KROHNE OPTISWITCH 5200C 2wire EN - Manual (Page 29)

Layer thickness
- Enamel
approx. 0.8 mm (0.03 in)
- ECTFE approx. 0.5 mm (approx. 0.02 in)
- PFA approx. 0.5 mm (approx. 0.02 in)
Surface quality
- Standard
R
a
approx. 3 µm (approx. 1.18 -4 in)
- Hygienic version 3A (OPTISWITCH
5250 C)
R
a
<0.8 µm (<3.15 -5 in)
Process fittings
- Thread
G¾ A, ¾ NPT, G1 A, 1 NPT
- Flanges DIN from DN 25, ANSI from 1"
- hygienic fittings Bolting DN 40 PN 40, Tri-Clamp 1", Tri-Clamp
1½" PN 10, conus DN 25 PN 40, Tuchenhagen
Varivent DN 50 PN 10
High voltage test (enamel) max. 5 KV
Gas-tight leadthrough (optional)
- leakage rate
<10 -6 mbar l/s
- pressure resistance PN 64
- hygienic fittings Bolting DN 40 PN 40, Tri-Clamp 1", Tri-Clamp
1½" PN 10, conus DN 25 PN 40, Tuchenhagen
Varivent DN 50 PN 10
Output variable
Output
Two-wire output
Output signal
- empty (uncovered)
approx. 8 mA
- full (covered) approx. 16 mA
- Fault signal <2.0 mA
Possible signal conditioning instruments SU 501 (Ex)
Modes (adjustable via the signal conditioning instrument)
- A
Max. detection or overflow/overfill protection
- B Min. detection or dry run protection
Measuring accuracy
Hysteresis
approx. 2 mm (0.08 in) with vertical installation
Integration time approx. 500 ms
Frequency approx. 1200 Hz
Supplement
OPTISWITCH 5200 C, 5250 C - with two-wire output 29
30435
-EN
-060831