NCI 7620 User Manual - Review Scale Settings

Manual is about: Postal Weight Classifiers

Summary of 7620

  • Page 1

    User’s manual model 7600 family postal weight classifiers model 7620 model 7680

  • Page 2: Caution

    Model 7600 family pwc user’s manual 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. Caution 03/09/05 7600_u.P65 pn 7424-15384g e2 printed in usa.

  • Page 3: Table of Contents

    Model 7600 family pwc user’s manual 3 table of contents description .......................................................... 4 specifications ...................................................... 4 initial setup ......................................................... 9 operation ..................

  • Page 4: Description

    Model 7600 family pwc user’s manual 4 the nci 7600 models are digital electronic letter and parcel bench scales specifically designed for mail manifest and shipping applications. They are fast, accurate and reliable. All models use the quartzell® transducers for true digital signal response for incr...

  • Page 5

    Model 7600 family pwc user’s manual 5 7680-75 150 lb/75 kg 0-10 lb x 0.1 oz 10-150 lb x 0.5 oz 0-10 lb x 0.005 lb 10-150 lb x 0.02 lb 0-5 kg x 0.005 kg 5-75 kg x 0.01 kg n 1 -2000 n 2 -7500 the 7600 family of bench scales can be used for general weighing applications when configured as a scale, or f...

  • Page 6

    Model 7600 family pwc user’s manual 6 0.1 amp maximum 42º f - 104º f +5º c to + 40º c 10% to 95% rh (non-condensing) model 7620: die cast aluminum base and load bridge. Plastic abs or stainless steel weigh platter. Aluminum quartz digital load cell model 7680: painted mild steel base with stainless ...

  • Page 7

    Model 7600 family pwc user’s manual 7 under capacity limits over capacity limits sealing internal resolution dynamic response communications under capacity indication will be given with dashes appearing on the bottom line of the display whenever the display is more than 10 division below the initial...

  • Page 8

    Model 7600 family pwc user’s manual 8.

  • Page 9: Initial Setup

    Model 7600 family pwc user’s manual 9 1. Check container for any obvious evidence of damage. 2. Remove contents of the shipping container. 3. Inspect the scale for shipping damage. Immediately report any damage to the shipper. 1. Mount the scale on a stable, level surface free from air currents and ...

  • Page 10: Operation

    Model 7600 family pwc user’s manual 10 4. Make sure all power cords, remote display cables, etc. Are not touching the live weighing surface. 5. Plug the unit into an appropriate (properly grounded) voltage outlet. When the unit is first powered on it will perform a test sequence. During this sequenc...

  • Page 11

    Model 7600 family pwc user’s manual 11 model 7620 or 7680 resident display zero key – the zero key will zero the scale if weight is stable, functions as the no or scroll key in the menu mode, and as the increase key in the gravity mode. Units key – the units key can be used to change the scale unit ...

  • Page 12

    Model 7600 family pwc user’s manual 12 the 7600 family powers up in normal weighing mode ready for weighing operations. You can access the menu mode by setting switch 1 shown in figure 1 to the open or menu mode position. Access the gravity setting mode by setting switch 2 shown in figure 1 to the o...

  • Page 13

    Model 7600 family pwc user’s manual 13 there are four modes available to you with switch 1 in the menu mode or open position. They are as follows: 1. Diag mode – to test areas of the scale’s function 2. Config mode – to configure your scale for your application 3. Cal mode – to calibrate the scale 4...

  • Page 14: Figure 2

    Model 7600 family pwc user’s manual 14 figure 2 7600 menu structure notes: (1) the ‘re-calibration values displayed will be the same as those of the original ‘calibration units of measure. (2) will flash “can’t” if originally calibrated for a non- switching kg capacity/resolution. (3) will flash can...

  • Page 15

    Model 7600 family pwc user’s manual 15 30 calibrates your scale for 30 kilogram capacity. 50l calibrates your scale for 50 kilogram capacity, low resolution. 50h calibrates your scale for 50 kilogram capacity, high resolution. 75 calibrates your scale for 75 kilogram capacity. 70 calibrates your sca...

  • Page 16

    Model 7600 family pwc user’s manual 16 lb kg with "unit on" option enabled, pressing the units key switches between decimal pounds and kilograms. Lb-oz kg with "unit on" option enabled, pressing the units key switches between pounds- ounces and kilograms. Lb-oz lb with "unit on" option enabled, pres...

  • Page 17

    Model 7600 family pwc user’s manual 17 rng on choosing this function activates the multi-ranging function of the scale. Display returns to higher resolution mode only after returning to a stable zero (0.00). For type approved applications. Rng off choosing this function places the scale in the high ...

  • Page 18: Diagnostics Mode

    Model 7600 family pwc user’s manual 18 the diagnostic (diag) mode menu lets you test specific areas of the scale’s function. These areas are: display (display) – shows the version and revision of the software, followed by a display segment test. Ram (ra) – performs a nondestructive test of ram in th...

  • Page 19

    Model 7600 family pwc user’s manual 19 follow these steps to access the tests in the diag menu (refer to figure 2). 1. From normal weighing mode, move switch 1 to the menu mode or open position. Diag is displayed. 2. Press the units key… display is displayed. 3. Press the units key to perform the di...

  • Page 20

    Model 7600 family pwc user’s manual 20 8. Press the zero key… i-o is displayed. This stands for the input/output test. 9. With a loopback connector in place, press the units key to perform the i/o test… pass or fail is displayed. If the test fails, the unit may have a serial interface failure. Check...

