DS-160 - Rice Lake Weighing Systems
Contents
1. Press T key If the weight is within the available range of tare reduction the display will return to 0 00 and the tare lamp will light up If it is out of range the weight will remain in the display Weigh an item by placing on the platform example 10lb Remove the item from the platform Press T key to clear the tare weight Digital tare weight reduction Press A key to shift to the digit where the tare weight is to be set Selected digit will blink 4 5 2 Press key to enter the Each time this key is pressed the selected digit will increment by 1 only 4 5 3 Repeat step 1 amp 2 until desired tare weight is set at each digit 4 5 4 Press T key 4 5 5 If the weight is within the available range of tare reduction the display will show the weight with a minus sign example 10 59 and the tare lamp will light up If itis out of range the display will return to 0 00 4 5 6 Weigh an item example 1001b 4 5 7 Remove the item 4 5 9 Press T key to clear the tare weight 4 6 Error Display Error Probable cause Remedy 888888 Lock up Zero point is out of range Need to re calibrate the transmission 0000 blinking on amp Mercury SW is not level off 888888 Lighting Span sw still is on scale Turn off Span sw Lo VOL Power supply voltage Turn power off and on dropped Check power supply voltage IF ERR Time out error in da2. e As introduced in the previous section there are 2 procedures for entering Spec data 3 5 1 T T T while holding REZERO for spec no 0 3 3 5 2 while holding REZERO for spec no 4 15 In the case of 3 5 2 the following display will appear Bit3 Bit2 Bit1 BitO 04 1 1 0 0 N SPEC NO SPEC data The two leftmost digits indicate the SPEC No example 04 The remaining 4 digits indicate SPEC numeric data example 1100 The under a digit indicates the current programmable position When setting or changing SPEC data the key switches function as follows REZERO key advances to the next SPEC No T key saves data and exits Spec mode key moves to next programming position M to change SPEC data to either 0 or 1 Oooo 3 6 SPEC Data List 3 6 1 T T T while holding REZERO key Spec no Bit 3 Bit 2 Bit 1 Bit 0 Spec 00 gt TRS 232 gt Baud rate bps connection 000 1200 0 1 0 4800 10 0 19200 0 not connected 0 0 1 2400 0 1 1 9600 other combinations N A 1 connected Spec 01 gt 7 Stop bit gt Data length gt Parity bit 0 1 bit 0 7 bits 0 0 no parity 10 even 1 2 bit 1 8 bits 0 1 odd Spec 02 gt 1 RS 232 communication method gt Stable of gt Header of 0 0 stream output continuous output text data text data 0 1 output with A
3. ARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE NEITHER RLWS NOR DISTRIBUTOR WILL IN ANY EVENT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RLWS AND BUYER AGREE THAT RLWS S SOLE AND EXCLUSIVE LIABILITY HEREUNDER IS LIMITED TO REPAIR OR REPLACEMENT OF SUCH GOODS IN ACCEPTING THIS WARRANTY THE BUYER WAIVES ANY AND ALL OTHER CLAIMS TO WARRANTY SHOULD THE SELLER BE OTHER THAN RLWS THE BUYER AGREES TO LOOK ONLY TO THE SELLER FOR WARRANTY CLAIMS No terms conditions understanding or agreements purporting to modify the terms of this warranty shall have any legal effect unless made in writing and signed by a corporate officer of RLWS and the Buyer 2002 Rice Lake Weighing Systems Inc Rice Lake WI USA All Rights Reserved RICE LAKE WEIGHING SYSTEMS 230 WEST COLEMAN STREET RICE LAKE WISCONSIN 54868 USA
4. DS160 DIGI When eee Counts Service Manual aes RICE LAKE WEIGHING SYSTEMS Industrial Solutions on a Global Scal recisrenen 73361 Section Table of Contents Page 1 Features 2 1 1 Unlocking Procedure 2 2 Specifications 3 3 Set up Procedure 4 8 3 1 Initial Set up Procedure 4 3 2 Start up 4 3 3 SPEC Data Setting for RS 232C 4 3 4 SPEC Data Setting for W amp M 5 3 5 How to Set Change SPEC Data 5 3 6 SPEC Data List 6 3 7 Weight Calibration 8 4 Machine Operation 9 10 4 1 Key Functions 9 4 2 Sign Lamps 9 4 3 Zero Setting 9 4 4 One touch Tare Weight Reduction 9 4 5 Digital Tare Weight Reduction 10 4 6 Error Display 10 4 7 Quick Maintenance Operation Table 11 5 RS 232C Data Output 12 6 Disassembling 15 7 Electrical Distribution 16 8 Shop Notes 17 1 Features The DS 160 is a Digital weighing Scale Below are the features of this model e DC 12V 18v Power Input via A C Adapter e 7x Segments amp 6 Digits LCD Panel e 5x Operation Keys e 1x Weighing Platform e Desk Top Wall Hanging Type e RS 232C I F 1 Channel available for Output to PC Option e Remote Display I F available for Max 4 Displays Option e Hg Mercury SW I F for Level Detection Option 1 1 Unlocking Procedure INSTALL LOCKING LORRI SE SCR
