APPENDIX C: TrueFeed Technical Specifications
Controls:
Set and actual % setting for injection molding and extrusion
Extrusion control by relay or tachometer
Injection molding control
Automatic metering time synchronization or by manual timer
Manual speed and time setting
Speed: Manual setting from 0,1 to 200 RPM max, in increments of 0,1 RPM.
Time: Manual settings from 0,1 to 99,9 sec in increments of 0,1 sec.
3 keyboard lock levels
Integrated hopper loader controller
Monitoring/System Information/External communication
128 x 84 full graphic LCD front display with integrated backlight.
Man/Machine interface: Using full language command structure
External Communication: PC link using TCP/IP internet protocol; optional RS232 or 485 available
Alarm: 2 user alarm levels
Specifications/Standards & Directives/ Technical data:
Power supply: Operating power from 80 VAC to 260 VAC, 50 and 60 Hz
by integrated automatic voltage selector
Power consumption: 80 Watt maximum
Stepper motor: (1,8degr/step) max 2A or 4A(high output) at 40 Volt.
Operating temperature: -20 to +70 degr. C.
Loadcell and electronics: 20 bits A/D resolution with a full digital filtering
Input signal(s):
Injection molding: Start/Stop trigger input, potential free or 24VDC*
Extrusion: Start/Stop trigger input, potential free or 24VDC*
* Note potential contact
Guaranteed OFF: 0-8VDC
Guaranteed ON: 18-30VDC
Output(s):
-Stepper motor max. output 2A or 4A(high output) at 40VDC
-Solid state 24VDC/0.5 An output for valve hopper loader
-Solid state 24VDC/0.5 An output for external warning
-Relay for alarm level (max. 230Vac/30Vdc, 5A)
-Relay for running contact (max. 230Vac/30Vdc, 5A)
-Maximum total output power: 12 Watt (Valve output + alarm output)
Standard Directives:
Protection class: IP-50
According to CE standards:
EN50081-2 (HF radiation industry)
EN50082-2 (HF immunity industry)
Safety
In case of overload due to short-circuit or incorrect connection, the power supply automatically shuts down.
Opto-insulated start input for connection to production machine.
Machine connection flange:
Standard flange NSt40-neckpiece with cleaning opening.
Inlet/outlet ø76.2mm, steel epoxy coated RAL 3002
Loadframe:
- Balance frame: Steel, epoxy coated RAL 3002
- Weighing frame: Aluminum, epoxy coated RAL 9005
- Loadcell : Nominal Load: 20 kg.
Temp. compensated
Temp. range: -20 to +60 gr. Celcius
Protection level: IP63 EN60529
Optional parts
12 liter hopper stainless steel.
Flange type NSt90 with cleaning opening and inlet/outlet Ø50mm/ 90mm, steel epoxy coated.
Water-cooled flange BH(A) inlet/outlet 50mm/50mm stainless steel ANSI 304.
Water-cooled flange PHA inlet/outlet 100mm/100mm
Hopper loader type ME
Hopper loader type MV
Mixers
External Alarm Flash light.
External Alarm Siren.
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Dual Feed TrueFeed Manual