KROHNE OPTISWITCH 3000C NAMUR EN User Manual
Page 25
Process pressure
-1 … 6 bar/-100 … 600 kPa (-14.5 … 87 psi)
Process temperature
-50 … +100 °C (-58 … +212 °F)
Density
>0.08 g/cm³ (0.003 lbs/in³)
Electromechanical data
Cable entry/plug
1)
- Single chamber housing
l
1x cable entry M20x1.5 (cable-ø 5 … 9 mm),
1x blind stopper M20x1.5
or:
l
1x closing cap ½ NPT, 1x blind plug ½ NPT
or:
l
1x plug (depending on the version), 1x blind
plug M20x1.5
Spring-loaded terminals
for wire cross-section up to 1.5 mm²
(0.0023 in²)
Adjustment elements
Mode switch
- min.
rising characteristics (High current when im-
mersed)
- max.
falling characteristics (Low current when im-
mersed)
Potentiometer for switching point adap-
tation
0.02 … 0.1 g/cm³ (0.0007 … 0.036 lbs/in³)
Simulation key
simulation of a line break between sensor and
processing unit
Voltage supply
Supply voltage (standard characteris-
tics)
for connection to amplifier according to NA-
MUR IEC 60947-5-6, approx. 8.2 V
Open-circuit voltage
U
0
approx. 8.2 V
Shortcircuit current
I
U
approx. 8.2 mA
Electrical protective measures
Protection
IP 66/IP 67
Overvoltage category
III
Protection class
II
1)
Depending on the version M12x1, according to DIN 43650, Harting, Am-
phenol-Tuchel, 7/8" FF.
OPTISWITCH 3000 C - with NAMUR output
25
Supplement
31355
-EN
-060830