Type 8188

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1.3. Variant with rod probe

Product properties

Materials

Wetted parts

Process connection

• Stainless steel 316L (1.4404 or 1.4435) and PPS (variant up to 6 bar)

• Stainless steel 316L (1.4404 or 1.4435) and PEEK (variant up to 40 bar)

Probe

Rod‑Ø 8 mm in stainless steel 316L (1.4404 or 1.4435)

Seal

Process seal on the instrument side (rod lead-through) in EPDM

Weight

Housing: 890 g

Rod‑Ø 8 mm: approx. 400 g/m

Probe length

0.3…6 m (lateral load: 10 Nm)

Medium data

Process temperature

• ‑ 40…+ 80 °C (‑ 40…+ 176 °F) (for variant up to 6 bar)

• ‑ 40…+ 150 °C (‑ 40…+ 302 °F) (for variant up to 40 bar)

Process pressure

• ‑ 1…+ 6 bar (‑ 100…+ 600 kPa/‑ 14.5…+ 87 psig) (for process connection in stainless

steel 316L (1.4404 or 1.4435) and PPS)

• ‑ 1…+ 40 bar (‑ 100…+ 4000 kPa/‑ 14.5…+ 580 psig) (for process connection in stainless

steel 316L (1.4404 or 1.4435) and PEEK)

Dielectric constant (min.)

ε

r > 1.6

1.4. Variant with cable version and gravity weight

Product properties

Materials

Wetted parts

Process connection

• Stainless steel 316L (1.4404 or 1.4435) and PPS (variant up to 6 bar)

• Stainless steel 316L (1.4404 or 1.4435) and PEEK (variant up to 40 bar)

Inner conductor

Up to separation cable: stainless steel 316L (1.4404 or 1.4435)

Probe

Cable‑Ø 4 mm with gravity weight in stainless steel 316L (1.4404 or 1.4435)

Seal

Process seal on the instrument side (cable lead-through) in EPDM

Weight

• Housing: 890 g

• Cable‑Ø 4 mm: approx. 60 g/m

• Gravity weight: approx. 200 g

Probe length

0.5…75 m (max. tensile load: 2.5 KN)

Medium data

Process temperature

• ‑ 40…+ 80 °C (‑ 40…+ 176 °F) (for variant up to 6 bar)

• ‑ 40…+ 150 °C (‑ 40…+ 302 °F) (for variant up to 40 bar)

Process pressure

• ‑ 1…+ 6 bar (‑ 100…+ 600 kPa/‑ 14.5…+ 87 psig) (for process connection in stainless

steel 316L (1.4404 or 1.4435) and PPS)

• ‑ 1…+ 40 bar (‑ 100…+ 4000 kPa/‑ 14.5…+ 580 psig) (for process connection in stainless

steel 316L (1.4404 or 1.4435) and PEEK)

Dielectric constant (min.)

ε

r > 1.6

1.5. Variant with coaxial probe

Product properties

Materials

Wetted parts

Process connection

Stainless steel 316L (1.4404 or 1.4435) and PEEK

Inner conductor

Up to separation rod: stainless steel 316L (1.4404 or 1.4435)

Probe

Coaxial‑Ø 21.3 mm (tube) in stainless steel 316L (1.4404 or 1.4435)

Seal

Process seal on the instrument side (rod lead-through) in EPDM