5. EW NUT SCREW WILES SHIPPING amp Yi ASHER REMIAE LAC As HEE WHEY SETTING UF SCALE Specifications 2 1 General Specifications e Power Source DC 12V 18V recommendable adapter output DC15V 0 3A e Operation Temperature 10 C 40 C 14 F 104 F e Operation Humidity 15 85 RH non condensing e Weighing Device Load Cell output range 0 6mV V 4 00mV v e Dimensions 200mm 5 9 w x140mm 5 5 h x 50mm 2 0 d 2 2 Approved Standards This model complies with the following standards UL e CSA DCMark FCCA e CISRR 22B e RFI e OIML 2 3 Weighing Specification Internal Resolution 1 60 000 Display Resolution 1 1 000 1 7 500 Single Interval Method 2 4 A D Converter Specification DOUBLE INTEGRATION METHOD 20 times sec Sampling when 1mV V is set Load Cell Output allowable Ranges e 0 6mV V 4 00mV V Load Cell Impedance e 3500 3 Set up Procedure 3 1 Initial Set Up Procedure 3 1 1 Remove the rear lid removing 4 screws 3 1 2 Remove a shield sheet which covers the PCB 3 1 3 Solder load cell wires to specified points on PCB Silkon PCB Signal CNW 6410 BLK F G BLACK SLD F G GRNX LOAD CELL OUTPUT GREEN YEL LOAD CELL OUTPUT YELLOW RED L C APPLIED VOLTAGE RED OU rnanera me RS SENSE ORANGE ie a RS SENSE BLUE Fig Locations on Binin PCR WHT L C APPLIED VOLTAGE WHITE GND GND FOR MERCURY SW HGSW INPUT OF MERCURY SW NOTE When connecting DIGI load cell
6. N key press 0 inhibit 0 without 1 1 output by external command 1 allow 1 with Spec 03 Not used set to 0 0 0 gt Transmission condition 0 stable only 1 both stable or unstable 3 6 2 W amp M SPECS while holding REZERO key Spec no Bit 3 Bit 2 Bit 1 Bit 0 Spec 04 Loadcell output sensitivity mV V 0000 3 80 4 00 1000 1 95 2 15 0001 3 60 3 80 1001 1 75 1 95 0010 3 35 3 60 1010 1 45 1 75 0011 3 15 3 35 1011 1 20 1 45 0100 2 90 3 15 1100 0 97 1 20 0101 2 65 2 90 1101 0 80 0 97 0110 240 2 65 1110 0 70 0 80 0111 2 15 2 40 1111 0 60 0 70 Spec 05 Decimal point Not used Position Of Decimal Point 0 period 0 0 no decimal 00000 1 comma 0 1 1 decimal 0000 0 1 0 2 decimal 000 00 1 1 3 decimal 00 000 Spec 06 Zero tracking gt Digital tare Tare accumulate Tare range when tare 0 no 0 no 0 50 0 no 1 yes 1 yes 1 100 of 1 yes capacity 3 7 Weight Calibration SPAN Adjustment Before performing calibration procedure check the following A Decimal Point Position according to capacity weight SPEC 05 BIT1 0 B LOAD CELL Output Sensitivity SPEC 04 BIT 3 0 C The DS 160 has an Animal mode SPEC 11 BIT 0 if this spec is set to 1 effective then calibration is locked out To perform the calibration set spec to 0 inhibit and reset it when calibration is complete Minimu
7. O key to calibrate the zero point Place the calibration weight on the platform Press REZERO key to calibrate the SPAN internal count reads Press T key to exit from calibration mode Set SPAN SW to off position see spec 8 bit1 Check to see if the weight is correct when placing _ _ _ and full capacity on scale CAL SP 60000 4 Machine Operation 4 1 Key Functions ON OFF key To turn on or off the scale RE ZERO key To re zero the scale in operation mode T key To set the tare weight A key To set digital tare weight value moves the indicator to next programming position key To set digital tare weight value to change the numeric data Sign Lamps ZERO Lamp sign will light when the current zero point is within _d of true zero and true zero TARE Lamp sign will light when tare weight is set v STABLE Lamp sign will light when weight scale is in stable condition 4 2 4 2 1 4 2 2 4 3 4 4 1 4 4 2 4 4 3 4 4 4 4 4 5 4 4 6 45 4 5 1 ZERO Resetting Place some weight on the platform example 11b Press RE ZERO key Zero re setting will be performed If the weight is within the available Zero re setting range the display will return to 0 00 If the weight is out of range the display will lock up with all 8 s One Touch Tare Reduction Place tare weight on platform example 11b
