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Good Force Measurement Practice

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Summary of Contents for ED-2000plus

Page 1: ...ED 2000plus Electronic Dynamometer with HR 2000 Remote User s Manual ...

Page 2: ...e parts inside Refer servicing to qualified service personnel Weigh Tronix reserves the right to change specifications at any time CAUTION EUROPEAN COUNTRIES WARNING This is a Class A product In a domestic environment this product may cause radio interference in which the user may be required to take adequate measures ...

Page 3: ...1 HR 2000IntroductionandOperation 12 Introduction 12 Addresses 12 Operation 13 Powering Up 13 For Radio Communication 13 Radio Operation with RS 232 14 For Wireline Communication 15 Addressing Mode 15 Appendix Weighing and Force Measurement Practice 18 Load Centering 18 Good Pin Fit 18 Torque and Bending 18 Certified Gear 18 Safety 18 Good Force Measurement Practice 19 Thismanualisforreferenceonly...

Page 4: ...ttery On Off Test Clear Zero Peak hold Function key Units Standard 9V battery alkaline or lithium The ED 2000plus has approximately 200 hours of use with the 9V alkaline battery Battery life can be extended with the use of a 9V lithium battery These values represent average use mode of operation typical period of use battery recovery and other variables determine the ultimate battery life With the...

Page 5: ...D key or requested by the computer by sending an ENQUIRE code This guide describes the operation of the ED 2000plus series of Dillon elec tronic dynamometers and the procedures for configuring the device to your specific needs The display consists of six 7 segment digits and six annunciators which appear when appropriate See Figure 1 below There are three modes of operation Normal operating mode w...

Page 6: ...is disabled in peak hold device information and configuration modes Tare the device and show net reading SenddisplayedinformationviaRS 232 Not used with the ED 2000plus Reverts to gross reading Scrolls through the four possible units of mea sure and converts the reading to the selected unit Selected unit of measure is saved when power is switched off Toggles the device between normal and peak hold...

Page 7: ...he ED 2000plus the following information is sent to the external device xxxxx x uu CR LF x force value u unit of measure LB KG KN or T CR LF carriage return and line feed The enquire code is a single question mark When the ED 2000plus receives this code from the external device the above information is sent If your RS 232 port is receiving garbled data check to be sure you are in RS 232 mode or th...

Page 8: ...ist of information fields i e the previous field in the list Show the label of the current information field Return to normal operating mode PEAKHOLD TEST UNITS F CLR ZERO Key Function Display Table 2 Key Function in Device Information Mode The device serial number 6 digits Loadelementnumber Thesoftwarereleasenumber Device range in 1 000s of pounds Year Month and Day of last calibration Reference ...

Page 9: ... Table 5 Table 4 shows the keys you use to set configuration to your needs Table 5 contains the configuration items you can view and change Table 5 contains the information fields and typical values you can view in the configuration mode The fields appear in the sequence shown Scrolling past the last item in the list will return the display to the first item in the list Configuration Mode Key Func...

Page 10: ...and then back on Used only in special software applications Table 5 Configuration Items Sleep mode is a non configurable battery saving feature of the ED 2000plus It functions all the time If signal changes from the strain gages are not received by the microprocessor certain high drain functions are shut down The display does not change and any communication with the unit or signal from the gages ...

Page 11: ... of the compartment opening See Figure 7 Figure 7 Battery removal 4 Pull the battery out of the compartment and disconnect the battery from the battery lead 5 Connect new battery to the lead and reverse the disassembly procedure ED 2000plusconnectedto anHR 2000bywire receivespowerfromthe HR 2000 A battery is not recommended in the ED 2000plus in this situation Battery Replacement The HR 2000 does ...

Page 12: ...ication parameters hardwired into thedevice Communicationmode RS 485halfduplex Baud rate 2400 bits per second Ownaddress Configurable Initial remote address Last address used Addresses are important with the ED 2000plus and HR 2000 because of the manner in which they communicate The HR 2000 sends out a signal poll signal requesting that the instrument with a specific address send its display readi...

Page 13: ...is off F ALT UNITS Table 6 Key Functions for HR 2000 Operation Powering Up For Radio Communication While operating the HR 2000 the lower part of the leftmost digit may be observed to flash This occurs when the HR 2000 wants to transmit a message and is waiting for access or for ananswer Operatingunder good radio conditions this will be rarely seen The key functions for the HR 2000 are listed in Ta...

Page 14: ...xxx x uu CR LF if in LISTEN mode a less than symbol ASCII code 62 is also sent after the line feed x force value u unit of measure LB KG KN or T CR LF carriage return and line feed The enquire code for the HR 2000 is a question mark plus a carriage return CR or ASCII Codes 63 13 When the HR 2000 receives this code from the external device the above information is sent The action of sending informa...

Page 15: ... can work without interference If several systems are operating in the same airspace each HR 2000 and ED 2000 must have a unique address Since more instruments must share the same airwaves the update time for each unit will increase Approximate times are shown in Table 7 It is recommended to keep the ED 2000plus instrument addresses at 100 or higher In multiple system environments the remotes must...

Page 16: ...rement or decrement the address number using the keys described in Table 6 until the address you want is on the screen Remember to follow the recommen dations in Table 7 5 Press the UNITS key to save the change and move to the next item in the address mode POLL is displayed while the UNITS key is held then the poll value is displayed when the key is released This value identifies the number of rem...

Page 17: ...lutter A Poll value of 255 places the unit in Monitor mode The instrument is completely passive and only ON OFF or F ON OFF keys are functional It will need a second HR 2000 operating actively and the dEStin and SourcE address must match the active HR 2000 exactly The passive HR 2000 will display any traffic FROM the ED 2000 TO the active HR 2000 as long as it is within receiving distance Monitor ...

Page 18: ...g pin is important in order to generate an even stress distribution and avoid yield stresses The ED 2000plus are designed with the recommended shackle pin hole sizes for the Crosby shackle capacity To achieve published accuracy you must use the shackle pins and centering spacers provided by Dillon Torqueandbendingshouldbeavoided Use swivels on the lifting wire for antitorque and avoid side forces ...

Page 19: ...19 Good Force Measurement Practice ...

Page 20: ...vision 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 Force Measurement Products Systems Dillon ...

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