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Summary of Contents for Cardinal 708
- Page 1 Cardinal ® MODELS 708, 708-AC and 708-ACD Weight Indicating Instrument Operation Manual CARDINAL SCALE MFG. CO. 8558-M022-O1 Rev F PO Box 151 • Webb City, MO 64870 Printed in USA 12/98 PH: 417-673-4631 • Fax: 417-673-5001...
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Page 3: Table Of Contents
INTRODUCTION TABLE OF CONTENTS This manual contains information describing the installation, Specifications ........... 1 calibration and operation of the Models 708, 708-AC and Installation ............1 708-ACD Weight Indicating Instruments. It is intended to be Auto-On............2 used as a guide to the operation of your new weight indicating International/Domestic Jumper .... -
Page 4: Specifications
Checkweigher (NEMA 4X only) INSTALLATION The Model 708 Weight Indicating Instrument is available in either a stainless steel desktop enclosure or a stainless steel NEMA 4X wall-mount enclosure. Determine which enclosure version you have and refer to the appropriate section for installation and interconnection. -
Page 5: Auto-On
TO PROVIDE ADEQUATE AIR CIRCULATION DESKTOP ENCLOSURE The 708 desktop enclosure may be mounted on a desktop or other smooth, flat, horizontal surface or it may be mounted on a wall. Refer to Figure No. 1 for a layout of the wall- 8.000"... -
Page 6: Load Cell Connection
SHIELD Serial I/O Connection Your Model 708 may be connected to a printer to record weight and associated data or it may be connected to a remote display or even to a computer for transmission of weight data. The weight data may be transmitted on demand (pressing the PRINT key or on receipt of a command from the computer) or continuously. -
Page 7: Nema 4X Enclosure
PIN 9 Figure No. 5 NEMA 4X ENCLOSURES For desk mounting of the 708 in the NEMA 4X enclosure, it is necessary to order separately a “DESK-MOUNT” kit. Refer to Assembly Instruction for Desk-Mount Kit (8539-M097-O1) for mounting instructions. The Model 708 in a NEMA 4X enclosure is normally mounted on the wall or some other vertical surface. -
Page 8: Printer Cable Installation
Preset Weight Comparator/Checkweigher Logic Level Output If you so choose, you may use the logic level outputs from your 708 indicator’s preset weight comparators or checkweigher to control peripheral devices used to manage the flow of material or signal when the weight is within preset limits. -
Page 9: Relay Board
To connect the control cable to the preset weight comparator/checkweigher logic level outputs, first loosen the gland connector located on the bottom of the 708 on the right side. Refer to Figure No. 7 for the exact location of this connector. Slip the cable through this connector and into the enclosure. -
Page 10: Printer Data Format
708 will transmit data on receipt of a command from the computer. Each time the computer sends an ENQ (hex 05) to the 708, it will respond by transmitting a single set of weight data. If the 708 is in the gross weight mode, only the gross weight will be transmitted to the computer. -
Page 11: Setup And Calibration
Figure No. 11 SETUP AND CALIBRATION Calibration of the 708 Weight Indicating Instrument is accomplished by turning on the instrument with the calibration switch set to the CAL position. The calibration switch is mounted on the printed circuit board and is behind the right-hand end cap (as viewed from the indicator front) of the desktop enclosure. - Page 12 ENTER key to save it. FILTERING press the ENTER key to show the current setting of the FLt= 708’s filter: 0 = NO FILTERING 1 = MINIMAL FILTERING (sample rate = 2) 2 = MODERATE FILTERING (sample rate = 1) 3 = CUSTOM FILTERING...
- Page 13 If the setting displayed is acceptable, press the ENTER key to save it, otherwise, enter 0,1, 2, or 3 for the new setting and press the ENTER key. If you selected 3 (Custom Filtering) the 708 will ask for two additional parameters:...
