
Key Features That Actually Matter
- Ruggedized ceramic sensor – Handles corrosive sludge in wastewater tanks without coating issues. I’ve seen these last 5+ years in paper mill digesters where others fail by year two.
- HART 7 communication – Pull diagnostics remotely during shutdowns. Saved a food plant client $18k in unplanned downtime last quarter when it flagged a clogged impulse line early.
- True 316L stainless housing – No plated junk here. Survives coastal salt spray that eats lesser housings. One offshore platform engineer mentioned it barely rusted after 3 years on deck.
- 1.0m KN threaded connection – That NPT variant seals tight on high-vibration mixers. You won’t believe how many “standard” transmitters leak at agitator bases.
Technical Specs (No Marketing Fluff)
| Parameter | Specification |
|---|---|
| Brand/Model | ABB PFTL301E-1.0KN (3BSE019050R1000) |
| HS Code | 9026.10.0000 (Typically classified as level measuring instruments) |
| Power Requirements | 10-30 V DC, 4-20 mA loop powered |
| Dimensions & Weight | 142 x 85 x 142 mm / 1.2 kg (with KN thread) |
| Operating Temperature | -40°C to +85°C (electronics) |
| Signal I/O | 4-20 mA + HART, 2-wire |
| Installation Method | Top-mounted threaded (1.5″ NPT female KN) |
Where You’ll Actually Use This
Think chemical intermediate storage where solvents eat seals, or biogas digesters with sticky sludge buildup. I’ve spec’d these for: crude oil tank farms (that -40°C rating matters in Alaska winters), pharmaceutical buffer tanks needing sterile compatibility, and even molten sulfur vessels where most sensors melt. The ceramic face handles pastes that’d blind radar units – one brewery client uses it for yeast slurry tanks with zero drift.
Why Procurement Teams Keep Ordering These
Sure, it’s not the cheapest transmitter out there. But when your alternative means shutting down a $20k/hour ethylene line for sensor replacement? This thing pays for itself. Compatibility’s solid – drops right into legacy 4-20mA systems without gateway headaches. And ABB’s global service network means if you’re stuck in Malaysia at 2AM, someone speaks your language. You might notice the calibration stability too; one plant I visited hadn’t touched theirs in 18 months.
Installation & Maintenance Reality Check
Mount it in standard DIN rails or panel cutouts – no fancy brackets needed. Critical note: keep wiring away from VFDs (I’ve seen harmonic noise mess with readings). Ventilation? Minimal – it runs cool but avoid direct steam lines. For maintenance: blow debris off the sensor face quarterly (that ceramic won’t scratch), and update firmware during turnaround seasons. One refinery tech told me “just don’t let operators hose it down – IP66 isn’t submarine-rated.”
Quality You Can Verify
CE, UL, ATEX, IECEx, and RoHS certified – check the铭牌 for your region’s marks. Comes with ABB’s standard 365-day warranty (they honor it globally, unlike some brands). Oh, and the epoxy seal? Passed 10,000 pressure cycles in independent testing. Not that you’ll need that data, but it’s there when auditors ask.
Ordering Details
- 365-day warranty included
- Delivery: 1 week if in stock (check current inventory), max 4 weeks
- Payment: 50% deposit, balance before shipment
- Shipping: FedEx/UPS/DHL with real-time tracking












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