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Endress+Hauser
Endress+Hauser Liquifloat FTS20 Float Switch
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Ключевые параметры
Measuring range
Point level float switch for liquids; switching by steel-ball tilt from horizontal
Accuracy
NAMUR: switching angle ±12° from horizontal; AC/DC microswitch: upper +25°±6° / lower per KA
Output
NAMUR inductive 2-wire (EN 60947-5-6/5-2) or 3-wire change-over microswitch (max 250 V AC / 150 V DC)
Supply
NAMUR 8.2 V ±2 V via isolating amplifier; AC/DC per contact ratings
Process connection
G1A tapped hole with compression gland; optional counter nut and weight
Wetted parts
Float body PP; cable PVC / PUR / CSM (media-dependent)
| Параметр | Значение |
|---|---|
| Measuring range | Point level float switch for liquids; switching by steel-ball tilt from horizontal |
| Accuracy | NAMUR: switching angle ±12° from horizontal; AC/DC microswitch: upper +25°±6° / lower per KA |
| Output | NAMUR inductive 2-wire (EN 60947-5-6/5-2) or 3-wire change-over microswitch (max 250 V AC / 150 V DC) |
| Supply | NAMUR 8.2 V ±2 V via isolating amplifier; AC/DC per contact ratings |
| Process connection | G1A tapped hole with compression gland; optional counter nut and weight |
| Wetted parts | Float body PP; cable PVC / PUR / CSM (media-dependent) |
| Housing | Polypropylene float |
| Protection | IP68 (immersion depth 20 m / no time-temp limit per KA) |
| Media temperature | Cable-dependent: PVC/PUR typ. +5…+70 °C; CSM −20…+70 °C (see KA) |
| Ambient temperature | −20…+70 °C (NAMUR ambient tables; Ex class dependent) |
| Approvals | ATEX II 2G Ex ia IIB T5 Gb (NAMUR versions); XA02429 Ex safety instructions |
| Notes | OEM KA00180FA3_1719 combined TI/OI + XA02429. Use with Nivotester FTL325N for NAMUR Ex. |
| Process Pressure | ≤ 3 bar at 20 °C |
| Min Density | ≥ 0.8 g/cm³ |