4

U641B

4773A–AUTO–11/03

Figure 3. Application Circuit with Interval and Wipe/Wash Operation

1

2

6

5

8

7

3

4

10 k

Ω

R

6

47 µF

10 V

22 µF

R

510

Ω

10 k

Ω

M

M

Relay

Park

switch

31

15

Wiper motor

Interval switch

Water pump

WIWA

U641B

2.7 k

Ω

10 k

Ω

R

5

C

1

R

1

S

1

R

2

C

2

R

4

S

2

R

3

S

3