Basic Force Gauge BFG User`s Manual
Contents
1. Z Jaonpsues pesnion 9 N 6 MEUS a 5 uid SI O pesnion p 5 2058 8 72 yuusuel TET SY T 3 ww 6 39005 8 2 4 01 5 993 UO 55 MBIA spis quo 8 5 Appendix OL BFG Capacities Model No Ib BFG 50N 11 x 0 003 BFG 200N 44 x 0 009 BFG 500N 110 x 0 03 BFG1000N 220 0 05 Units of measurement and resolutions are rounded up to nearest resolving digit 02 180 0 04 700 0 2 1800 0 4 3500 0 7 mN 50 000 x 10 N 50 x 0 01 200 x 0 04 500 x 0 1 1000 x 2 kN 1 x 0 002 g 5 000 x 1 kg 5 x 0 001 20 000x4 20x 0 004 50 000 x 10 50x 0 01 100 x 0 02 g x ipu ddy O y r 1 8 Units of mea surement and resolutions are rounded up to nearest resolv ing digit Data capture rate 1200 Hz Display update rates 40 Hz Accuracy 0 5 of full scale 1 least signifi cant digit Display overload Typically 120 of full scale Auto power off After 10 minutes of no key press Battery life 16 hours continuous use between charges Outputs RS 232 Mitutoyo and analog Calibration temperature 68 F 4 F2. Counterclockwise torque display Figure 3 Torque display During the operation of the unit it is often necessary to zero the display Do this by pressing the ZERO key When the instrument is actually zeroing itself the top and bottom row of display segments will alternately blink once The display should then read all zeroes See Figure 4 DISPLAY DISPLAY Changing Unit of Measure You can choose among the following units of measure pounds ounces Newtons kilo grams and grams On torque based instruments you can choose from kilogram centimeters pound feet pound inches and Newton meters The actual units available will vary depending on the range of the instrument The most suitable set of units is automatically selected within the instrument s operating program according to its range and type To change the display units press the UNITS key The newly selected units will be shown at the bottom of the display as shown in Figure 5 Each successive key press will select the next available units until the instrument returns to the original DISPLAY Figure 5 Changing unit of measure Max Peak Readings The instrument deals with force and torque in exactly the same manner except for the symbols dis played Conse quently force will be used for all further references in this manual The instrument detects and stores maximum peak force or torque in both directions Press the MAX key The
3. 20 2 Display weight 1 lb 5 oz 640g Accessories Wide range of fixtures cables and other accessories available Please ask for more details Baud Rate 9600 11 Dillon A division of Weigh Tronix Inc 1000 Armstrong Dr Fairmont MN 56031 USA Telephone 507 238 4461 Facsimile 507 238 8258 e mail dillon weigh tronix com www dillon force com DILLON Force Measurement Products amp Systems
4. BFG must be OFF when connecting or disconnecting a Smart loadcell Cables Fixtures The BFG is fitted with a 15 pin socket for the connection of an external Smart force or torque cell Such a cell can be obtained from a Dillon authorized distributor and used with the BFG without the need for any additional calibration When powered on the BFG automatically recognizes any external cell that is connected During the self test sequence the range of the connected cell will be dis played A full range of cables and accessories is available including RS 232 cables terminated by 9 or 25 pin female D TYPE connectors MITUTOYO printer cables foot switches analogue output cables A multi way expan sion cable is also available for when two or more cables have to be connected at the same time A wide range of standard fixtures amp accesso ries are available to cover most applications In addition Dillon can produce many custom made items please ask for more details n 8 1 9 5 2 I AS SI Dul peasy Zojeuy pl eann 01 l 7 1004 TI uolsuayxy yams 3004 ysanbay OI aumxy p9 ndino Apesy 6 HUTS e andino eq 8 ANN TE 0I 191293 O
5. be stable Display of Tension Compression If a force is carefully applied via the sensing probe hole at bottom of BFG only the reading on the display will register the applied force Do not overload the transducer as this will cause irreparable damage Forces or torques greater than 120 of full scale will produce a constant sound warning coupled with an OL symbol on the display The instrument keeps a record of all overloads that are applied This can only be cleared by trained Dillon staff or representatives Tensile forces on the BFG are displayed as positive numbers and compressive forces as negative numbers the minus sign appearing to the left of the digits when shown See Figure 2 DISPLAY DISPLAY Example of Compression display Figure 2 Display of tension and compression Display of Torque Zeroing the BFG The display also has symbols located at the left which directly relate to this sign two triangular arrows pointing away from each other for tension and two triangular arrows pointing toward each other for compression The display is equipped with rotating arrow symbols which will appear when the unit is has a Dillon Smart Torque Sensor attached See Figure 3 Clockwise torques are displayed as positive numbers and counterclockwise torques as negative numbers The arrows directly relate to the sign just like the tension and compression symbols described above DISPLAY A
