Scale-Tron, automation, sensors and weighing systems

CHI-MEI PRODUCTS - weight indicators and controllers

Weight indicators and batching controllers by Chi Mei. We distribute the Chi Mei line of weight indicators in North America. We keep a stock of the models listed here, as well as their option boards and other accessories. Other models and accessories are available on request.

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"PANEL METER" STYLE WEIGHT INDICATOR

 

 PT650D

  • Small size is ideal for panel mount
  • Replaces other 1/8 DIN indicators such as Analogic, Omron etc.
  • Clear and stable LED display with lb/kg capability
  • 6 kinds of peak/valley hold function standard.
  • Fully digital calibration and function setting
  • Rear jumper connection for function and calibration setting protection
  • Zero return range is selectable
  • Keyboard functions can be remotely controlled through serial connection or opto-coupler inputs
  • Conversion rate up to 200 times/sec
  • Display update rate is selectable 1, 4, 8, 16 or 20 times/sec
  • BCD output rate is selectable 4, 8, 16 or 20 times/sec
  • Zero offset and span calibration can be carried out individually
  • Drives up to 4x350 ohm load cells
  • "watchdog" circuit monitors and eliminates common malfunctions caused by excessive noise
  • Standard 3 programmable opto-coupler inputs
  • Optional 2 opto-coupler setpoint outputs
  • Optional RS232/RS485 serial input/output port, analog and BCD outputs
  • GREAT PRICES AND O.E.M. DEALS

SPECIFICATIONS   

Power Supply 110V or 220V AC selectable, 50/60 Hz
Operating Temperature -5C to 50C (23F to 122F)
Load Cell Excitation 10V DC, 150mA, 4 x 350 ohm load cell
Input Sensitivity 0.5 V/D to 200 V/D
Internal Resolution and speed 16,700,000 counts (max.) at 200 conversions per sec.
Scale Range 500 to 100,000 x 1, 2, 5, 10, 20, or 50 graduation size
Display 13mm LED display (6 digits)
Display Update Rate 1, 4, 8, 16 or 20 selectable
Standard RS232 Port bi-directional, 2.4, 4.8 or 9.6 kb, 7 data, even parity,1 stop
Set Point Output Photo-coupler, NPN open-collector 80V DC max. 0.3A
Standard Measurement Units kg / t selectable, plus lb by stick-on label
Size and Weight 96mm W x 48mm H x 144mm D (1/8 DIN), 450g

"REGULAR" STYLE WEIGHT INDICATOR

 

PT650F

  • Standard 1/4 DIN size is ideal for panel mount, with large easy to use buttons
  • Interchangeable with other 1/4 DIN indicators
  • Clear and stable LED display
  • Fully digital calibration and function setting
  • Rear jumper connection for function and calibration setting protection
  • Zero return range is selectable
  • Keyboard functions can be remotely controlled through serial connection.
  • Conversion rate up to 20 times/sec
  • Display update rate is selectable 1, 4, 8, 16 or 20 times/sec
  • BCD output rate is selectable 4, 8, 16 or 20 times/sec
  • Zero offset and span calibration can be carried out individually
  • Drives up to 4x350 ohm load cells
  • "watchdog" circuit monitors and eliminates common malfunctions caused by excessive noise
  • Standard RS232 serial input/output port and four setpoint outputs
  • Optional analog  and BCD outputs
  • GREAT PRICES AND O.E.M. DEALS

SPECIFICATIONS   

Power Supply 110V or 220V AC selectable, 50/60 Hz
Operating Temperature -5C to 50C (23F to 122F)
Load Cell Excitation 10V DC, 280mA, 8 x 350 ohm load cell
Input Sensitivity 0.5 V/D to 200 V/D
Internal Resolution 200,000 counts (max.)
Scale Range 500 to 100,000 x 1, 2, 5, 10, 20, or 50 graduation size
Display 13mm fluorescent display (6 digits)
Display Update Rate 1, 4, 8, 16 or 20 selectable
Standard RS232 Port bi-directional, 2.4, 4.8 or 9.6 kb, 7 data, even parity,1 stop
Set Point Output Photo-coupler, NPN open-collector 80V DC max. 0.3A
Standard Measurement Units kg / t selectable, plus lb by stick-on label
Size and Weight 198mm W x 96mm H x 200mm D (1/4 DIN), 2 kg

FOUR INGREDIENT MINIATURE BATCHING CONTROLLER

 

