Supply voltage
UB at z2 ‒ b2

nominal 24 V=
battery voltage 21...40 V,
rectified alternating voltage Ueff = 21...28 V
(single-phase, full-wave rectifier)

Smoothing capacitor, separately
at z2 – b2

Recommendation: Capacitor module VT 11110 (see data sheet 30750)
(only necessary if the ripple of UB >10 %)

Valve solenoid, max.

A

2.7

3.7

Current consumption, max. 1)

A

1.7

2.7

Power consumption (typical)

W

37

55

Input signal (command value)

b20: 0...±10 V – differential amplifier
z20: 0...±10 V – differential amplifier
(Ri= 100 kΩ)

Input signal (command value p)

z12: 0...+10 V – differential amplifier
z10: 0 V – differential amplifier

Actual value from the pressure sensor

z14: 4...20 mA – current input
b16: 0...+10 V/1...+6 V – voltage input
b18: 0 V – reference

Pressure controller OFF

b10: 6...40 V=

External enquiry pressure controller active

z24: 24 V/0.1 A max.

Limit frequency

for applications ≤ 30 Hz

Signal source

Potentiometer 10 kΩ
Supply with ±10 V from b32, z32 (10 mA) or external signal source

Enable output stage

at z16, U= 8.5...40 V, Ri = 100 kΩ LED (green) on front plate lights up

Sensor supply

z6: +15 V/35 mA, Ri ~ 25 Ω

Position transducer

Supply

b30: -15 V (25 mA)
z30: +15 V (35 mA)

Pilot control valve

Actual value signal

b22: 0...±10 V, RL = 10 kΩ/Ref. b24

Main stage

Actual value reference

b26: 0...±10 V, RL = 10 kΩ/Ref. b28

Solenoid output
b6 ‒ b8

Clocked current controller

Imax

A

2.7

3.7

Cable lengths between amplifier and valve

Solenoid cable

m

20

m

20 … 60

Number of wires / line cross-section

Position transducer

4 x 0.5 mm2 (shielded)

Pressure sensor

4 x 0.5 mm2 (shielded)

Special features

Cable break protection for actual value cable
Position control with PID behavior
Pulsed output stage
Fast energization and fast deletion for short actuating times
Short-circuit-proof outputs
External controller shut-off

Adjustment

Zero point via trimming potentiometer ±5 %
Command value attenuator Q
Pressure controller KP, KI and KD
Sensitivity pressure load cell
Zero point pressure load cell

LED displays

green

Enable

yellow

Cable break position transducer

red

Supply voltage (UB too low)

yellow

Pressure controller OFF

yellow

Pressure controller working

both yellow LEDs are flashing

Cable break pressure sensor

Error message

Cable break actual value
UB too low
±15 V stabilization

z22: Open collector output to +UB
max. 100 mA; no error: +UB

Plug-in connection

Plug to DIN 41612-F32

Operating temperature

°C

​0 … +70

Storage temperature range

°C

-20 … +70

Weight

m

kg

0.49

1)

Current consumption may increase with min. UB and extreme cable lengths to the control solenoid