Metalfab The Better Weigh Controller: Batch and Continuous User Manual

Metalfab, inc

background image

Metalfab, Inc.

Dry Solids Processing Equipment

P.O. BOX 9, PRICES SWITCH ROAD, VERNON, NEW JERSEY 07462 ♦ 973-764-2000 ♦ FAX # 973-764-0272


The Better-Weigh Controller is a C ++
programmable single board computer with a built
in 4.75” x 3.58” touchscreen display, which is also
C ++ programmable. The display also has a large
area for bitmaps, display lists, and screens. This
system is ideal for weighing applications that
require an interactive graphic interface.

The Better-Weigh Controller comes standard with
16 protected digital inputs and 16 high – current
sinking outputs for controlling slide gates, screw


The Better Weigh Controller: Batch and Continuous

Control Features


• Automated batching, manual batching or


• Materials can be added via screw conveyors,

bin activators or manual bag dumps

• Automatic feed rate optimization via analog

output – 4 outputs available standard

• Automatic Feed rate discharge via analog

input – 4 inputs available standard

• Automatic Dribble point determination
• Automatic Preact (material in suspension)


• Automatic jog feature can be enabled or


• Inventory tracking and reporting
• Single and dual speed filling or discharging
• Batch history of 200 previous batches
• Graphic display
• System alarm output
• Security: two levels (supervisor and


• Touch-screen operator interface
• Mechanical E-Stop button
• Power ON/OFF switch
• Batch Start / Hand add accept button
• Tolerance checking with different parameters

settable for under and over tolerance.

• Standard unit includes relay outputs to

interface to customers equipment (application

• Serial Ports: 3 up to 57,600 bps. Port 1 is 5 –

wire RS-232 Ports 2 & 3 can be RS-485 or 5 –
wire RS-232

• Watchdog, supervisor, battery-backed

time/date clock, two 3 v lithium coin type
batteries, 165 mA-h and 190 mA-h

• Humidity r.h. 25% to 65% non-condensing
• Operating Temperature: 0 – 50 Degrees C.
• Five scale systems per controller using RS-


• Scale digital filters (software selectable)
• Scale display .8” red LED - 6 digits


Additional Relay Outputs
(Includes board and 4 relays)

Additional Analog Inputs/Outputs
(4-12 bit channels)

Additional Scales per Controller
(Includes indicator and necessary inputs and

Custom programming is available on a job
specific basis. Call us with your requirements
and we will provide pricing.