KEYENCE SL-C Series - Manual (Page 38)

Chapter 3 Wiring
3-2
3
English ENGLISH
2. Recommended Dedicated Power Supply Unit
The SL-U2 is offered as the SL-C dedicated power supply. The SL-U2 is a power supply that com-
pletely satisfies the above requirements.
Standard No.
EN60950
Safety EN50178
standard
UL60950 (R/C)
UL508 (Listing)
EN55011 Class A
EMC standard EN61000-6-2
FCC Part 15B Class A
24V DC
100 to
240 V AC
+
Ð
PE(GND)*
SL-U2
SL-U2
OC
+
-
N
L CAUTION 100-240V
AC
ONL
Y
(*)The PE terminal is a protective conductor terminal that must be connected to a protective earthing
conductor in the building.
System Switching Power Supply
Input power supply voltage AC 100 to 240 V ±10% (50/60 Hz)
Overvoltage category
Output voltage DC 24 V ±10%, Class 2
II
Ripple/noise 240 mVp-p or less
Output capacity 1.8 A
Ambient temperature -10 °C to +55 °C (non-condensing)
Relative humidity 35% to +85% RH (non-condensing)
Pollution degree 2
Withstand voltage AC 1,500 V, 1 min. (between all external terminals and case)
Vibration resistance
Shock resistance
10 to 55 Hz, 0.7 mm (0.03") compound amplitude, 20 sweeps each in X, Y, and Z directions
100 m/s 2 , 1,000 iterations each in X, Y, and Z directions
Insulation resistance At least 50 MW (DC 500 V mega, between all external terminals and case)
Supply voltage interruption 10 ms or less
Power consumption 135VA
Weight (excluding dedicated brackets) Approx. 240 g
Model SL-U2
Environ-
ment
WARNING
Always use a power supply that can fully satisfy the above requirements or use the
recommended SL-U2 power supply. Otherwise, the UL61496-1 requirements may
not be satisfied and the SL-C may not be recognized as a safety component.