VEGA Capacitive electrodes EL Profibus PA - Manual (Page 6)

6 Capacitive electrodes EL - Profibus PA
Product description
Type EL EL EL EL EL EL EL EL EL
Version 11 1) 21 1) 24 1) 29 31 1) 33 42 1) 52 53
Insulating material 1)
PTFE • • • • • •
PP • •
PE/PA 12 •
PFA •
FEP • •
PE •
Screening tube (option)
Steel • • • • • • • •
Stainless steel • • • • • • • •
Temperature adapter
(option)
Steel • • • •
Stainless steel (1.4435) • • • • •
PA • • • • • • •
Housing material
Plastic • • • • • • • • •
Aluminium • • • • • • • • •
Misc.
Adapter 2) • • • •
Overvoltage protection
CB-2-36 (integrated)
• • • • • • • • •
Overvoltage arrester 3) • • • •
Angled electrode 4) • • 5)
1) For electrodes certified for Ex zone 0, PTFE and FEP are approved as insulating material.
2) For combustible liquids in pressurized vessels, e.g. liquid gas and ammonia.
3) For high electrostatic discharges, e.g. plastic granules.
4) Bending max. 90°.
5) EL 21 only in PTFE with 3.2 mm insulation thickness.