VEGA Capacitive electrodes EK Profibus PA - Manual (Page 5)

Capacitive electrodes EK - Profibus PA 5
Product description
1.2 Types and versions
Type 1) EK EK EK EK
Version 11 21 24 31
Continuous • • • •
Partly insulated • •
Fully insulated • •
Oscillators
CAP E34 PA Ex • • • •
Approvals
PTB no. Ex 98.E.2085 • • • •
Overfill protection acc. to WHG 2) • • • •
German Lloyd 2) • • • •
Lloyds Register of Ship 2) • • • •
American Bureau of Ship 2) • • • •
Bureau Veritas 2) • • • •
RINA 2) • • • •
Mechanical connection
G ¾ A • • • •
G 1 A • • • •
¾" NPT • • • •
1" NPT • • • •
Flange plated •
Electrode material
Steel •
Stainless steel • 3) • 3) • 4) • 5)
Insulating material 6)
PTFE • • •
FEP •
PE • • •
Concentric tube
Stainless steel (1.4435) • •
1) All instrument types also Ex0
2) applied for
3) 1.4435
4) 1.4571
5) 1.4401
6) For electrodes, certified for Ex zone 0, only PTFE and FEP are approved as insulating materials.