KERN HFM Version 1.3 2018-02 Operating instructions / logbook Electronic Suspending Balance Table of Contents T ec hnic al Data ______________________________________________________________ 3 Dimensions (mm) _____________________________________________________________ 4 Nameplate __________________________________________________________________ 5 EC-Declaration of -Conformity ___________________________________________________ 6 G eneral S afety Ins truc tions ___________________________________________________ 7...
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1. Technical Data KERN HFM 1T0.1 HFM 3T0.5 HFM 5T0.5 HFM 10T1 Readability (d) 0.1 kg 0.5 kg 0.5 kg 1 kg Weighing range (max) 1 000 kg 3 000 kg 5 000 kg 10 000 kg Taring range (subtractive)
Nameplate KERN Logo Model designation Weighing range [Max] Data for power supply Company address Readability [d] Date of manufacture CE mark Disposal symbol Serial number HFM-BA-e-1813...
Messrs. KERN & Sohn will not be liable under any circumstance. Messrs . KERN & Sohn cannot be held liable, if the crane scales are modified or used improperly and if damage is resulting from such use.
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This may damage the measuring system as well as safety-relevant parts. The balance may only be used according to the described conditions. Other areas of use must be released by KERN in writing. Warranty Warranty claims shall be voided in case ...
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The responsible user must define a suitable interval as well as type and scope of this test. In KERN’s accredited DKD calibration laboratory test weights and balances may be calibrated (return to the national standard) fast and at moderate cost.
3. The crane scales at a glance The crane scales are a multi-purpose and cost-saving solution for overhead weighing applications such as e.g. recycling, metal processing, machine engineering, transport and logistics. With the radio remote control, operation will be more comfortable yet. Overview Fig.
Description of function • Turn on or off the balance ON/OFF • Modification of readability HFM 1T0.1: 100g200g500g HFM 3T0.5: 500g 1 kg2 kg HFM 5T0.5: 500g 1 kg2 kg HFM 10T1: 1 kg 2 kg5 kg • Scroll forward in menu •...
3.3.1 Numeric entry Button Function Increase flashing digit HOLD Digit selection Terminate input Radio remote control The balance can be operated by the radio remote control like by a keyboard. All functions (excepted ON/OFF) can be selected. The red LED must light up when any button is pressed. If it does not light up, the batteries in the remote control must be exchanged.
Sticker Do not stand or go under suspended loads. Do not use on building sites. Suspended loads have to be observed constantly. Do not exceed the nominal load of crane scales. (Example) The product meets the requirements of the German Equipment and Product Safety Act.
(see chapter 9.3) If the dimensions of your first safety inspection do not match those of KERN, the balance must not be put into operation. In this case please contact a service partner authorised by Messrs. KERN.
Rechargeable battery operation Material damage on crane scales Only use the delivered mains adapter. Make sure that the mains adapter, the cable and the mains plug are in a perfect condition. CAUTION Do not use the crane scales during the loading process. Before the first use, the rechargeable battery should be charged by connecting it to the mains power cable for at least 24 hours.
Suspending the balance Condition The crane needs a safety bracket (1) that the unloaded crane scales cannot fall down. If the safety bracket is missing or damaged, please contact the crane manufacturer in order to receive a hook with this safety equipment. ...
5. Operation Safety instructions Risk of injury due to falling loads! DANGER Always work with particular care according to the general rules for crane operation. Check all parts (hook, eyelet, rings, rope slings, cables, chains etc.) for excessive wear or damage ...
Loading the crane scales For good weighing results observe the following, illustrations see next page: Only use load attachment devices which guarantee a one-spot suspension and where the scales can be suspended freely. Do not use too large load attachment devices which do not guarantee any one- spot suspension.
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Only use load attachment devices which guarantee a one-point suspension and where the scales can be suspended freely. Do not use too large load attachment devices which cannot guarantee a one-point suspension. HFM-BA-e-1813...
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Do not push or pull Do not pull the hook horizontally Do not use multiple suspensions HFM-BA-e-1813...
Turn on/off Start-up Press the ON/OFF button on the balance keyboard. The display lights up and the balance carries out a selftest. The selftest is completed when the weight value 0 appears on the display. Switch on only possible at the keyboard of the balance. Switching Off ...
Taring Suspend preload. Press the ZERO button. In the display appears 0 (kg) and the LED a lights up. The weight of the container is now internally saved. Weigh the material, the net weight will be indicated. After removing the preload weight appears as negative display. ...
6. Menu Navigation in the menu: Switch on the balance and during the selftest press the Call function ZERO and the button at the same time. „P1 - - - “is displayed. Enter password: select standard password „0000“ with HOLD number, increase the flashing number using personal password, see function F8 ci ...
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Overview: Available Function Description settings F0 di Modification of readability High* d (low) d (high) 500g 500g 200g 100g 10kg 500g 10kg 500g 10 t 20kg 10kg F1 az AZn 0 0.5 d Automatic zero point AZn 1* correction AZn 2 (zero tracking) AZn 3 F2 bt...
7. Adjustment Switch-off balance and attach a carrying help if necessary. Switch-on balance with attached carrying help and during the selftest press the ZERO and the button at the same time. „P1 - - - “is displayed. Use the number keys to enter password: select standard password „0000“...
8. Error messages Error Description Possible causes message Reduce load Check whether the balance has --ol- Maximum load exceeded been damaged Improper operation of the balance Err 5 Keyboard error Weighing plate not installed Value outside the A/D changer ...
If there arose discrepancies with the safety checklist, the balance must not more be put into operation. Do not repair the crane scales by yourself. Repair may only be carried out by service partners authorized by Messrs. KERN. Cleaning and Disposal Damage on the crane scales! ...
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If the enhanced maintenance has to be carried out by trained Every 12 months or in any case after staff (KERN customer service). At this general revision all 50 000 weighings load carrying parts must be checked for gaps with magnetic powder ...
Checklist „Regular maintenance“, (see chapter 9.2) Original dimensions crane scales, serial no.: ………………………………… Capacity ……………………………… Shackle Hooks Angle α (°) a (mm) b (mm) c (mm) Wear and Split pin&Nut d (mm) e (mm) f (mm) g (mm) Wear and tear Safety bracket tear Date …………………………………...
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57 months / 237 500 x All load carrying parts have to be exchanged by a service partner authorized by KERN. 60 months/250 000x bold letters = this maintenance work has to be carried out by a service partner authorized by KERN. HFM-BA-e-1813...
10. Appendix 10.1 Checklist „Enhanced maintenance“ (General revision) The enhanced maintenance has to be carried out by a service partner authorized by KERN. Crane scales Model ………………………………….. Serial no. …………………………………………….. Magnetic powder Screwed Interval Hooks Shackle Date Name Signature test for cracks...
10.2 List „spare parts and repair of safety-relevant parts“ Repair has to be carried out by a service partner authorized by KERN. Crane scales Model ………………………………….. Serial no. …………………………………………….. Part Action Date Name Signature HFM-BA-e-1813...