T Scale QHC Series Technical Manual
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T Scale QHC Series Technical Manual

T Scale QHC Series Technical Manual

Counting scales
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AHC_QHC
Counting Scales
V3.37
22/12/2020

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  • Page 1 AHC_QHC Counting Scales V3.37 22/12/2020...

  • Page 2: Table Of Contents

    AHC_QHC Counting Scales Technical Manual CONTENTS 1. PRECAUTIONS......................- 4 - 2. INTRODUCTION......................- 5 - 2.1 General......................- 5 - 3. INSTALLATION......................- 6 - 3.1 Unpacking....................... - 6 - 3.2 Installation....................... - 6 - 3.3 Leveling......................- 6 - 3.4 Power Connection..................- 7 - 3.5 Rechargeable battery operation..............
  • Page 3 AHC_QHC Counting Scales Technical Manual 8. RS-232 PROTOCOL..................... - 26 - 8.1 Specifications....................- 26 - 8.2 Connector......................- 26 - 8.3 Continuously output protocol..............- 26 - 8.4 Control Commands..................- 27 - 8.5 Print Format....................- 30 - 9. ERROR CODES.....................- 31 - 10.

  • Page 4: Precautions

    AHC_QHC Counting Scales Technical Manual 1. PRECAUTIONS  Read this manual before operating or servicing this equipment.  Follow these instructions carefully.  Disconnect this equipment from the power source before cleaning of performing maintenance.  Keep the manual for your future reference. ...

  • Page 5: Introduction

    AHC_QHC Counting Scales Technical Manual 2. INTRODUCTION 2.1 General  The AHC_QHC series counting scales are suitable for general weighing, check weighing, parts counting,accumulation and units conversion.  Capacities from 3kg to 30kg .  Rechargeable battery provide up to 70 hours of continues use (with out backlight).

  • Page 6: Installation

    AHC_QHC Counting Scales Technical Manual 3. INSTALLATION 3.1 Unpacking When you receive the scale, inspect it to make sure that it is not damaged and that all are parts are included:  Remove the scale from the carton.  Remove the protective covering. Store the packaging and to use if you need to transport the scale later.

  • Page 7: Power Connection

    AHC_QHC Counting Scales Technical Manual 3.4 Power Connection  Connect the adaptor pin in to the indicator adaptor jack. Adaptor jack is locating below the right side of the scale.  Adaptor connects into your AC power socket. Plugable equipment must be installed near an easily accessible socket outlet with a protective ground/ earth contact.

  • Page 8: Battery Maintenance

    AHC_QHC Counting Scales Technical Manual 3.5.2 Battery maintenance  Do not use any other type of power adaptor than the one supplied with the scale.  Recharge battery should be changed in every three months when not in use.  If the scale is not used for an extended period of time,remove the battery from the battery compartment to avoid leakage.

  • Page 9: Keyboard And Display

    AHC_QHC Counting Scales Technical Manual 4. KEYBOARD AND DISPLAY Key Board Keys Description Enter individual unit weights and the present tare Clear incorrect entries and error conditions Returns the display to zero. Enter the clear tare weights, Storing the current weight as tare value.
  • Page 10 AHC_QHC Counting Scales Technical Manual Manually enter the weight of sample, Change the weighing unit if they are enabled. To set the upper or lower limit of the number of items counted. Used to print the results to PC or printer Weight Display Low Battery Net Weight Display...

  • Page 11: Operation

    AHC_QHC Counting Scales Technical Manual 5. OPERATION Initial Start-Up Warm-up time of 15 minutes stabilizes the measured values after switching on 5.1 POWER ON/OFF Power switch is located below the right side of the scale. Switch on the scale by pressing on/off. The display is switched on and the self test is started. If you want to switch off press again the key to backward.

  • Page 12: Parts Counting

    AHC_QHC Counting Scales Technical Manual 5.4 PARTS COUNTING 5.4.1 Setting Unit Weight  For this function you need to know the average weight of the objects to count. This value can be obtained by weighing a known number of pieces so that the balance calculation, the average unit weight or manually entered through the keyword.

  • Page 13: Automatic Part Weight Updates

    AHC_QHC Counting Scales Technical Manual  Zero the scale by pressing the zero if necessary. If you use a container, put it on the scale and the tare weight gain by following the steps above.  Place a known amount of pieces on the scale. When the viewer "Weight" is stable enter the quantity of pieces using the numeric keys and press the .

  • Page 14: Check Counting / Weighing Limits

    AHC_QHC Counting Scales Technical Manual 5.5.2 Check Counting / Weighing Limits Counting Limits By pressing key can select counting or weighing limits. Press key, display will be show Hi cnt 0. 00 0. 00 Press the numeric keys to set the Hi Limits and confirm by pressing key.

  • Page 15: Accumulation

    AHC_QHC Counting Scales Technical Manual 5.6 ACCUMULATION 5.6.1 Manual Accumulation The displayed values (weight and counting) will be add to the values aggregated by pressing key. The "weight" display will show the total weight, the display "Count" will show the total counts aggregated and the display "Unit Weight"...

  • Page 16: Power Auto Off

    AHC_QHC Counting Scales Technical Manual 5.7 POWER AUTO OFF After scale operations, when scale is not in use, it can set to turn off automatically ,please see parameters “F8 OFF”. 1 Press forward ON/OFF key to turn on the scale. 2 Press key during that start up.

  • Page 17: Unit Weight Store And Recall

    AHC_QHC Counting Scales Technical Manual To set auto option. When start to use operation, back light will el au be turn on and when stop the operation back light also will turn off. To set always on. After turn on the power, back light also will be el on To set back light turn off.

  • Page 18: Store A Unknown Unit Weight

    AHC_QHC Counting Scales Technical Manual 6 Press key to clear the unit weight. 5.9.2. Store a unknown Unit Weight 1 Load the weight on the platter. 2 Enter the counts of sample by pressing numeric keys. 3 Press key,display will be show --- --- ---. 4 Following to count the unit weight.

  • Page 19: Printing

    AHC_QHC Counting Scales Technical Manual 5 The display will show “mode 1” . 6 Press key to scroll up or key to scroll down. 7 Press key to confirm . 8 Press key to back to normal weighing mode. MODE 1 Kilo Weighing in kilogram mode Weighing in lb mode...

  • Page 20: Parameters

    AHC_QHC Counting Scales Technical Manual 6. PARAMETERS Enter the Parameter ▪ Turn on the scale. ▪ Press key during self-checking. ▪ Display will be show ‘Pin’. Press the PIN number to get into the parameter menu. ▪ The default PIN number is “0000”.Press the “0” key four times. Enter to Selected Menu ▪...
  • Page 21 AHC_QHC Counting Scales Technical Manual Manually send data to RS-232. P ask Ask Command For more information,please refer to section 8.4 Remote Commands Send data continues to RS-232 P cont To set the baud rate. Baud B 600 B 1200 B 2400 B 48 00 B 9600...

  • Page 22: Capacity Setting

    AHC_QHC Counting Scales Technical Manual beep when the value is lower than the low limit beep when the value is out of the limit range beep when the value is higher than the high high limit Reset to factory default parameters F11 rst Sure 6.2 CAPACITY SETTING...
  • Page 23 AHC_QHC Counting Scales Technical Manual The settings include 4 modes,the detail is as follow shown: MODE 1 Kilo Weighing in kilogram mode Weighing in lb mode Kg-lb Weighing in kg and lb mode MODE 2 Preci model 3000 To select resolution Preci model 6000 Preci model 15000 Preci model 30000...

  • Page 24: Calibration

    AHC_QHC Counting Scales Technical Manual 7. CALIBRATION 7.1 LINEAR CALIBRATION ▪ Turn on the scale. ▪ Press key during self-checking. ▪ Display will be show ‘Pin’. Press the PIN number to get into the parameter menu. ▪ The default PIN number is “9999”.Press the “9” key four times. ▪...

  • Page 25: Normal Calibration

    AHC_QHC Counting Scales Technical Manual 7.2 NORMAL CALIBRATION ▪ Turn on the scale. ▪ Press key during self-checking. Display will be show ‘Pin’. Press the PIN number to get into the parameter ▪ menu. ▪ The default PIN number is “0000”.Press the “0” key four times. ▪...

  • Page 26: Rs-232 Protocol

    AHC_QHC Counting Scales Technical Manual 8. RS-232 PROTOCOL The AHC/QHC Series of scales can be ordered with an option RS-232 output. 8.1 Specifications RS-232 output of weighing data ASCII code 9600 Baud 8 data bits No Parity 8.2 Connector １ ２...

  • Page 27: Control Commands

    AHC_QHC Counting Scales Technical Manual 8.4 Control Commands All inputs finish with <CR><LF> (carriage return / line feed). To set the scale to Zero (already works) To Tare the scale (already works) To Clear the value T5465 To Tare, for example set the pre-tare weight of 5,465kg U9.608 To Transmit, for example the unit weight of 9,608 To Transmit the amount of for example 10 pieces on the platform...
  • Page 28 AHC_QHC Counting Scales Technical Manual 1. Package shows the empty scale after the unit weight has been calculated 2. Package shows the scale after 20 pieces have been loaded Now the software sends the command M+ for accumulation 3. Package shows the accumulated values in the memory and the loaded scale 4.
  • Page 29 AHC_QHC Counting Scales Technical Manual TARE 0.0000,kg<CR><LF> U.W. 86.9018 g<CR><LF> PCS 20pcs<CR><LF> T.NO. 1<CR><LF> T.WGT. 1.7380,kg <CR><LF> T.PCS. 20pcs <CR><LF> <CR><LF> <CR><LF> 4.[RX] ST,GS, 0.0000,kg<CR><LF> TARE 0.0000,kg<CR><LF> U.W. 86.9018 g<CR><LF> PCS 0pcs<CR><LF> T.NO. 1<CR><LF> T.WGT. 1.7380,kg <CR><LF> T.PCS. 20pcs <CR><LF> <CR><LF>...

  • Page 30: Print Format

    AHC_QHC Counting Scales Technical Manual TARE 0.0000,kg<CR><LF> U.W. 86.9018 g<CR><LF> PCS 0pcs<CR><LF> T.NO. 2<CR><LF> T.WGT. 5.2140,kg <CR><LF> T.PCS. 60pcs <CR><LF> <CR><LF> <CR><LF> [TX] MC<CR><LF> 8.[RX] ST,GS, 0.0000,kg<CR><LF> TARE 0.0000,kg<CR><LF> U.W. 86.9018 g<CR><LF> PCS 0pcs<CR><LF> T.NO. 0<CR><LF> T.WGT. 0.0000,kg <CR><LF> T.PCS. 0pcs <CR><LF> <CR><LF>...

  • Page 31: Error Codes

    9. ERROR CODES Error Message Description Solution Maximum load exceeded Unload or reduce weight ---OL--- Zero setting error Zero setting range exceeded Err 4 due to switching on.(4%max) Make sure platform empty. Key board error Check the keys and Err 5 connector.

  • Page 32: Specifications

    AHC_QHC Counting Scales Technical Manual 10. SPECIFICATIONS 10.1 SPECIFICATIONS MODEL AHC-3 AHC-6 AHC-15 AHC-30 Maximum 3 kg 6 kg 15 kg 30 kg Capacity Minimum 10 g 20 g Capacity Readability 0.1 g 0.2 g 0.5 g Max. 1/30000 Divisions Weighing kg/lb/g Units...
  • Page 33 AHC_QHC Counting Scales Technical Manual MODEL AHC+-3 AHC+-6 AHC+-15 AHC+-30 Maximum 3 kg 6 kg 15 kg 30 kg Capacity Minimum 10 g Capacity Readability 0.05 g 0.1 g 0.2 g 0.5 g Max. 1/60000 Divisions Weighing kg/lb/g Units Display 3 x 6 digits 20mm digits LCD Display with white LED back Light Platter size 230 x 300mm...
  • Page 34 AHC_QHC Counting Scales Technical Manual MODEL QHC-3 QHC-6 QHC-15 QHC-30 Maximum 3 kg 6 kg 15 kg 30 kg Capacity Minimum 10 g 20 g Capacity Readability 0.1 g 0.2 g 0.5 g Max. 1/30000 Divisions Weighing kg/lb/g Units Display 3 x 6 digits 20mm digits LCD Display with white LED back Light Platter size 230 x 300mm...
  • Page 35 AHC_QHC Counting Scales Technical Manual MODEL QHC+-3 QHC+-6 QHC+-15 QHC+-30 Maximum 3 kg 6 kg 15 kg 30 kg Capacity Minimum 10 g Capacity Readability 0.05 g 0.1 g 0.2 g 0.5 g Max. 1/60000 Divisions Weighing kg/g/lb Units Display 3 x 6 digits 20mm digits LCD Display with white LED back Light Platter size 230 x 300mm...

  • Page 36: Dimension(Mm)

    10.2 DIMENSION(mm)
  • Page 37 AHC/QHC Counting Scales Technical Manual - 37 -...
  • Page 38 The company was founded in Taiwan in 1967 as Taiwan Scale Mfg Co., Ltd in order to produce Mechanical Weighing Instrument. Today, this privately owned company is recognized worldwide as a leading Electronic Weighing Scale Manufacturer. The core business of TSCALE is the development, manufacture, worldwide sales/marketing and service of electronic weighing instruments.

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