6. display will show the word MAX and the highest tensile clockwise load detected along with the appropriate symbol for tension or torque See Figure 6 Figure 6 Max Peak tension Press the MAX key again and the display will show the maximum compressive counter clockwise load detected along with the appro priate symbol for compression or torque See Figure 7 Figure 7 Max Peak compression Press the RESET key to clear both maximum registers and prepare for detecting the next maximum readings or for maximum accuracy rezero the instrument by pressing the ZERO key This zeroes the instrument as well as resets it Auto Off Data Output BFG uses 9600 baud 8 data bits 1 start bit and no parity Foot Switches To conserve battery charge the BFG will automatically power off after 10 minutes without a key press When battery charge is low LOW BATTERY is displayed and the BFG will power off after one minute to protect stored readings and settings The BFG has RS 232 Mitutoyo and analog outputs Transmit information to peripheral devices by pressing the TXD key A PC can request data via the RS 232 interface by sending a character gt f Figure 8 Transmit data key The BFG has two foot switch inputs that allow you to remotely actuate the TXD and RESET keys Foot switch 1 actuates the TXD key Foot switch 2 actuates the RESET key Accessories External Smart Load Cells Warning The
7. DILLON FORCE GAUGE BFG 500N Basic Force Gauge BFG User s Manual UNITED STATES This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense CANADA This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le present appareil numerique n emet pas de bruits radioelectriques depassant les limites applicables aux appareils numeriques de la Class A prescrites dans le Reglement sur le brouillage radioelectrique que edicte par le ministere des Communications du Canada CAUTION Risk of electrical shock Do not remove cover No user service able parts inside Refer servicing to qualified service personnel Weigh Tronix reserves the right to change specifications at any time 05 24 00 BFGUSER
8. P65 PN 29713 0015e1 Printed in USA Table Contents INWOCUCTION ince aa edi a 1 aie eta ne eral eae 1 Powering Up the Unit 2 Display of Tension Compression 3 Display Of Torque 4 Zeroing 4 Changing Unit of Measure 5 MAX Peak 5 6 AUO tls seo ict le aa Glee tachi 7 Data 7 Foot Switches 7 ACCOSSOMGS 8 Appendix A Dimensions 9 Appendix Specifications 10 Introduction Thank you for choosing the Dillon Basic Force Gauge BFG instrument With correct use and regular recalibration it will give many years of accurate and reliable service The Dillon BFG is a member of a series of highly adaptable display units By using the latest integrated circuit technology it has been possible to produce a truly universal display which can be used to measure force torque or weight when combined with suitable transduc ers Upon receiving the unit please check for obvious physical damage to
9. the packaging material and the instrument itself If any damage is evident please notify your Dillon distributor immediately We strongly recommend you keep all packag ing for future shipping requirements The most commonly used features such as force or torque display peak detection and the changing of displayed units can all be done with just one key press per function on the front panel Powering Up As shown in Figure 1 the control panel has seven keys the Unit The Nicad battery in the BFG has been charged prior to delivery but for maximum battery life we recommend that you charge the battery for at least 20 hours DILLON before operat Ponce Ing BFG 500N Range x Resolution 0 110b 0 03 Ib 0 50kg x 0 01 kg You can use the 0 500N x OIN BFG while it is charging Please note that an instrument with an integral transducer BFG measur Figure 1 ing very low BFG front panel forces may not show zero if it is moved during To power up the unit press the green ON key the self test A short self test runs during which the display routine Once will show the software version number the unit is revision date and the instrument s capacity in properly newtons ang After the self test providing no load has been zeroed the applied to the instrument the display will show all zeroes This is because the unit rezeroes itself during the self test routine reading will
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