DK

DIMENSIONS

4. Coil temperature rise

Sample: DK1a1b-12V, 5 pcs.

Ambient temperature: 20

°C 68°F

5. Ambient temperature characteristics

80

90

100 110 120 130

0

10

20

30

40

50

Coil applied voltage,%V

8 A

5 A

0 A

100

20

Ambient

temperature,

°C

Pick-up

voltage

Drop-out

voltage

130

120

110

90

80

70

40

60

80

0

–20

–40

1. 1 Form A type

Single side stable type

2 coil latching type

General tolerance:

20

.787

12.5

.492

7.62

.300

10.16

.400

0.8

.031

0.4

.016

0.4

.016

3.5

.138

1.2

.047

0.8

.031

1.11

.044

9.7

.382

0.3

.012

10.16

.400

20

.787

12.5

.492

7.62

.300

7.62

.300

2.54

.100

0.8

.031

0.4

.016

0.4

.016

0.4

.016

3.5

.138

1.2

.047

0.8

.031

1.11

.044

9.7

.382

0.3

.012

10.16

.400

PC board pattern (Copper-side view)

The above shows 2 coil latching type.

No.5 terminal is eliminated on single side

stable type.

Tolerance:

10.16

.400

7.62

.300

2.54

.100

7.62

.300

1.1 dia.

.043 dia.

10.16

.400

7.62

.300

2.54

.100

7.62

.300

1.1 dia.

.043 dia.

Schematic

(Bottom view)

Single side stable

(Deenergized condition)

2 coil latching

(Reset condition)

Since this is a polarized relay,

the connection to the coil

should be done according to

the above schematic.

13

4

6

-

+

13

4

65

-

++

2. 1 Form A 1 Form B type, 2 Form A type

Single side stable type

2 coil latching type

Note:

Relay out-line and PC board pattern are common for both

1 Form A 1 Form B type and 2 Form A type.

General tolerance:

20

.787

15

.591

7.62

.300

10.16

.400

0.8

.031

0.4

.016

0.4

.016

2.42

.095

3.5

.138

0.8

.031

1.11

.044

9.7

.382

0.3

.012

10.16

.400

15

.591

0.4

.016

2.42

.095

3.5

.138

10.16

.400

20

.787

7.62

.300

7.62

.300

2.54

.100

0.8

.031

0.4

.016

0.6

.024

0.8

.031

1.11

.044

9.7

.382

0.3

.012

PC board pattern (Copper-side view)

Tolerance:

10.16

.400

10.16

.400

7.62

.300

1.1 dia.

.043 dia.

10.16

.400

7.62

.300

7.62

.300

2.54

.100

1.1 dia.

.043 dia.

Schematic (Bottom view)

<1 Form A 1 Form B type>

Single side stable

(Deenergized condition)

2 coil latching

(Reset condition)

13

4

86

5

-

+

13

4

86

5

-

+

7

+

<2 Form A>

Single side stable

(Deenergized condition)

2 coil latching

(Reset condition)

13

4

86

5

-

+

13

4

86

5

-

+

7

+

Since this is a polarized relay, the connection

to the coil should be done according to the

above schematic.

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