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