8. bit 2 e Parity Bit Even Odd or None Spec 01 bit 1 0 5 3 Text command ASCII Code CR ODH End of data LF OAH End of text 0 9 30H 39H Numeric data 2DH Minus sign 2EH Decimal point 5 4 Connector and signals at CN 2 Connector 8 pin modular Pin configuration Pin 3 GND Pin 6 TXD Send Data Pin 8 RXD Receive Data 12 5 5 Text Format Net Weight Data CR Tare Weight CR LE 7Byite gt 1 Byte gt 7Byte gt 1 Byte gt 1 Byte gt Text Data 17 Byte gt Example In case of Net weight 1 230lb tare weight 0 450lb a Text Format 0 0 1 2 3 JO ICRI 0 4 5 JO CR LF b ASCII Code 30H 30H 31H 2EH 32H 33H 30H CR 2DH 30H 30H 2EH 34H 35H 30H CR LF NOTE e Net weight and tare weight excluding a sign is transmitted shifting to the right e When it is minus data 2DH or 30H net and tare weight data are transmitted setting 2DH or 30H into the left most 1byte of each 7 bytes data e Incase of over weight the data will be transmitted as follows a With header e Decimal point is transmitted as Comma 2CH period 2EH 13 5 6 Transmission Procedures ACK mmmmmemmunse When properly receiving DC1 Request for re sending data se 160 1 No Response When no data being rece
9. ived after sending DC1 ERROR When receiving wrong data ne When properly receiving DC 1 Request for extension of time out No Response Wher ne data being received after sending DC1 ERROR When receiving wrong data 1 ba 2 aero o 2 in case of 1 Abnormal End Time out error is occurred in 3 seconds Pressing any key while IF Err is displayed will send CAN In case of 2 Abnormal End 6 Disassembling 6 1 Disassembling of Indicator Block 1 Remove 5 screws from the rear side of the housing cover rI1111 HAE 3 Remove 4 screws at the corners and 1 screw near the center of the PCB Then you can remove the whole PCB from the housing 15 7 0 Electrical Distribution For Load Cell Wire Soldering Component Side LCD amp Switch Side 8 0 SHOP NOTES 16 DS 160 Limited Warranty Rice Lake Weighing Systems RLWS warrants that all RLWS equipment and systems properly installed by a Distributor or Original Equipment Manufacturer OEM will operate per written specifications as confirmed by the Distributor OEM and accepted by RLWS All systems and components are warranted against defects in materials and workmanship for two 2 years RLWS warrants that the equipment sold hereunder will conform to the current written specifications authorized by RLWS RLWS warrants the equipment against faulty workmanship and defective materials If any eq
10. m Display required 1 or 2 or 5 E The DS 160 pole must be mounted to the base before performing calibration Note Frame grounding of the load cell requires the unit to be assembled before calibration it will not weigh correctly if it is assembled after calibration Next is the adjusting procedure Set Span Sw to ON SW6 on main board see spec 8 bit1 1 Press and hold REZERO key while pressing T T 2 Press A key to set the minimum division NOTE Display will read 1 2 5 alternately each time the AX key is pressed 3 Press REZERO key to advance to the next step 000 00 4 Set capacity weight by using the arrow keys 5 1 Enter capacity weight at the digit above by pressing A key 100 00 5 2 Move the to the next digit according to capacity by pressing 150 00 key Example In case of 150 Ib capacity scale as shown on the right 6 Press REZERO key to advance to the next step then enter the weight to be used to calibrate the scale using A keys _ 150 00 Example Calibrating with 150 Ib of weight SNOTE When using less than 30 of capacity a weighing error may occur 7 Press REZERO key to advance to the next step When finished with minimum display calibration the display willbe as CAL 0 shown 10 11 12 13 Press REZER
