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Summary of Contents for UWE W75 Series
- Page 1 W75 Series Digital Weighing Scale Operation Manual Universal Weight Electronics January 2018 V1 X0W75030000...
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Page 2: Table Of Contents
TABLE OF CONTENT 1. BEFORE USE FOR THE FIRST TIME 2. INTRODUCTION 3. PANEL AND KEYBOARD 4. INTERNAL FUNCTIONS 5. INSTRUCTION TO USE 6. DAILY CARE AND MAINTENANCE APPENDIX: -ERROR CODES -COMPUTER COMMAND -DISPLAY SEGMENT DEFINITION... -
Page 3: Before Use For The First Time
1. BEFORE USE FOR THE FIRST TIME ● Thank you for purchasing an UWE product, please read this instruction carefully before start using. You shall find the following items inside the box: W75 indicator x 1 Switch power adaptor x 1... -
Page 4: Introduction
2. INTRODUCTION SPECIFICATION Model No. LCD Digits W75 - 5 1/2 digits Input Voltage -15mV ~ +15mV Input Sensitivity 0.9μV/e (Legal Approved: 1/10000) Non-Linearity 0.01% of Maximum Capacity Load Cell Excitation Voltage DC 5V Δ-Σ Delta-Sigma 24 bits A/D Conversion Type A/D Internal Resolution 1,000,000 Counts A/D Conversion Rate... -
Page 5: Panel And Keyboard
3. PANEL AND KEYBOARD PANEL 1. ZERO INDICATOR This sign appears when scale is at zero weight status. 2. NEGATIVE INDICATOR This sign appears when weighing result is below true zero 3. NET INDICATOR This sign appears when tare function is engaged and weight shown is the net weight. 4. - Page 6 10. MR This indicator appears when value shown on the display is the total saved value. 11. M+ This indicator appears when memory contains data. 12. AVERAGE FUNCTION This indicator appears when digital motion filtering function is engaged. 13. ANIMAL WEIGHING FUNCTION This sign appears when scale is in animal weighing mode, which the scale is now operating at maximum motion filtering level.
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Page 7: Internal Functions
4. INTERNAL FUNCTION Because of metrological legislation, accessing to some internal functions is limited to authorized person only when this unit is set to legal for trade. DO NOT try to open the scale or manipulate with the hardware seal when the unit is metrological approved. Please contact your dealer for more information. - Page 8 FUNCTION DEFINITION AND SETUP ● Press and hold T ARE and press ON/OFF, d isplay shows F 1 ● Use T ARE ( next) or MR ( previous) to scroll through the internal setting menu, and press M ODE to enter the setting.
- Page 9 Digital Motion Filter (F6) Under this function, user can enable digital motion filtering function if the weighing environment is unstable. User also can engage animal weighing function for maximum performance. The scale is equipped with 3 filter speeds: Filt 0 -> Filt 1 -> Filt 2 Transmission Mode (F7) Under this function, user can select the transmission mode and data format.
- Page 10 2. When Command Mode is selected in F7, GROSS status will be transmitted under NTGS command. ←net weight ST, NT, 100.01kg ST, NT,- 100.01kg ←gross weight US, GS, 1000.01kg Auto : automatic mode, data sends once when weighing result stables ●...
- Page 11 Under this function, user can enable or disable auto tare function of the first weight, or the consecutive loads place on the platter. Tr.on ( auto tare first weight) -> tr.Cnt (auto tare consecutive loads) - > tr.oFF (auto tare off) Turning On/Off Real Time Clock (F16 Optional) Under this function, user can turn on or off real time clock function.
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Page 12: Instruction To Use
5. INSTRUCTION TO USE The W75 series are equipped with user friendly functions, including preset tare, manual tare, auto tare, automatic continuous tare, simple counting and memory plus functions. It also comes with interfaces including RS-232 and RS-485 for data output and 4 channel relay output for controlling purpose. - Page 13 d. To clear preset tare, press and hold T ARE to enter preset tare setting, set all value to zero and press M ODE to confirm cancelling. Please make sure scale is not engaged in any kind of tare before proceed to modify the preset tare value MEMORY FUNCTION How To Save A Weighing Result To Memory...
- Page 14 1. If scale detects the total weight of samples on the platter are smaller than 20d, the PCS s ign will start flashing as warning. Press Z ERO key to change the sampling quantity setting or add more samples until the signal is off.
- Page 15 HOW TO CONNECT RS-232 (D-sub 9 pin female connector) Refer to F5 and F7 in Internal Function to setup transmission protocol Indicator end Pin 7 & 8 Shorted internally Pin Assignment (PC end) Assignment...
- Page 16 HOW TO CONNECT RS-485 (D-sub 9 pin male connector) Assignment A(+) B(-) NOTE : when connect with multiple devices, parallel a 120ohm resistor in the last device...
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Page 17: Daily Care And Maintenance
6. DAILY CARE AND MAINTENANCE -Do not attempt to open the indicator or try to repair except authorized technicians only -Always aware of the using environment to avoid excessive moisture and extreme temperature -Use original factory supplied switch adaptor for charging only -Recharge the battery immediately when the battery level indicator starts flashing to avoid permanent damage to the rechargeable battery -Do not put anything on the platter after weighing completes to avoid causing damage to the load... -
Page 18: Appendix
APPENDIX: ERROR CODES ERROR CODE DESCRIPTION SOLUTION Err 0 Flash memory accessing error Change MCU, contact dealer for assistance Err 1 A/D accessing error Check A/D, contact dealer for assistance Err 2 Load cell wiring error Check load cell wiring pin assignment ------ No load cell signal/load cell reading error Check load cell and connection... -
Page 19: Computer Command
COMPUTER COMMAND 1. PC → ” READ” command Indicator→sending data string …… ， ， ， CR LF H EADER 1 HEADER 2 weighing data (8 digits, including negative sign and decimal point) UNIT 2. PC → ” ZERO” command Indicator... - Page 20 HEADER 1 HEADER 2 UNIT OL: overload NT: net weight kg, g, lb, t ST: stabled GS: gross weight US: unstable Ser.2 (print Total) WEIGHT ←press M+ to print single data 100.02 kg 99.01 kg 1210.05 10.12 kg …………………………….. -------------------------- ←press MC to print total value Sum 9876.10 kg NOTE...
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Page 21: Display Segment Definition
DISPLAY SEGMENT DEFINITION...
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