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2 dosing screws, 3 control unit – Sterlco SF1000 Gravimetric Additive Feeder User Manual

Page 6

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2.2 Dosing screws

The following alternative screws are available:

Screw No


A) Micro-Cap Dosing screw

2 pellets/shot

0

to 0.2 kg/h

B) Low-Cap dosing screw:

0.1

– 3.5 kg/hr

1

C) Medium-Cap dosing screw:

0.4

– 10 kg/hr

2

D) High-Cap dosing screw:

0.6

– 20 kg/hr

3

E) Extra-Cap dosing screw:

1.0

– 35 kg/hr

4A


Notes:

a) Indicated capacities are typical for normal materials, 0.7 gr./cm

3

bulk density

b) The identification numbers of the screws are marked on each screw.
c) Two types of dosing screw #1 are available:

1.1 Standard low capacity screw
1.0 Special low capacity screw for particular materials

2.3 Control unit


Fig. 3: Front view

Control panel + Display
Switch: Gravimetric/Volumetric

Fig. 4: Rear view

J1:

Load cell input

J2:

Alarm output

J3:

Injection cycle synchronizing input

J4:

Communication port (optional)

J5:

DC motor control output

P1:

Pneumatic valve

S1

On/Off: Power inlet unit