- Page 14 PRESET WEIGHT COMPARTATORS press the ENTER key to display the current status for the PrS= preset weight comparator feature. If YES is displayed, the two preset weight comparators are enabled while if NO is displayed the preset weight comparators are turned off. Press the 1 key to change the setting to YES or the 0 key to change the setting to NO then press the ENTER key to save the setting.
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Page 15: Fine Span Adjustment
708 will automatically return to normal operation. Press the OFF key to turn off the 708 and replace the end caps on the desktop model or close the front panel and tighten the retaining screws on the NEMA 4X model. -
Page 16: Setup Review
• End-Of-Print Line Feeds To enter the Setup Review mode, first turn the 708 off by pressing the OFF key. Press and hold any key (except ON or OFF keys) and press the ON key. Release the key after the display prompts for the Power Up Zero enable/disable (PU0=). - Page 17 Continued from previous page Pushbutton Sample Rate Tare? 1 to 12 Yes/No (skipped if FLT= 1 or 2) Select Baud Auto Shutoff Rate 0=Disable or 1 to 9 minutes 12=1200 24=2400 48=4800 96=9600 19=19200 Printer Sleep Mode Continuous 0=Disable or Output? 1 to 9 minutes Yes/No...
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Page 18: Keypad Functions
KEYPAD FUNCTIONS The 708 is equipped with a 21-key keypad. The keypad is used to enter commands and data. This section describes each key along with the function it performs. It will be helpful to refer either to Figure No. 12 or to the actual 708 keypad while reading this section. - Page 19 The NET annunciator is turned on to show that the displayed weight is the net weight. Note that the 708 will only enter the Net Weight mode if a valid tare weight is currently stored.
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Page 20: Annunciators
Some annunciators are flashed on and off to signal that the 708 is waiting for an input from the keypad for use by the feature indi- cated by the annunciator. -
Page 21: Error Codes
ERROR CODES The 708 is equipped with software that detects when an error in operation takes place. The following lists the error code displays supported by the 708 along with their meaning. Should you encounter an error display, please refer to this list for the cause and corrective action. -
Page 22: Maintenance
The figures on the following pages illustrate the construction of the Desktop and NEMA 4X versions of the Model 708 weight indicating instrument. Use these figures to identify parts or assemblies and use the corresponding part number when ordering a replacement. -
Page 23: Desktop Enclosure
DESKTOP ENCLOSURE Figure No. 13 Item Part No. Description Item Part No. Description 8558-D007-08 Back Cover 6021-1199 Thumbscrew 8558-C008-0A Front Cover 8530-B159-08 Seal Tab 8539-D005-18 End Cap 6021-1251 Screw-Truss Head 8558-C009-0A Connector Panel 728R90 Power Supply *8558-C011-08 Rear Panel overlay 8539-B014-0A Cable, Load Cell 8558-D001-0A... -
Page 24: Nema 4X Enclosure
NEMA 4X ENCLOSURE Figure No. 14 Note: Hinge is removed for illustrative purposes. Item Part No. Description Item Part No. Description 1 8558-D015-0A Enclosure Bottom Assy 11 8558-D001-1A PC Board, Main 3 8558-C021-08 Keyboard Bezel Ring 6021-0624 Pan Head Machine 4 8558-D003-08 Keyboard Screw, 6-32 x 0.625... -
Page 25: Calibration Seal Installation
APPENDIX A CALIBRATION SEAL INSTALLATION If your Model 708 Weight Indicating Instrument is used in a commercial application it must be tested and sealed by your local weights and measurements official. The 708 is designed to accept a lead and wire security seal to prevent unauthorized access to the calibration adjustments. Installation of this seal differs with the type of enclosure. -
Page 26: Setup Parameters For Models 708-Ac And 708-Acd
SETUP PARAMETERS FOR MODELS 708-AC AND 708-ACD 708-AC The 708-AC is a version of the standard Model 708 Weight Indicating Instrument that allows a value of 1 to 99 to be selected for INTERVAL (division value). NOTE: All other setup parameters are the same as the standard 708.
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