Sterling Scale DW800 Operation Manual

High accuracy weight indicator and high accuracy piece counter

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DW800/820 Operation Manual

STERLING SCALE COMPANY

DW800 HIGH ACCURACY WEIGHT INDICATOR

AND

820 HIGH ACCURACY PIECE COUNTER

USERS MANUAL

_____________________________________________________________________________________________________________

Revision 4.3

May 2004

Web Site:

www.sterlingscale.com

E-mail: sales@sterlingscale.com

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Page 1 DW800/820 Operation Manual STERLING SCALE COMPANY DW800 HIGH ACCURACY WEIGHT INDICATOR 820 HIGH ACCURACY PIECE COUNTER USERS MANUAL _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 2: Table Of Contents
RS-232 Serial Interface RS-232 Connector Output Protocol Computer Output Format Scoreboard Output Format Remote Control Codes External Zero Switch SPECIFICATIONS--------------------------------------------------------------------------------------------------15 - 16 WARRANY INFORMATION--------------------------------------------------------------------------------------17 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 3: Installation
Connect the load cell cable to the load cell interface connector, “P4” on the circuit board. Verify that jumpers “J2 and ”J3” are installed on the circuit board. INSTALLATION Page 1 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 4: Connecting External Power Supply
Mounting brackets are supplied with a NEMA 1 standard and NEMA 4 stainless steel enclosures See diagram on the next page for proper positioning) INSTALLATION Page 2 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 5 DW800/820 Operation Manual Desktop Enclosure Assembly Drawing INSTALLATION PAGE 3 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 6: Jumper Settings
*NOTE: Jumpers J2 and is J8 must both be either connected or disconnected to avoid improper weighing and/or possible damage to the indicator. INSTALLATION Page 4 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 7: Operation
Gross Wt. (tare + net = gross) to the Net Wt. (gross – tare = net). The UNITS key is used to switch between weights, units, lbs., kg., grams. OPERATION PAGE 5 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 8: Counting Operations
The UNITS key is used to switch count and weigh operation. If held down the count display will show the average piece weight. OPERATION PAGE 6 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 9 Parameter Setup Operation Parameter Setup may be accessed using the following method: From the Weigh Mode press and hold the GROSS/NET key. The DW800/820 displays “GRSNET” to signify that the GROSS/NET key has been pressed. After approximately 3 seconds the indicator displays “PARAMS” at which time the key may be released.
Page 10 Scoreboard output format (See Data Interface Section) Output format for 290 and 695 printers (See Printer Section) Output format for 795 printers * (See Printer Section) _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 11 “GRSNET” to signify that the GROSS/NET key has been pressed. After approximately 5 seconds the indicator displays “PARAMS”, at which time the key may be released. _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 12 The display shows “STEP B8”. The indicator will count down to “STEP BO” . The indicator is now at the Fine Span Adjust parameter, “SPN 00”. Hit the GROSS/NET key twice to exit parameter setup. _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 13: Parameter Setup And Calibration
Page 10 Printer Drivers The DW800/820 can be provided with the following optional print drivers. Each driver is programmed specifically for each printer and will not work with any other printer. Only the computer and scoreboard outputs are available with any DW800/820 shipped without a printer.
Page 14: Parameter Setup
Jumper J8 to CTS. The Clear To Send (CTS) input must See Parameter Setup) then be connected to the compatible flow control output, usually Data Terminal Ready (DTR) or Request To Send (RTS). The DW800/820 will now only transmit when CTS is high. RS-232 Connector Pin Assignments Name...
Page 15 Page 12 Output Formats The DW800/820 is capable of transmitting one of the following formats: Optional Printer Output Format (See Printer Section), Computer Output Format, and Scoreboard Output Format. A format may be transmitted either on demand or continuously (See Parameter Setup).
Page 16: Communication
External Switch An external switch is a hardware switch used to mimic a keypad operation completely. The DW800/820 allows for only the ZERO external switch. A momentary, normally open, switch must be connected between “Pin 01” and “Pin 09”. External ZERO is activated when the switch is closed.
Page 17: Specifications
12.375” W x 16.55” D x 3.5” H Power Requirements: 117 VAC ± 10 VAC, 60 Hz Operating Temperature: -19°C (14 F) to 40° C (104 F) _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 18 Data Bits: Selectable from 7 or 8 bits Start Bits Stop Bits Flow Control Hardware flow control available for RS-232 only Options * Battery Operation _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 19 WARRANTY Information Sterling Scale Company warrants that the DW800/820 shall be free of defects in material and workmanship for a period of one (1) year from date of shipment. Sterling Scale Company will repair or replace, at its discretion, free of charge (exclusive of shipping costs), any equipment covered by this warranty.
Page 20 Persons engaging from the procedures do so entirely at their own risk. _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...
Page 21 DW800/820 Operation Manual Page 18 _____________________________________________________________________________________________________________ Revision 4.3 Copyright ©2004 Sterling Scale Co., Inc. May 2004 Web Site: www.sterlingscale.com E-mail: sales@sterlingscale.com...

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