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NCI 7815 User Manual

Parcel bench scale
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Model 7815
Parcel Bench Scale
User's Manual

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Summary of Contents for NCI 7815

  • Page 1 Model 7815 Parcel Bench Scale User’s Manual...
  • Page 2 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. 09/09/05 7815_U.P65 PN 7424-16728E Model 7815 Parcel Bench Scale User’s Manual...

  • Page 3: Table Of Contents

    Diagnostics Mode ----------------------------------------- 9 Configuration Mode -------------------------------------- 12 Calibration Mode ------------------------------------------ 14 Re-Calibration Mode ------------------------------------- 16 Review/Test Scale Settings ---------------------------- 17 Error Codes ------------------------------------------------ 18 Communication ------------------------------------------- 18 Troubleshooting ------------------------------------------- 20 Spare Parts Listing --------------------------------------- 22 Model 7815 Parcel Bench Scale User’s Manual...

  • Page 4: Description

    Description The NCI Model 7815 is a digital electronic parcel bench scale specifically designed for shipping applications and is “Legal-for-Trade.” The NCI Model 7815 has a standard RS-232 serial interface that enables it to be easily con- nected to a computer or other data-processing device.
  • Page 5 The remote and primary indicators have no metrological features that require the use of a security seal. The scale has 65,000 internal counts. Internal Counts Model 7815 Parcel Bench Scale User’s Manual...
  • Page 6 Standard 9-pin pass through RS-232 interface cable included. Not a null modem. RS-232 bidirectional, configurable 1200 to 19.K baud. Transmits weight and scale status when- ever ASCII “W”<CR> is sent by a remote device Model 7815 Parcel Bench Scale User’s Manual...

  • Page 7: Initial Setup

    4. Make sure all power cords, remote display cables, etc. are not touching the live weighing surface. 5. Plug the unit into an appropriate voltage outlet, properly grounded. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 8: Operation

    Operation After the NCI Model 7815 is properly installed Operating Instructions and power is applied, the display will perform a countdown test to insure all display segments are functional. After this test is completed, the display should show zero (0.0).

  • Page 9: Entering Setup Mode

    The diagnostic (DIAG) mode menu lets you test Diagnostic DIAG Mode specific areas of the unit’s function. These areas are: Display (DISP) – Shows the version and revision of the software, followed by a display segment test. Model 7815 Parcel Bench Scale User’s Manual...
  • Page 10 Figure 2 Menu Structure Model 7815 Parcel Bench Scale User’s Manual...
  • Page 11 6. Press the ZERO key to scroll to the internal If you encounter any count test . . . failure in these tests, A/D is displayed. Tests A/D count data. contact your local Weigh-Tronix dealer. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 12: Configuration Mode

    3. Press the TEST key. . . switch. FILT is displayed. 4. Press the TEST key. . . The present filter setting is displayed. The two choices are FAST and SLO. When the proper selection Model 7815 Parcel Bench Scale User’s Manual...
  • Page 13 TEST key and the baud rate and parity will be set as se- lected… FILT will again be displayed. 8. Press SW-1. . . The unit returns to normal weighing mode. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 14: Calibration Mode

    4. If you want to change the unit of measure, press the ZERO key to toggle between LB and KILO. When the choice you want is displayed, press the TEST key… The current capacity selection is dis- played (150.1). Model 7815 Parcel Bench Scale User’s Manual...
  • Page 15 ZERO key to scroll choices. The NCI 7815 allows calibration using less than full capacity weights. Below are the alternative weights that can be used to calibrate your scale for its designed capacity.

  • Page 16: Re-Calibration Mode

    6. Press the ZERO key to toggle between SCALE and CLASS. 7. When the choice you want is displayed, press the TEST key… DONE is displayed. 8. Press the TEST key or SW-1 to return to normal weighing mode. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 17: Review/Test Scale Settings

    When finished running tests or viewing the settings, press the ZERO key until DONE is displayed. Then press the TEST key to return to normal (i.e., weighing) mode of operation. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 18: Error Codes

    See the troubleshooting section at the end of this manual. Communication The NCI 7815 comes factory configured as a serial RS-232 interface device. There is one 9- pin DE type female connector accessible at the rear of the unit. The functional pinout of this...
  • Page 19 Factory default settings: 9600 baud, 7 data bits, Communication Setting even parity, 1 stop bit. Protocol is NCI standard only. Standard 9-pin pass through RS-232 interface cable included. Not a null modem. Symbol Key: <ETX> End of Text Character (03 hex) <LF>...

  • Page 20: Troubleshooting

    1. Verify that the weigh platter is on the scale. 2. Press the ZERO key. 3. Power down, remove any items from the platter, and then power up the scale. 4. Recalibrate the scale. 5. Replace the load cell. Model 7815 Parcel Bench Scale User’s Manual...
  • Page 21 The ZERO key and TEST key do not function 1. Open display enclosure and verify that the keypad cable is still installed correctly. 2. Replace display panel. 3. Replace display PCB. 4. Replace the display cable. 5. Replace main PCB. Model 7815 Parcel Bench Scale User’s Manual...

  • Page 22: Spare Parts Listing

    DESCRIPTION PART NUMBER Keyboard Panel 1163-13204 Display PCB 7405-15465 Loadcell (75 kg) 7154-16321-75 Main PCB 7405-16315 Power Supply 1148-15536 RS-232 Cable 1140-13842 Remote Display Kit 7300-16577-01 Leveling Feet 7075-15475-02 Call factory for pricing. Model 7815 Parcel Bench Scale User’s Manual...
  • Page 23 Model 7815 Parcel Bench Scale User’s Manual...
  • Page 24 1000 Armstrong Drive Fairmont, MN 56031 Telephone: 507-238-4461 Facsimile: 507-238-4195 E-Mail: service@wt-nci.com www.wt-nci.com...

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