21
31076041.02 09/2015 EN/DE/FR/ES
EN
WIKA operating instructions optoelectronic level switches, models OLS-C
Model OLS-C20
General data
Measuring accuracy
±0.5 mm
Light source
IR light 930 nm
Ambient light
max. 10,000 Lux
Mounting position
as required
Visual indication of the switching status
green LED
Design data
Medium temperature
-30 ... +135 °C
Ambient temperature
-25 ... +70 °C
Pressure range
0 ... 50 bar
Materials
■
Sensor housing
■
Light guide
■
Packing
■
Case
Stainless steel 1.4571
Fused quartz
Graphite/PTFE
Stainless steel 1.4301
Electrical data
Power supply
DC 24 V, -25 ... +30 %
Max. current supply
40 mA
Output
O. C. pnp transistor, short-circuit proof,
current, voltage and power limitation
Switching function
Normally open (closed in medium) or
normally closed (open in medium)
Switching current
(T
u
= 70 °C)
0.5 A
Electrical connection
■
PVC cable
■
Connector
3 x 0.14 mm
2
4-pin series 712, M12
Ingress protection
■
With connector
■
With cable
IP 65
IP 66
9. Specifications