Proline Promag 50H, 53H
Endress+Hauser 21
Conductivity The minimum conductivity is:
• 5 S/cm for fluids generally
• 20 S/cm for demineralized water
!
Note!
In the remote version, the necessary minimum conductivity also depends on the cable length
( 19, Section "Length of connecting cable").
Pressure-temperature
ratings
The following diagrams contain pressure-temperature ratings (reference curves) for flange materials
with regard to the medium temperature.
Process connections with O-ring seal, DN 2 to 25 (¹⁄₁₂ to 1")
Process connection: welding nipple according to DIN EN ISO 1127, ODT/SMS, ISO 2037;
coupling according to ISO 228 (DIN 2999), NPT
Process connection material: stainless steel, 1.4404 (316L)
A0021191-EN
Process connection: flange according to EN 1092-1 (DIN 2501), adhesive sleeve
Process connection material: stainless steel, 1.4404 (316L)
A0021191-EN
Process connection material: PVDF
A0021230-EN