K-System – Isolated Barriers
Technical Specifications
20
20
-1
2
43
•
LEDs according to NAMUR NE 44
•
Software according to NAMUR NE 53
•
Switch-on pulse suppression
•
K*D2 devices:
•
Supply voltage 20 V DC to 30 V DC via Power Rail or supply terminals
•
Collective error message via Power Rail
•
K*A and K*U devices:
•
Supply voltage 115 V/230 V AC
±
10 %
•
Safety devices according to VDE 0660, part 209, AK according to DIN 19250
Digital Inputs and Outputs according to NAMUR
•
IEC/EN 60947-5-6: Low voltage switch gear and control gear
–
part 5 and 6:
Control devices and switching elements
–
DC interface for proximity sensors
and switch amplifiers (NAMUR), 1999
Ambient Conditions
Ambient Temperature
•
-20
°
C to 60
°
C (-4
°
F to 140
°
F), exceptions see data sheets
•
extended ambient temperature range up to 70
°
C (158
°
F), necessary mounting
conditions see chapter 3.1
Storage Temperature
•
-40
°
C to 90
°
C (-40
°
F to 194
°
F), exceptions see data sheets
Reference Conditions for Adjustment
•
20
°
C (68
°
F)
Relative Humidity
•
max. 95 % without moisture condensation
Vibration Resistance
•
according to EN 60068-2-6, 10 Hz to 150 Hz, 1 g, high crossover frequency
Shock Resistance
•
according to EN 60068-2-27, 15 g, 11 ms, half-sine
Mechanical Specifications
Mounting
•
Snap-on 35 mm DIN mounting rail according to EN 60715. Can be mounted horizontally
or vertically, side by side.
•
Panel mount: The lugs on the base of the isolator must be extended and used
for mounting purposes with 3 mm screws.
•
K-MS mounting base for screw attachment
Housing Material
•
Polycarbonate (PC)
Dimensions
•
Dimension drawings please refer to chapter Dimensions.
Protection Degree
•
IP20 according to EN 60529