KROHNE OPTISWITCH 3300C NAMUR EN - Manual (Page 30)

9 Supplement
9.1 Technical data
General data
Material 316L corresponds to 1.4404 or 1.4435
Materials, wetted parts
- Process fitting - thread
316L
- Process fitting - flange 316L
- Process seal Klingersil C-4400
- Tuning fork 316L
- Extension tube ø 43 mm (1.7 in) 316L
Materials, non-wetted parts
- Housing
Plastic PBT (Polyester), Alu die-casting pow-
der-coated, 316L
- Seal ring between housing and
housing cover
NBR (stainless steel housing), silicone (Alu/
plastic housing)
- Ground terminal 316L
Weight
- with plastic housing
1500 g (53 oz)
- with Aluminium housing 1950 g (69 oz)
- with stainless steel housing 2300 g (81 oz)
- Extension tube approx. 2000 g/m (21.5 oz/ft)
Sensor length 0.3 … 6 m (1 … 20 ft)
Output variable
Output
Two-wire NAMUR output
Current consumption
- Falling characteristics (max.)
>=2.2 mA uncovered/<=1 mA covered
- Rising characteristics (min.) <=1 mA uncovered/>=2.2 mA covered
- Fault signal <=1 mA
Necessary processing system NAMUR processing system according to
IEC 60947-5-6 (EN 50227/DIN 19234)
Modes (NAMUR output adjustable to falling or rising characteristics)
- min.
rising characteristics (High current when im-
mersed)
- max. falling characteristics (Low current when im-
mersed)
Supplement
30 OPTISWITCH 3300 C - with NAMUR output
31358
-EN
-060830