Proportional amplifier ESSK 103

• 1-channel for proportional valves

    with one solenoid 

• With one control signal input and

  one power output

Supply

Set value

Output

Adjustment

12…30 V DC

0…5 V

500…2500 mA

I min,  I max

Proportional amplifier SAN-535

• 1-channel for proportional valves

    with one solenoid

• Very fast reaction time

Supply 
 

Output

Ramp

PWM-frequency

Dither

18…36 V DC
15…26 V AC

2000 mA

70 ms…5 s

6 kHz

45 Hz / 140 Hz

Proportional amplifier SAN-527

• 2-channel for proportional valves

    with two solenoids 

• PWM - output stages (high dynamic)

   

Supply

Output

Ramp

PWM-frequency

Dither
 

20…32 V DC

selectable
2600 mA
1600 mA
800 mA

0.2…10 s

5.5 kHz

100 Hz / 140 Hz
280 Hz

Multi-function card ESSK 107

• With three power outputs, two programmable analogue/ digital inputs, one purely digital input and one current measurement input for current control
• To drive one proportional valve and one on/off solenoid

Supply

Set value 
 

Output
 

Adjustment
 

Diagnosis
 

12…30 V DC

2x 0…9 V 
1 digital input

prop. 2500 mA
on/off 3000 mA

I min,  I max,
zero point

LED for
each output