VEGA Conductive electrodes - Manual (Page 5)

Conductive measuring system 5
Product description
1.3 Technical data
Conductive electrodes
Conductive electrode type EL 1 and EL 2
Material
- connection housing
1.4571
- thread 1.4571
- welded socket (only with type EL 2) 1.4571
- rod electrode 1.4571 or Hastelloy C4
- isolation of the rod electrode PTFE
Size of the thread G 1 /
2
A
Length of the rod electrode
- type EL 1
40 … 4000 mm
- type EL 2 60 … 2000 mm
Protection IP 67
Temperature range -50°C … +130°C
Max. permissible vessel pressure 63 bar
Electrical connection Pg 11
Basic weight
- type EL 1
approx. 0,4 kg
- type EL 2 approx. 0,7 kg
Additional weight of the rod electrode approx. 0,04 kg per 100 mm
Conductive rod electrode type EL 1 Ex and EL 2 Ex
Temperature range -20°C … +100°C
Classification EEx ia IIC T6
Max. permissible ambient temperature
- temperature class T6
85°C
- temperature class T5 100°C
all other technical data like EL 1 and EL 2
Conductive multiple rod electrode type EL 3 (2 … 5 rod electrodes)
Material
- connection housing
1.4571
- thread 1.4571
- rod electrodes 1.4571, Hastelloy C4 or Titanium
- isolation of the rod electrodes PTFE
- distance holder PP
Size of the thread G 1 1 /
2
A
Length of the rod electrodes 100 … 4000 mm
Number of rod electrodes 2 … 5
Protection IP 67
Temperature range -50°C … +130°C
Max. permissible vessel pressure 63 bar
Electrical connection Pg 16
Basic weight approx. 0,9 kg
Additional weight of the rod electrodes approx. 0,04 kg per 100 mm