Related Manuals for NCI 6720
Summary of Contents for NCI 6720
- Page 1 Model Model 6720 6700 Family Point-of-Sale Interface Scales Model 6702 Model 6710 User’s Manual...
- Page 2 CAUTION Risk of electrical shock. Do not remove cover. No user serviceable parts inside. Refer servicing to qualified service personnel. Weigh-Tronix reserves the right to change specifications at any time. 03/12/02 6700_U.P65 PN 7424-14787E e1 Printed in USA Model 6700 Family User’s Manual...
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Page 3: Table Of Contents
Table of Contents Specifications ............4 Initial Setup ............7 Operation ............8 Menu Structure ..........11 Diagnostics Mode ..........13 Configuration Mode ........... 17 Calibration Mode ..........19 Review/Test Scale Settings ....... 21 Communication ..........22 Error Codes ............24 Troubleshooting.......... -
Page 4: Specifications
Specifications Description The NCI 6700 models are digital electronic bench scales specifically designed for point-of-sale applications and are “Legal-for-Trade.” The scales are easily interfaced with a cash register, computer or other POS terminal. Important! Weights and Measures normally Capacity/Resolution requires inspection of scale before scale is placed into operation. - Page 5 Models 6702/6710: Aluminum Base and Load Bridge with stainless steel weigh platter. Overload protection: Adjustable center and side stops. Model 6720: Die cast aluminum base with a stainless steel weigh platter. Overload protection: Adjustable center stop, fixed corner stops. Display ½"...
- Page 6 Under Capacity Limits Under capacity indication will be given with dashes appearing on the bottom line of the display whenever the display is below the initial zero value. Over Capacity Limits Over capacity indication will be given with dashes appearing in the upper line of the display when- ever the weighed item exceeds 9 divisions over the rated capacity of the unit.
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Page 7: Initial Setup
11.1 in. (28.2 cm) H 2.5 in. (6.35 cm)* *Adjustable to 3.0 in. (7.6 cm) Scale Dimensions Min. Cut-Out Dimensions Model 6720 D 12.6 in. (32.0 cm) 13.25 in. (33.7 cm) W 14.1 in. (35.8 cm) 14.75 in. (37.5 cm) H 4.1 in. -
Page 8: Operation
5. Plug the unit into an appropriate voltage outlet that is properly grounded. 6. The 6720 scale can support more than one display; however, only one keypad is oper- able. Switch 3 selects internal or external display keypad operation. - Page 9 Menu Mode operations. Access the Menu mode by setting Switch 1 shown in Figure 1 or 2 to the OPEN or Menu mode position. Top View of 6720 Scale with Platter Removed. Figure 1 6720 Switch Location Model 6700 Family User’s Manual...
- Page 10 Bottom View of 6702 or 6710 Scale Figure 2 Bottom view Menu Mode There are three modes available to you with Switch 1 in the Menu mode or OPEN position. They are as follows: DIAG (Diagnostic Mode) – To test areas of the scale’s function CAL (Calibration Mode) –...
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Page 11: Menu Structure
Figure 3 Menu Structure Model 6700 Family User’s Manual... - Page 12 Alternate The NCI 6700 bench scales allow calibration Calibration Points using less than full capacity weights. See Table 1 for alternative weights that can be used to calibrate your scale for its designated capacity. Alternative Table 1 Capacity Calibration Weights...
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Page 13: Diagnostics Mode
Diagnostics Mode Diagnostic (DIAG) Mode The Diagnostic (DIAG) mode menu allows testing of specific areas of the scale’s function and viewing current configuration settings. This includes the following: DISPLAY (DISP) – Shows the version and Tip: Easy access to revision of the software, followed by a display the diagnostic mode is available directly from segment test. - Page 14 Follow these steps to access the tests in the DIAG menu. 1. From normal weighing mode, move Switch 1 to the Menu mode or OPEN position. (See Figure 1 or 2). If you encounter any DIAG is displayed. failure in these tests, contact your local 2.
- Page 15 9-Pin RS-232 models: 9. With a loopback connector in place, press the TEST key to perform the I/O test… PASS or FAIL is displayed briefly, then I/O. This test is only valid on 9-pin or 15-pin models configured as “RS” units. On 15-Pin “RS”...
