Omron K8AK-VW2 Manual Download Page 2

K8AK-VW

2

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 (AL1 and AL2)

10% to 100% of the maximum value of the setting range

K8AK-VW2:  1 to 10 V AC/DC

3 to 30 V AC/DC

15 to 150 V AC/DC

K8AK-VW3:  20 to 200 V AC/DC

30 to 300 V AC/DC

60 to 600 V AC/DC

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

Power ON lock time (LOCK)

1 s or 5 s (Switched using DIP switch.)

Indicators

Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (AL1, AL2): Red

Input impedance

Refer to 

Input Range

 on previous page.

Output relays

Two SPDT relays (NC operation)

Output relay ratings

Rated load

Resistive load

5 A at 250 VAC

5 A at 30 VDC

Maximum contact voltage: 250 VAC or 30 VDC

Max. switching current: 5 A

Maximum switching capacity: 1,250 VA, 150 W

Mechanical life: 10 million operations min.

Electrical life: 5 A at 250 VAC or 30 VDC: 50,000 operations

3 A at 250 VAC or 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 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

Weight

Approx. 150 g

Mounting

Mounts to DIN Track.

Dimensions

22.5 

×

 90 

×

 100 mm 

 (W

×

H

×

D)

Summary of Contents for K8AK-VW2

Page 1: ...s for the K8AK Series on page 86 Refer to page 38 for commonly asked questions For the most recent information on models that have been certified for safety standards refer to your OMRON website Setti...

Page 2: ...e load 5 A at 250 VAC 5 A at 30 VDC Maximum contact voltage 250 VAC or 30 VDC Max switching current 5 A Maximum switching capacity 1 250 VA 150 W Mechanical life 10 million operations min Electrical l...

Page 3: ...SA C22 2 No 14 CCC GB14048 5 Insulation resistance 20 M min Between all external terminals and the case Between all power supply terminals and all input terminals Between all power supply terminals an...

Page 4: ...riod when the power is first turned on There is no relay output during timer operation Note There is no polarity when a DC current input is used T T1 T AL1 alarm indicator Overvoltage AL1 relay Input...

Page 5: ...s 1 and 2 Terminal block See notes 1 and 2 Item Meaning Power indicator PWR Green Lit when power is being supplied Relay status indicator RY Yellow Lit when relay operates Not light when both AL1 and...

Page 6: ...Example K8AK VW3 Using Input Terminal V3 COM The maximum setting range will be 600 VAC VDC and the setting range will be 60 to 600 V 2 Operating Time The operating time is set using the operating time...

Page 7: ...phase Voltage Relays Optional Parts for DIN Track Mounting 22 5 90 100 72 5 K8AK VW2 K8AK VW3 Dimensions in parentheses are for the PFP 50N 4 5 15 25 25 10 10 1 000 500 25 25 15 5 35 0 3 7 3 0 15 27...

Page 8: ...onnection Diagram How to Measure the Operating Time Overvoltage Change the input suddenly from 0 to 120 of the set value and measure the time until the Unit operates Undervoltage Change the input sudd...

Page 9: ...s 2 Use and store the product in a location where the ambient temperature and humidity are within the specified ranges If applicable provide forced cooling 3 Mount the product in the correct direction...

Page 10: ...will be large if the K8AK AS K8AK AW K8AK VS or K8AK VW is used for thyristor or inverter control The K8AK PH K8AK PA K8AK PM K8AK PW or K8DS PH cannot be used on the secondary side of an inverter To...

Page 11: ...nt or addition to the above warranty See http www omron247 com or contact your Omron representative for pub lished information 14 Limitation on Liability Etc OMRON COMPANIES SHALL NOT BE LIABLE FOR SP...

Page 12: ...rasil 55 11 2101 6300 www omron com br OMRON ARGENTINA SALES OFFICE Cono Sur 54 11 4783 5300 OMRON CHILE SALES OFFICE Santiago 56 9 9917 3920 OTHER OMRON LATIN AMERICA SALES 54 11 4783 5300 OMRON INDU...

Reviews: