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67XXU USB/Serial Scale Service Manual

3.7 Communication

3.8 Analog Circuitry

24-bit A/D converter

Conversion Speed: 10Hz

Input range: -15mV to +15mV

Output code:1mV input will output about 100,000 raw counts

Hardware low pass filter and 2 programmable digital low pass filters

3.9 Capacity and Division

Programmable

Max display range: -199,999 to 199,999

Division number range for primary unit: 100-20,000

Division number range for second unit: 100-25,000 (division number will
be limited by REGUL setting)

Recommended Sensitivity: >1µV/ display division

3.10 Accuracy

≤0.01%

3.11 Calibration Method

Software calibration with long-term storage in EEPROM

Provides smooth curve fit through four points

Calibration can be done under kg or lb weight unit with 10% -100%FS
standard weight.

Weight fine adjustment (±

10%)

Geographic adjustment

Serial port1

Full-duplex RS-232

Optional Serial Port

USB (Virtual RS-232)

Baud Rate

Selectable: 1200-2400-4800-9600-19200-38400 bps

Data Output Format

8N1, 7O1, 7E1

Protocol

programmable

Содержание 67 U Series

Страница 1: ...67XXU USB Serial Scale Series Service Manual SOFTWARE VERSION 1 20 AWT35 501145 Issue AG...

Страница 2: ...in three dimensions of a two dimensional work and the making of a copy in two dimensions of a three dimensional work stored in any medium by electronic means or transmitted in any form or by any means...

Страница 3: ...tion of Connectors and Jumpers 18 Chapter 3 Specifications 20 Available Models 20 Outline Dimensions 20 Mounting 21 Power Supply 21 Display 21 Keypad 21 Environment 21 Load Cell Excitation 21 Approval...

Страница 4: ...pter 6 Calibration 55 Enter the Calibration Mode 55 Zero Point 55 Linearity 56 Geographical Adjustment 57 Gravity Value 59 Input or View Calibration 59 Weight Fine tune 60 Display ADC Output Code 60 C...

Страница 5: ...s e g ZERO Displayed messages appear in seven segment display type and reflect the case of the displayed message e g confg 1 1 2 Special Messages Examples of special messages you will see in this manu...

Страница 6: ...ading The output signature of load cell and electronic circuit may be little influenced after weighing for a long time 1 3 Routine Maintenance Always turn off the machine and isolate from the power su...

Страница 7: ...67XXU USB Serial Scale Service Manual 7 1 6 CE Certification For CE Declaration of Conformity please visit https www brecknellscales com docs html...

Страница 8: ...Figure 2 1 Shipping Screw Location 3 Connect all necessary cables to the proper connectors Refer to this section for connection details 4 Level the scale base using the four leveling feet View the le...

Страница 9: ...Power Supply The 67XXU comes with an external AC to DC power adapter Simply plug the AC adapter into the DC6V power jack on the scale and then plug into a standard wall outlet 2 1 3 USB Port Com 1 The...

Страница 10: ...display to the scale base on a column Refer to the instructions below for column and remote display installation 1 Remove the cable hold down strap from the bottom of the column by unscrewing the two...

Страница 11: ...de of the column using the hole on the top side of the column and pull the cable through the bottom hole Figure 2 6 Route Display Cable 4 Attach the display to the column by using the screws removed f...

Страница 12: ...5 Secure the cable to the column with the cable hold down strap that was remove in step 1 Figure 2 8 Cable Hold Down Strap 6 Turn the scale base over to expose the under side Locate the column screw h...

Страница 13: ...kit into the screw holes leaving them somewhat loose Figure 2 10 Column Screws 8 Place the column bottom over the screws and push the column forward Secure the column by tightening the screws Figure...

Страница 14: ...Figure 2 13 Column and Remote Display Installed 2 3 Mounting the Display to the Scale Base The bracket mounts the remote display to the scale base 1 Pull the remote display cable through the rectangl...

Страница 15: ...Pull the cable all of the way through Figure 2 16 Display Cable 4 Wrap the display cable around the four corners of the bracket Pull cable through the center holes Figure 2 17 Cable Routing 5 Remove...

Страница 16: ...e Fasten the bracket down with the four provided screws Figure 2 18 Bracket Installation 7 Route the display cable through the opening of the scale base and plug the display cable into the DISPLAY por...

Страница 17: ...all Display Mounting The indicator is connected to the front of the 67XXU It can be removed however to accommodate mounting on a wall or desk Plug the display cable into the DISPLAY connector Figure 2...

Страница 18: ...ll Connector Table 2 2 Adapter Power Input Connector ADP Pin Description In Out Power Electrical Level 1 excitation power output 5 0 3 VDC 0 12A 2 sense power input 5 0 3 VDC 3 excitation power ground...

Страница 19: ...Power Electrical Level 1 GND of VDD power ground 0 VDC 2 USB D 0 5 VDC 3 USB D 0 5 VDC 4 USB power power input 5 0 25 VDC Pin Description In Out Power Electrical Level 2 RS 232 transmit on UART0 Outp...

Страница 20: ...nual 3 Specifications 3 1 Available Models 3 2 Outline Dimensions Figure 3 1 67XXU Dimension Drawing Figure 3 2 67XXU Dimension Drawing with Indicator on a Column 6702U 6 x10 15 or 30 lb 6710U 10 x10...

Страница 21: ...15mA with backlight off and no load cells m 30mA with backlight on and no load cells m 50mA with backlight on and one 350 load cell 3 5 Display l 51 2 digit 7 segment 0 58 15mm LCDs 3 5 1 Keypad l 4 p...

Страница 22: ...00 m Division number range for second unit 100 25 000 division number will be limited by REGUL setting l Recommended Sensitivity 1 V display division 3 10 Accuracy 0 01 3 11 Calibration Method l Softw...

Страница 23: ...ble motion detection window l Programmable auto power off time backlight working mode l Programmable hold function with peak weight holding and dynamic weighing l Available check weighing mode l Avail...

Страница 24: ...tter known as the Center of Zero annunciator It is lit when the scale is at the zero point and the gross weight is 0 NET Indicates net mode and the tare weight is not 0 lb Indicates the current unit o...

Страница 25: ...sample or input directly Weigh or count Press for more than 3 seconds To input compare data for weight or pieces of high and low limitation Display voltage mode Press for more than 3 seconds To calibr...

Страница 26: ...imitations 4 3 5 Preset Tare Weight Enter a preset tare weight by pressing the TARE key for more than 3 seconds Pr Tar will be displayed and the NET annunciator flashes Use the UNIT and TARE key to in...

Страница 27: ...he tared weight 0 no Tare yes No action Europe 0 no No action Zero yes Clear the tared weight Zero and clear the tared weight 0 no Tare Zero yes Zero and clear the tared weight None same with Europe 0...

Страница 28: ...g 0 1 lb 2oz 2oz 0 5kg 0 5kg Not available 1 lb Not available Not available 5kg 5kg Not available 10 lb Not available Not available Calibration Division Value Display Division Value kg g lb oz lb oz 0...

Страница 29: ...be displayed Use the HOLD and UNIT keys to input the low number 6 Press the TARE key to confirm 6a After a reasonable limitation is set and compare is active one of annunciators OK will be illuminated...

Страница 30: ...r and go back to counting mode 6 Press the TARE key to confirm the entry 7 Press the ZERO key to exit the piece weight mode and back to counting mode Sample a Known Quantity 1 Press the UNIT key 2 Whe...

Страница 31: ...to 80Hz if USER HOLD AD H SP is set to YES from original 10Hz for some dynamic weighing applications It is possible to weigh restless samples such as live animals or moving objects within the HOLD fun...

Страница 32: ...to exit Average HOLD Set the USER HOLD HLD MD parameter to AVERG After entering this mode the scale will freeze and display number if the scale is stable If the scale is not stable but the variation i...

Страница 33: ...yy xx is hardware version yy is software version 4 Press the ON OFF key to return to last menu item 4 7 Display Test 1 Press the HOLD ON OFF keys until confg is displayed 1 Use the UNIT key to select...

Страница 34: ...is displayed 2 Use the UNIT key to select TEST CM1 RD or TEST CM2 RD item 3 Press TARE to enter test COM1 2 receiving function rd1 or rd2 will be displayed 3a In this mode received hex data 0x00 0xff...

Страница 35: ...menu choices or the HOLD key to move backward in the setup menu 2 Use the TARE key to access the desired menu e g User 3 Use the UNIT key to view the available sub menus parameter e g beep 4 Use the T...

Страница 36: ...is an illustration of the available menus with the CONFG menu and the choices within those menus Refer to Table 5 2 for explanations of the menu choices CF ON CF OFF PRI Ut 100 25 000 SECD N RESET REG...

Страница 37: ...ting YES REGUL none USA Select the standard in which the scale will comply USA Canada Europe None not legal for trade USA Canda Eurpe PRIM N 100 20000 Primary full scale value Default full scale value...

Страница 38: ...primary division 10 DSP NO NO Display weight at 10 times division number under primary unit If REGUL none this parameter will not be available When yes is selected some menus will not be active YES M...

Страница 39: ...point will display dashes at 100 LST Z T LST Z T Last ZERO and TARE SAZSM 0 100 2 Zero key range 0 no limitation 1 100 initial zero point 1 FS initial zero point 100 FS If REGUL none the max is 2 AZSM...

Страница 40: ...or disable counting function YES NO NO COMPR YES no Enable or disable data comparison function YES NO NO ge cal yes NO Enable or disable the geographical adjustment factor YES NO no WT ADJ YES NO Enab...

Страница 41: ...TM HLD TM HLD RG 1 60 3 AVG TIM 255 0 65535 0 255 AD H SP HD KEY No Yes HOLD PRINT HLD PR NONE PS PEK NG PEK TOGLE AVERG AUTO A OFF T LCD BL 0 255 0 255 NLD RG CMD SR 1 255 LEGACY No Yes NONE COM 1 C...

Страница 42: ...CMD output after a request command is received PRT CD 5 PRT CD output after PRINT key is pressed or request command received STABL 6 STABL Sends output automatically after scale is stable Note use PRI...

Страница 43: ...cp02 Emulates ECR protocol 3 SCP02 only displayed content and current status will be output Compatible with ECR SCP02 scp03 Emulates Toledo 8213 protocol 4 SCP03 only displayed content and current sta...

Страница 44: ...NO PcWT YES NO Enable or disable piece weight Prompt is PIECE WT NO AD CDE YES NO Enable or disable ADC code Prompt is A D CODE NO BT VOL YES NO Enable or disable whether to display the battery volta...

Страница 45: ...ed PRT CD 5 PRT CD output after PRINT key pressed or request command received STABL 6 STABL output after scale is stable Note use PRINT or CMD to output data the scale must be stable st nld 7 ST NLD o...

Страница 46: ...Emulates ECR protocol 3 SCP02 only displayed content and current status will be output it s compatible with ECR SCP02 scp03 Emulates Toledo 8213 protocol 4 SCP03 only displayed content and current sta...

Страница 47: ...Y NO PcWT YES NO Enable or disable piece weight Prompt is PIECE WT NO AD CDE YES NO Enable or disable ADC code Prompt is A D CODE NO BT VOL YES NO Enable or disable whether to display the battery volt...

Страница 48: ...NONE no beep L LOW 2 L Low beep when lower than low limitation IN LMT 3 IN LMT beep when in range of low and high limitation O HIGH 4 O HIGH beep when over high limitation OUT LMT 5 OUT LMT beep when...

Страница 49: ...ght or vibration must fall within window of HLD RG also AUTO 6 AUTO Auto hold mode It is similar to AVERAG mode but will allow more weight to be added AVG TM 1 60 3 Average data time for HOLD mode 1 6...

Страница 50: ...send 3 or 4 status bits 1 all data sent ot has 2 status bits bit 6 Character 2 must be set to 0 2 all data sent out has 3 status bits and 7 weight characters A OFF T 0 255 0 Auto off time 0 not auto p...

Страница 51: ...Explanations CAL ON CA OFF ZERO LINE GEO INPUT CODE GRAVT 00 70 9 76183 9 99999 CAL PO CAL P1 END Y CAL P2 END Y CAL P3 Yes No Yes No CAL Submenu1 Submenu2 Option Parameter Description Comment CAL ON...

Страница 52: ...ard weight must be over 10 FS and be larger than it in CAL P1 This point can be omitted END Y YES End calibration YES go to CAL END to end NO go to do next point calibration NO CAL P3 Line calibration...

Страница 53: ...menus with the TEST menu There are no programming choices within this menu Refer to Table 5 6 for explanations of the menu choices Table 5 6 TEST Menu Choices and Explanations CODE VOL VER MISC Subme...

Страница 54: ...r off the indicator by pressing and holding the ON OFF key 2 Turn the indicator back on by pressing the ON OFF key The display will go through a digit check then settle into the normal operating mode...

Страница 55: ...ed It counts from 0000 to 9999 when 9999 is reached the counter starts over at 0000 4 After the counter number was displayed it will show Ca OFF or CAL ON which depends on whether the sealed calibrati...

Страница 56: ...orrect Repeat the previous steps 6 When End y is shown and the y is flashing it is waiting to exit calibration or go on next calibration point Use the UNIT key to select yes or no 7 Press the TARE key...

Страница 57: ...code or input user local gravity value directly 3 When CODE is selected choose the position code of the scale being used 00 70 according to the elevation and latitude from Table 6 1 by using the HOLD...

Страница 58: ...58 67XXU USB Serial Scale Service Manual Table 6 1 Location Code For Elevation and Latitude...

Страница 59: ...ght of CAL P2 09 10 pages codes of CAL P2 11 12 pages full capacity net code 2 When no digits are blinking on the display this means calibration parameters value are being viewed Use the HOLD key to v...

Страница 60: ...put Code In this mode you can examine the stability of weighing system and increment the ADC output code corresponding to the loaded weight Please note the following l The increment of ADC code for fu...

Страница 61: ...key to go into the setting and confirm it is the approprioate bit format for your software To select another bit format setting press the UNIT key until the desired selection is displayed i e 8n1 7E1...

Страница 62: ...ng data 6 bytes l Data polarity 1 byte for negative and followed the first digit for positive l Decimal point 1 byte l Measure unit 1 5 bytes lb kg lb oz pcs Units are always lower case left aligned l...

Страница 63: ...ble 0 not under capacity 00 compare disable 01 lower limit 10 ok 11 upper limit 00 normal weighing 01 count weighing 10 percent weighing 11 other mode 1 not stable 1 under capacity 1 0 not at zero poi...

Страница 64: ...apacity LF U1U2 U3U4U5 CR LF H1H2H3H4 CR ETX zero point error Note U1U2 U3U4U5 is 1 2 3 or 5 bytes according to current unit kg lb pcs g oz lb oz LF P W1W2W3W4W5 DP W6 U1U2 U3 U4U5 CR LF H1H2H3H4 CR E...

Страница 65: ...ale Same as pressing the ON OFF key to turn off the scale Response Unrecognized command LF CR ETX Command Response ASCII HEX W CR 57 0d Read scale weight LF U1U2U3U4U5 CR LF H1H2H3H4 CR ETX over capac...

Страница 66: ...U5 CR LF S H1H2H3H4 CR ETX under capacity LF U1U2 U3U4U5 CR LF S H1H2H3H4 CR ETX zero point error Note U1U2 U3U4U5 is 1 2 3 or 5 bytes according to current unit kg lb pcs g oz lb oz LF P W1W2W3W4W5 DP...

Страница 67: ...s scale OPOS capabilities as a string of five flag characters LF vwxyz CR ETX v T scale has a weight display CapDisplay v F scale does not have a weight display w T scale has a text display CapDisplay...

