Bosch 3006 Manuel d'utilisateur télécharger pdf (Page 4)

i

u

u

K5

10c

10a

8a

12a

12c

K1.1

K2.1

K3.1

K4.1

w4

w3

w2

w1

+

K6

H1

H2

K3

K2

K1

H4

H3

K4

K5

K6

16a

26c

20c

2a

18a

16c

6c

6a

4a

8c

4c

18c

30a

24a

22a

28a

32a

+U

B

26a

J5, J6

u

2,5 A T

20a

I

B

32c

X1

0 V

28c

–

10

I

A

W

8

7

7

7

6

5

43

2

6

1

=

14c

14a

–1

+9 V

M0

–9 V

9

H12

H11

F F F F

1

6

F

F

F

F

F

X1

6

6

7

i

u

F

F

F

F

K1.2

K2.2

K3.2

K4.2

t4

F

t3

F

t2

F

t1

F

t5

F

4/8 Bosch Rexroth AG Hydraulics VT 3006 RE 29926/10.12

Block circuit / pin allocation

Positive comm. value

controls solenoid „B“

Negative comm. value

controls solenoid „A“

External ramp

Command value 5 ±6 V

Command value 4 ±9 V

Command value 3 ±9 V

Command value 2 ±9 V

Command value 1 ±9 V

Command value 6

±10 V

Refer. potential

Differential

input

Aux. voltage ±9 V

Measuring zero (M0) is

raised by 9 V compared

to 0 V operating voltage!

Call-up command value 1

Call-up command value 2

Call-up command value 3

Call-up command value 4

Call-up „Ramp Off“

Call-up „Switch-over aux. voltage“

Relay call-up voltage (+24 V)

Current command value at „W“

0 to +6 V for solenoid „A“

0 to –6 V for solenoid „B“

Current actual value I

A

at „I

A

“

Current actual value I

B

at „I

B

“

Biasing current

solenoid „A“

Biasing current

Solenoid „B“

Solenoid „A“

Solenoid „B“

Comm.

value after

ramp

Operating

voltage

H1 to H4 =

LED-display for comm. value call-ups

H11 = „Power on“

H12 = „Ready for operation“

K1 to K6 = Call-up relais

w1 to w4 =

Command values

t1 to t5 = Ramp times

1 Command values

2 Differential input

3; 6 Summator

4 Ramp generator

5 Step function generator

7 Current output stage

8 Pulse generator

9 Monitorings

10 Power supply

F = on front plate

For explanation of

jumpers (J5, J6) and

arrangement of in-

dicator and adjust-

ment elements, see

page 6

1 2 3 4 5 6 7 8

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