The Masoneilan 12400 uses a torque tube displacer to measure level in high pressure vessels. The smart electronics give HART output and local indication. It's widely used on crude columns, vacuum towers, and high-pressure services because the torque tube keeps the electronics out of the process.
| Range | 14" to 120" (356 to 3048 mm) |
| Pressure | Up to ANSI 2500 |
| Temperature | -196 °C to +400 °C |
| Accuracy | ±0.5% span |
| Output | 4–20 mA HART |
Q: Still made?
A: Yes, new units available.
Q: Replace old 12300?
A: Direct replacement.
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