Страница 68: ...___U1U2U3U4U5 CR LF S H1H2H3H4 CR ETX under capacity LF U1U2 U3U4U5 CR LF S H1H2H3H4 CR ETX zero point error LF P W1W2W3W4W5 DP W6U1U2U3U4U5 CR LF S H1H2H3H4 CR ETX normal data S CR 53 0d LF S H1H2H3H...

Страница 69: ...int position is determined by CONFG PRIM D 2 If current unit is lb oz the format will be similar with following STX W1W2W3lbW4W5 dp W6oz CR Response Zero function is activated simulate ZERO key and it...

Страница 70: ...laces the result into confidence test status byte for future interrogation by the host It also returns acknowledgement STX CR Response Send confidence test result status byte of previously performed t...

Страница 71: ...cters are commands STX F CR Response Unrecognized command STX status CR Command Response ASCII HEX W 57 Read scale weight STX W1W2W3W4 DP W5U1U2U3U4U5 CR normal data Z 5a STX status CR H 48 1 normal d...

Страница 72: ...y USER OUT LINE setting LF 1 The decimal point position is determined by CONFG PRIM D 2 The unit position and bytes are determined by which current unit is used 3 The details of Prompt refer to the co...

Страница 73: ...to YES Weighing Mode Counting Mode SCALE ID 123456 GROSS 123lb 4 56oz TARE 11lb 2 22oz NET 112lb 2 34oz A D CODE 1234567 VOLTAGE 5 7V STATUS bpq2 SCALE ID 123456 GROSS 1234 55kg TARE 12 15kg NET 1222...

Страница 74: ...over capacity 1 over capacity 2 0 not under zero positive polarity 1 under zero negative polarity 3 0 inside zero capture range 1 outside zero capture range 4 0 not center of zero 1 center of zero 5 a...

Страница 75: ...point position is determined by CONFG PRIM D 2 If current unit is lb oz the format will be similar with following STX W1W2W3lbW4W5 dp W6oz CR Response Zero function is activated simulate ZERO key and...

Страница 76: ...RAM ROM and NOVRAM Places the result into confidence test status byte for future interrogation by the host It also returns acknowledgement STX CR Response Send confidence test result status byte of pr...

Страница 77: ...sponse Unrecognized command STX status CR Command Response ASCII HEX US W 1F 57 1 normal data STX W1W2 dp W3W4W5 CR 2 if current weight is invalid STX Status Byte CR US Z 1F 5a STX status CR US H 1F 4...

Страница 78: ...under legal for trade conditions When set to legal for trade and sealed with a lead seal the scale can only be configured and calibrated by authorized personnel The push button is located under the c...

Страница 79: ...key twice Exit is displayed 2 Press the TARE key to return to the working mode 8 2 2 View Calibration Counter 1 Press and hold the HOLD ON OFF key for 3 seconds CONFG is displayed 2 Use the PRINT key...

Страница 80: ...oubleshooting This chapter gives explanations on commonly seen errors display characters and display symbols 9 1 Display Characters ASCII LCD LED ASCII LCD LED ASCII LCD LED 0 A N 1 B O 2 C P 3 D Q 4...

Страница 81: ...ower than setting CAP Next displaying content is capacity CAP ER Parameters about Capacity is not correct CAL Px Calibration on point x CAL OFF Calibration seal switch is on OFF position CAL ON Calibr...

Страница 82: ...s Overload limit or the weight value cannot be displayed in the current unit of measure because it exceeds 6 digits Reduce load on scale until weight value can be displayed Use a more appropriate unit...

Страница 83: ...ed in or properly connected Power outlet not supplying electricity Battery discharged Other failure Check power cord connections Make sure power cord is plugged into the power outlet Check power sourc...

Страница 84: ...84 67XXU USB Serial Scale Service Manual...

Страница 85: ......

Страница 86: ...38 8702 Fax 507 238 8271 Email sales brecknellscales com http www brecknellscales com Brecknell UK Foundry Lane Smethwick West Midlands England B66 2LP Tel 44 0 8452 46 6717 Fax 44 0 8452 46 6718 Emai...

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