11. ta Press any key to restore Level the Hg SW 10 4 7 Quick Maintenance Operation Table Key operation Functions Display LCD Segment Check All segments light up Press any key to exit Press amp hold RE ZERO while pressing A T A 8 8 8 8 8 8 vvv vv v SPAN SW ON OFF Press amp hold RE ZERO To set spec 04 15 Press T key to exit while pressing A A A Check To check for while pressing T A A S On Span SW setting or S OFF Internal Count Display Press amp hold RE ZERO To display A D raw data while pressing A A T 0 Press to display internal count Press T to exit SPAN Adjustment Press amp hold RE ZERO To calibrate scale while pressing A T T Refer To 3 7 SPEC Setting for RS Press amp hold RE ZERO 232C while pressing T T T Refer To 3 3 To set spec 00 03 Press T key to exit SPEC Setting for W amp M Press amp hold RE ZERO Refer To 3 4 11 5 0 RS 232 Data Output 5 1 General This function is provide as standard for sending weight data net amp tare weight to peripheral units such as PC thus enabling the use of data transaction and analysis 5 2 Transmission SPEC e Baud Rate 1200 2400 4800 9600 19200 Spec 00 bit 2 0 e Start Bit 1 Bit e Stop Bit 1 Bit or 2 Bit Spec 01 bit 3 e Data Bit 7 Bit or 8 Bit Spec 01
12. uipment fails to conform to these warranties RLWS will at its option repair or replace such goods returned within the warranty period subject to the following conditions e Upon discovery by Buyer of such nonconformity RLWS will be given prompt written notice with a detailed explanation of the alleged deficiencies Individual electronic components returned to RLWS for warranty purposes must be packaged to prevent electrostatic discharge ESD damage in shipment Packaging requirements are listed in a publication Protecting Your Components From Static Damage in Shipment available from RLWS Equipment Return Department e Examination of such equipment by RLWS confirms that the nonconformity actually exists and was not caused by accident misuse neglect alteration improper installation improper repair or improper testing RLWS shall be the sole judge of all alleged non conformities e Such equipment has not been modified altered or changed by any person other than RLWS or its duly authorized repair agents e RLWS will have a reasonable time to repair or replace the defective equipment Buyer is responsible for shipping charges both ways e In no event will RLWS be responsible for travel time or on location repairs including assembly or disassembly of equipment nor will RLWS be liable for the cost of any repairs made by others THESE WARRANTIES EXCLUDE ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITATION W
13. wires marked should be soldered at each soldering point as shown on the right 1 1 4 Insert power cord from A C adapter into Jack on PCB 1 1 5 Pass the load cell wire through the path in rubber shield block 1 1 6 Put the shield sheet and the kid in its position 3 2 Start up e Specification data and weight calibration are required for proper operation 1 Press ON OFF key to turn on the scale The software version number is displayed Ex Ver 0 04 all segments count up the display blanks then shows all 8 s e If Lo Vol is displayed this indicates that the input voltage is too low to operate the scale The input drop detection circuit is equipped to prevent the unit from mal functioning when the voltage drops To exit this error reset the scale by turning off and on 3 3 SPEC s Data Setting for RS232C Communication 3 3 1 Press and hold REZERO key while holding REZERO key press the T key 3 times REZERO T T T 3 3 2 For setting procedures pleases refer to the following pages 3 3 3 To exit this mode press the T key 3 4 SPEC s Data Setting for Weight amp Measure 3 4 1 Turn on the SPAN SW SW6 on the Main Board 3 4 2 Press and hold REZERO key while holding REZERO key press the key 3 times REZERO 3 4 3 For setting procedures pleases refer to the following pages 3 4 4 To exit this mode press the T key 3 5 How to Set Change Spec Data
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