CB920

  • Small size is ideal for panel mount
  • The smallest batching controller, panel size is only 96mm x 48mm, replaces other 1/8 DIN indicators
  • Dual display-showing both gross and net weight simultaneously
  • Weight indicator integrated with setpoint controller
  • Provides complete material batching control function
  • Controls up to 4 different materials
  • All setpoints are keyed-in through front panel switches and stored in internal memory
  • Automatic zero tracking
  • Automatic tare by push button
  • Coarse feed, fine feed and freefall compensation
  • Digital calibration
  • Batch report printout through RS232 port
  • Conversion rate up to 120 times/sec
  • Setpoint and system data can be input via serial port
  • Tolerance checking
  • Discharge control
  • Optional BCD output
  • GREAT PRICES AND O.E.M. DEALS

SPECIFICATIONS

Power Supply 110V or 220V AC selectable, 50/60 Hz
Operating Temperature -5C to 50C (23F to 122F)
Load Cell Excitation 10V DC, 150mA, 4 x 350 ohm load cell
Input Sensitivity 0.5 V/D to 200 V/D
Internal Resolution 200,000 counts (max.)
Scale Range 500 to 100,000 x 1, 2, 5, 10, 20, or 50 graduation size
Display 13mm fluorescent display (6 digits)
Conversion rate 120 times/sec.
Standard RS232 Port bi-directional, 2.4, 4.8 or 9.6 kb, 7 data, even parity,1 stop
Control Outputs Photo-coupler, NPN open-collector 80V DC max. 0.3A
Size and Weight 96mm W x 48mm H x 144mm D (1/8 DIN), 450 g

BAG AND BOX FILLING CONTROLLER

 

CB900P

  • Standard 1/4 DIN size is ideal for panel mount, with large easy to use buttons
  • Interchangeable with other 1/4 DIN indicators
  • All functions for 9 different common filling applications included.
  • Five sets of material target weights can be stored.
  • "Watchdog" circuit monitors and eliminates common malfunctions caused by excessive noise.
  • Simple PLC logic control can be programmed by user.
  • Batching and discharge time monitor.
  • Accumulative total and batch number is provided.
  • Coarse, fine or dribble batch control and free fall compensation is provided
  • Programmable fine control on delay timer
  • Batch complete output and discharge complete output timer
  • Optional real time clock for report printing
  • Separate comparison inhibit time for coarse and fine feed
  • Free fall compensation enable range can be changed by operator
  • Tare delay timer is programmable
  • Quantity of tare readings to be taken for the average tare value is programmable
  • Quantity of setpoint values to be compared with the actual weight is programmable
  • Comprehensive software based on years of bagging experience
  • Batch reports printout through RS232 port
  • Optional  real-time clock and relay output board
  • GREAT PRICES AND O.E.M. DEALS

SPECIFICATIONS

Power Supply 110V or 220V AC selectable, 50/60 Hz
Operating Temperature -5C to 50C (23F to 122F)
Load Cell Excitation 10V DC, 120mA, 4 x 350 ohm load cell
Input Sensitivity 0.5 V/D to 200 V/D
Internal Resolution 200,000 counts (max.)
Scale Range 500 to 100,000 x 1, 2, 5, 10, 20, or 50 graduation size
Display 13mm fluorescent (6 digits) plus 9mm red LED (6 digits)
Conversion rate 120 times/sec.
Standard RS232 Port bi-directional, 2.4, 4.8 or 9.6 kb, 7 data, even parity,1 stop
Control Inputs 6 dry contact inputs (dc)
Control Outputs 12 Photo-coupler, NPN open-collector 80V DC max. 0.3A
Optional relay board 12 Dry contacts, 220 V, 1 A
Size and Weight 198mm W x 96mm H x 200mm D (1/4 DIN), 2 kg

OTHER PRODUCTS BY CHI MEI:

CB900G batching controller - similar to CB920 but larger with expanded programmability

CB900K belt weighing indicator/controller - has weight and belt speed inputs to give flow rate and total, plus gate control output for belt feeder

CB3500 micro batching controller - connects up to 4 weight indicators such as CB920 to batch up to 16 ingredients on 4 scales with 20 formula storage.  Has automatic moisture compensation for use in concrete.

SCOREBOARD DISPLAYS - several models available

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Our scales division, RL Scales specializes in engineering and manufacturing of O.E.M. scales and weighing systems.