- Page 16 18. Press the ZERO key… FILT is displayed. This stands for filter- ing. 19. Press the TEST key… The current filter setting, FAST or SLO, is displayed. 18. Press the ZERO key… PROT is displayed. This stands for protocol. 19. Press the TEST key… The current serial protocol selection is displayed.
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Page 17: Configuration Mode
Baud (BAUD) – Choose a baud and parity from Table 2. Protocol (PROT) – Select the RS-232 communi- cation protocol. NCI – NCI standard ECR – Cash register compatible 8213 – 8213 compatible (Sharp) 2250 – 2250 compatible (Swintec) 34-F – 34-MF compatible (Sweda-Mexico) ATT –... - Page 18 2. Press the TEST key… FILT is displayed. 3. Press the TEST key… The current setting, FAST or SLO, is displayed. 4. Use the ZERO key to toggle between the two choices. Press the TEST key when the choice you want is displayed. The choice is accepted and the display shows the FILT item.
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Page 19: Calibration Mode
Calibration Mode The Calibration (CAL) Mode menu lets you calibrate your scale. The items in the calibration menu are as follows: POUNDS/KILOGRAMS (LBS or 1000 Gr) – Selects the unit of measure of your calibration test weights (lb or kg). Step-by-Step CAPACITY (9.995, 15.005, 30.01, 60.02 etc.) –... - Page 20 5. When the desired capacity is displayed, press the TEST key. . . That choice is accepted and LOAD 0 is displayed. 6. Clear all weight from the scale platter and The capacity selected press the TEST key… must correlate with the rated capacity of the After a brief wait LOAD xx is displayed.
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Page 21: Review/Test Scale Settings
Review/Test Scale Settings The TEST key located on the front panel lets you perform some basic system diagnostics, as well as review the current system settings without having to access switches inside the scale. IMPORTANT: If you press and release the TEST key, the display will show the scales model number,... -
Page 22: Communication
Communication The 6700 is capable of interfacing with an EIA Standard RS-232, full duplex, asynchronous, smart device, or 4-bit parallel interface for output of weight data to an ECR device. The 6700 15 pin style is normally configured as a 4- bit Parallel standard from the factory. - Page 23 Figure 4 Partial View of the 4-Bit Parallel Main PC Board The scale end of the interface cable plug is a DA 15 pin socket. The other end is as required by your application. Below is a pin and signal list for the DA 15 pin interface cable.
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Page 24: Error Codes
RS-232 Interface The 9-pin version of the 6700 has DE type female connector accessible at the rear of the unit. The functional pinout of this connector is compatible with a standard PC with a pass- through cable. DE-9 Female Scale DE-9 Male Host Pin Name Direction Pin Name Direction * Jmp1 and Jmp2 pins... -
Page 25: Troubleshooting
If an E-02 ROM error or E-04 RAM error occurs, power the scale off and then back on. If it occurs again contact your Weigh-Tronix scale service provider. Troubleshooting Perform the following steps in the order pre- sented until the described problem is corrected. No Power (Display is Blank) 1. - Page 26 Display shows unrecognized characters 1. Check software PROM for proper insertion. 2. Check display cables for the proper connec- tion. 3. Replace PROM. 4. Replace the display board. 5. Replace the main board. Display shows under “_ _ _ _” dashes (Indicates that the scale is below zero or under capacity.) 1.
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Page 27: Spare Parts Listing
7405-15465 RS-232 PCB 7405-14704-2 4 Bit Parallel PCB 7405-14653-2 40 Bit Serial PCB 7405-14864-2 Power Supply - 6702/6710 1148-15535 Power Supply - 6720 1148-15536 RS-232 Cable - PC 1140-13842 6700-7 Kg Loadcell 7154-16323-07 6700-15 Kg Loadcell 7154-16323-15 6700-30 Kg Loadcell... - Page 28 Notes Model 6700 Family User’s Manual...
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- Page 31 Model 6700 Family User’s Manual...
- Page 32 1000 Armstrong Drive Fairmont, MN 56031 Telephone: 507-238-4461 Facsimile: 507-238-4195 E-Mail: service@wt-nci.com www.wt-nci.com...