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K8AK-VW

6

Operation Methods

Setting Ranges and Wiring Connections

Connections

Input

Connect the input between terminals V1-COM, V2-COM, or V3-COM, depending on the input 
voltage.
Malfunctions may occur if the input is connected to unused terminals and the Unit will not operate 
correctly.

Power Supply

Connect the power supply to terminals A1 and A2.

Outputs

AL1 (SPDT relay) is output to terminals 11, 12, and 14.
AL2 (SPDT relay) is output to terminals 21, 22, and 24.

Note:

Use the recommended ferrules if using twisted wires.

DIP Switch Settings

The power ON lock time, resetting method and operating mode are set using the DIP switch located on the bottom of the Unit.

Model

Setting range

Wiring connection

K8AK-VW2

1 to 10 V AC/DC

V1-COM

3 to 30 V AC/DC

V2-COM

15 to 150 V AC/DC

V3-COM

K8AK-VW3

20 to 200 V AC/DC

V1-COM

30 to 300 V AC/DC

V2-COM

60 to 600 V AC/DC

V3-COM

Load

Power supply 

voltage

Voltage input

Signal output

Signal output

14

24

12

22

A1

A2

V1

V2

V3

11

21

AL1 relay 
signal 
output

AL2 relay 
signal 
output

C (COM)

Single-phase power

SW3

DIP switch pins

ON

OFF

SW2
SW1

SW4

DIP Switch Functions

Note:

All pins are set to OFF at the factory.

Pin

OFF 

 

ON 

 

Power ON 
lock time

1 s

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5 s

 

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Resetting 
method

Manual reset

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Operating mode

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Operating 
mode

AL1

AL2

Overvoltage

Undervoltage

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Overvoltage

Overvoltage

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Undervoltage

Undervoltage

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Overvoltage

Undervoltage

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1

OFF

ON

2

3

4

Содержание 378174

Страница 1: ...afety Precautions on page 9 Refer to page 8 for commonly asked questions For the most recent information on models that have been certified for safety standards refer to your OMRON website Setting ran...

Страница 2: ...stive 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...

Страница 3: ...4 CCC GB T 14048 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 and all outp...

Страница 4: ...is no relay output during timer operation V1 21 V2 V3 24 22 11 12 14 A1 A2 C A1 A2 Single phase power supply Load Power supply voltage Power supply AC DC t t1 t Delay 250 ms reference value Delay 250...

Страница 5: ...tes 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 an...

Страница 6: ...perating mode are set using the DIP switch located on the bottom of the Unit Model Setting range Wiring connection K8AK VW2 1 to 10 V AC DC V1 COM 3 to 30 V AC DC V2 COM 15 to 150 V AC DC V3 COM K8AK...

Страница 7: ...sing Input Terminal V3 COM The maximum setting range will be 600 VAC VDC and the setting range will be 60 to 600 V Operating Time The operating time is set using the operating time knob T The operatin...

Страница 8: ...nnection 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 sudde...

Страница 9: ...9 N m Use of the product beyond its life may result in contact welding or burning Make sure to consider the actual operating conditions and use the product within its rated load and electrical life co...

Страница 10: ...rely and become difficult to see 15 Do not use the product if it is accidentally dropped The internal components may be damaged 16 Be sure you understand the contents of this catalog and handle the pr...

Страница 11: ...CONNECTED WITH THE PRODUCTS WHETHER SUCH CLAIM IS BASED IN CONTRACT WARRANTY NEGLIGENCE OR STRICT LIABILITY Further in no event shall liability of Omron Companies exceed the individual price of the Pr...

Страница 12: ...A Tel 1 847 843 7900 Fax 1 847 843 7787 Regional Headquarters OMRON EUROPE B V Wegalaan 67 69 2132 JD Hoofddorp The Netherlands Tel 31 2356 81 300 Fax 31 2356 81 388 Contact www ia omron com Tokyo JA...

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