Omron K8AK-AW Series, Manual

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K8AK-AW
3
Ratings
Power supply
voltage
Isolated power supply
24 VAC/DC
100 to 240 VAC
Power consumption
24 VAC/DC: 2.0 VA/1.1 W max.
100 to 240 VAC: 4.6 VA max.
Operating value setting range (SV)
10% to 100% of the maximum value of the setting range
K8AK-AW1: 2 to 20 mA AC/DC
10 to 100 mA AC/DC
50 to 500 mA AC/DC
K8AK-AW2: 0.1 to 1 A AC/DC (Compatible with commercially available CTs.)
0.5 to 5 A AC/DC (Compatible with commercially available CTs.)
K8AK-AW3: When used with the OMRON CT (K8AC-CT200L).
10 to 100 A AC
20 to 200 A AC
Operating value 100% operation at set value
Reset value
5% of operating value (fixed)
Reset method
Manual reset/automatic reset (switchable)
Note: Manual reset: Turn OFF power supply for 1 s or longer.
Operating time setting range (T)
0.1 to 30 s
Startup lock time setting range (LOCK)
Note:
Enabled only for overcurrent
operation.
0 to 30 s
(The startup lock timer starts when the input has reached approximately 30% or more of the set value.)
Note: Enabled only for overcurrent operation.
Indicators
Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (ALM): Red
Input impedance Refer to Input Range on previous page.
Output relays
Two SPDT relay outputs (normally closed operation)
Output relay ratings
Rated load
Resistive load
5 A at 250 VAC
5 A at 30 VDC
Maximum switching capacity: 1,250 VA, 150 W
Minimum load: 5 VDC, 10 mA (reference values)
Mechanical life: 10 million operations min.
Electrical life: 5 A at 250 VAC or 30 VDC: 50,000 operations
3 A at 250 VAC/30 VDC: 100,000 operations
Ambient operating temperature
−
20 to 60°C (with no condensation or icing)
Storage temperature
−
25 to 65°C (with no condensation or icing)
Ambient operating humidity
25% to 85% (with no condensation)
Storage humidity 25% to 85% (with no condensation)
Altitude
2,000 m max.
Terminal screw tightening torque
0.49 to 0.59 N·m
Terminal wiring method
Recommended wire
Solid wire: 2.5 mm
2
Twisted wires: AWG16, AWG18
Note: 1. Ferrules with insulating sleeves must be used with twisted wires.
2. Two wires can be twisted together.
Recommended ferrules
Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact
Al 1-8RD (for AWG18) manufactured by Phoenix Contact
Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact
Case color
N1.5
Case material
PC and ABS, UL 94 V-0
Weight
Approx. 150 g
Mounting
Mounts to DIN Track.
Dimensions 22.5
×
90
×
100 mm (W
×
H
×
D)