Shoulder

Locating

3

1

(L Control shown)

2

M20x1.5

from locating shoulder.

Control Option:

Maximum extension

22.2 Hex.

(7/8 inch)

4

79

35

DD-21A-X-Y-Z

2

1

3

4

(3-Way, 2-Position Direct Acting, External Drain)

Cover.

TECHNICAL DATA

OPERATION

X

PRESSURE SETTING

Y

Max. pressure: 350 bar

Rated flow: 28 l/min

Cavity-Tooling: 21A-4

Installation torque: 45-50 Nm

Weight: 0.18 kg

DIRECTIONAL VALVE

4R

Rev.160225

B.901.101

Ordering Code:

E

Leakproof hex.

Port 3 to 4 open, port 2 blocked

UNIT:mm

Pressure- P(bar)

0 8

16

24

32

4

8

12

2

6

10

14

Pressure Differential vs. Flow

Flow-Q(l/min)

Direct Acting Pilot Stage

Flow 3 to 4

Flow 2 to 3

1.7 to 28 bar (14 bar Standard Setting)

4 to 55 bar (25 bar Standard Setting)

N

C

L

Direct Acting, External Drain,

socket screw.

Z

OPTIONS

Stainless Steel

Tamper Resistant

19