  • Page 21: Configuration Mode

    Model 7600 family pwc user’s manual 21 18. Press the units key to stop the test. 19. When you are finished with the test, press the zero key, until done is displayed. Press the units key, or place switch 1 back to normal mode to return to normal weighing mode. The configuration (config) mode menu le...

  • Page 22

    Model 7600 family pwc user’s manual 22 follow these steps to access and configure the items in the config menu. Refer to figure 2. 1. From the diagdisplay press the zero key, or from normal weighing mode, move switch 1 to menu mode or open position, then press the zero key… config is displayed. 2. P...

  • Page 23: Calibration Mode

    Model 7600 family pwc user’s manual 23 10. Press the units key. Parity selection is stored. 11. Press the zero key… prot is displayed. 12. Press the units key… the current setting is displayed. Use the zero key to toggle between the four choices: nci std, nci sma, as350d, ps6l. 13. Press the units k...

  • Page 24

    Model 7600 family pwc user’s manual 24 unit on or unit off when configured for unit on, the scale will allow you to switch between the selected units of measure using the units key. Capacity (100, etc.) select the capacity of your scale. Follow these steps to calibrate your scale. Refer to figure 2....

  • Page 25

    Model 7600 family pwc user’s manual 25 5. Press the zero key to toggle between the choices unit on or unit off. Once your choice is displayed, press the units key… see above for the definitions of calibrat- ing the scale using unit onor unit off. 6. Press the zero key to toggle between the choices. ...

  • Page 26: Re-Calibration

    Model 7600 family pwc user’s manual 26 the re-calibration re-cal mode menu lets you change the scale resolution, rounding method, units and range or interval method without using any calibration weights. For a scale originally calibrated in the lb mode, you may also change rounding methods (i.E. Sca...

  • Page 27

    Model 7600 family pwc user’s manual 27 7. Press the units key. The current capacity/ resolution setting is displayed. 8. Press the zero key until desired capacity/ resolution is displayed. 9. Press the units key to select a new capacity/resolution. 10. Press the zero key… units is displayed. To chan...

  • Page 28: Gravity Mode

    Model 7600 family pwc user’s manual 28 16. When the choice you want is displayed, press the units key. 17. Press the zero key.. . Done is displayed. 18. Close switch 1 to return to normal weighing mode. The gravity mode feature provides a means of adjusting the scale’s internal calibration factors t...

  • Page 29

    Model 7600 family pwc user’s manual 29 to enter the gravity mode, set switch 2 to the open position. The display will indicate the current “local” gravity value. Press the zero key to increment the value or the units key to decrement the value. The gravity value will change in steps of .0001. When t...

  • Page 30: Review Scale Settings

    Model 7600 family pwc user’s manual 30 pushing the units key during the segment test on power-up, will allow you to view current scale setup. When finished viewing the settings, press the zero key until done is displayed. Then press the units key to return to normal weighing mode of operation. Revie...

  • Page 31: Communications

    Model 7600 family pwc user’s manual 31 the nci 7600 family scales come factory config- ured 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 connector is compatible with a standard pc pass-through cable...

  • Page 32: Standard

    Model 7600 family pwc user’s manual 32 w scale response xxxx.Xxuu hhh returns decimal lb or kg weight, units and scale status or xx lbxx.X oz hhh returns lb-oz weight, units and scale status s scale response hhh returns scale status z scale response hhh scale is zeroed, returns status h scale respon...

  • Page 33: Error Codes

    Model 7600 family pwc user’s manual 33 m scale response xxxxxxxmm hhh returns normalized raw counts and status all other commands scale response ? Unrecognized command contact your weigh-tronix service provider or the weigh-tronix customer service department for protocol. Any system errors detected ...

  • Page 34: Troubleshooting

    Model 7600 family pwc user’s manual 34 perform the following steps in the order pre- sented until the described problem is corrected. If the problem cannot be corrected, contact an authorized weigh-tronix service provider. No power (display is blank) 1. Check that the primary side of the cord is plu...

  • Page 35

    Model 7600 family pwc user’s manual 35 scale will not return to zero, or incorrect weight is displayed 1. Press the zero key. 2. Check for interference of weighing platform. 3. Power off, remove all items from the platter, and then power on the scale. 4. Recalibrate the scale. 5. Replace the qdt loa...

  • Page 36

    Model 7600 family pwc user’s manual 36 display shows upper “ _ _ _ _ “ dashes (indicates the scale is over capacity.) 1. Remove all items from the scale. 2. Press the zero key. 3. Power off, and then power on the scale. 4. Recalibrate the scale. 5. Replace the qdt load cell. Scale is not transmittin...

  • Page 37: Spare Parts Listing

    Model 7600 family pwc user’s manual 37 description part number keyboard panel 1163-13198 display pcb 7405-15990-01 i/o pcb 7405-15550-02 power supply -115 vac 1148-15536 power supply - 230 vac 1148-15833 rs-232 cable 1140-13842 load cell 70 lb 7153-15694-23 load cell 100 lb 7153-15694-50 load cell 1...

  • Page 38: Installing Usb Software

    Model 7600 family pwc user’s manual 38 this installation procedure is for 7600 scales with the usb option installed. This procedure installs the usb drivers onto the computer which is at- tached to the 7600 scale. • plug usb cable into computer usb port. • plug other end of usb cable into nci usb sc...

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    Model 7600 family pwc user’s manual 39.

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    1000 armstrong drive fairmont, mn 56031 telephone: 507-238-4461 facsimile: 507-238-4195 e-mail: service@wt-nci.Com www.Wt-nci.Com.