Tecsis EZE30 Operating, Programming And Servicing Manual Download Page 1

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Operating manual/Programmer`s manual

EZE30

Digital load cell ampilfier with analogue output
and setpoints

| Pressure |

Temperature Switch Service

Force

948

Summary of Contents for EZE30

Page 1: ...Operating manual Programmer s manual Operating manual Programmer s manual EZE30 Digital load cell ampilfier with analogue output and setpoints Pressure Temperature Switch Service Force BE 948 a...

Page 2: ...e Output 4 20mA Settings Page 16 6 Logic Inputs 1 2 3 Page 17 7 Logic Outputs 1 2 3 Page 19 8 Data Communication Settings Page 20 Error Codes Return to Factory Settings Page 21 Communication Protocol...

Page 3: ...xc Sen Inp Inp Sen Exc Load cell 5Vdc 80mA Isolated Logic Outputs Isolated Logic Inputs Isolated Power 11 25Vdc Rx Rx Tx Tx RS422 485 Gnd 0 20mA Io CL out SET UP 1 Zero 1 0 allow 0 2 Calibrate 3 Set m...

Page 4: ...ay Lower Limit SET THE DISPLAY UNDER RANGE LIMIT MINIMUM VALUE 99 999 Use this menu point to define the display minimum value If the displayed weight drops below this minimum the display will then sho...

Page 5: ...ut signal in mV V Ensure that the weighing system is at zero or has no load on it Pressing the Enter key will store the new zero 0 T 1 Define the Span Calibration weight DEFINE THE SPAN CALIBRATION WE...

Page 6: ...maximum value See section 1 1 Zero Button Enable for more details 0 T 1 Set the Display Lower Limit SET THE DISPLAY UNDER RANGE LIMIT MINIMUM VALUE 99 999 Use this menu point to define the display min...

Page 7: ...example if you have a weighing system consisting of 3 off 2000 kg load cells you should enter 6000 3 x 2000 here Use the UP DOWN MOVE RIGHT keys to enter the total load cell capacity 0 T 1 Enter the...

Page 8: ...ero using this button is 20 of 10 000 i e 2000 display counts If you try to set a new zero which is greater than 20 of the display maximum you will see the error message Err 2 on the display To overco...

Page 9: ...t the weighing system to read zero Use the UP DOWN MOVE RIGHT keys to set the mV V reading Pressing the Enter key will store this value The weighing system will now read zero at this mV V reading 0 T...

Page 10: ...er the total load cell capacity here Use the UP DOWN MOVE RIGHT keys to enter the total load cell capacity For example if you have a weighing system consisting of 3 off 2000 kg load cells and you want...

Page 11: ...d cell applications the weighing system mV V value will be the load cell ORL value In applications using more than one load cell the weighing system mV V value will be the average of the individual lo...

Page 12: ...will then show under range dashes at the bottom of the display This can be useful to indicate when a weight value is outside a normal range Use the UP DOWN MOVE RIGHT keys to set the minimum display...

Page 13: ...cted there will be a momentary indication on the main display of the logic input output status ONLY when the status changes The weight value display is temporarily disabled whilst the logic input outp...

Page 14: ...0 T 1 0 T 1 T T T 2 SELECT THE LOW PASS FILTER CUT OFF FREQUENCY RANGE 0 8 Use the UP DOWN keys to select the cut off frequency required A setting of 0 will disable the filter in both FIR IIR modes A...

Page 15: ...amping in dB in Stopband 90 90 90 90 90 90 90 90 Stopband in Hz 80 40 26 20 16 13 11 10 Update Rate in Samples sec 600 300 200 150 120 100 85 7 75 MENU 4 1 4 2 FILTER TYPE FIR MODE 1 COMBINATION LOW P...

Page 16: ...0mA are selected the DAS will send its minimum value 0mA until a value within its normal range is selected Similarly if values above 21mA are selected then the DAS will send its maximum value 21mA un...

Page 17: ......

Page 18: ...Read the status of Logic Input 1 If the input is high the display reads In1 1 If the input is low the display reads In1 0 In order for the status of this logic input to be read correctly you must set...

Page 19: ...t is low the display reads In3 0 In order for the status of this logic input to be read correctly you must set the function as defined in section 6 3 1 to 0 No function T T T 2 0 T 1 T T T 2 T T T 2 N...

Page 20: ...e the UP or DOWN key to define the parameter based on which Logic Output 1 will operate operates when the Gross value reaches or exceeds the setpoint operates when the net value reaches or exceeds the...

Page 21: ...for single point to point applications 0 T 1 T T T 2 0 T 1 SELECT AUTO TRANSMIT MODE groS nEt ALL SAP AUEr PEA HOLd UALL PP oFF Use the UP or DOWN key to select the auto transmit mode the gross value...

Page 22: ...The zero key is not enabled See menu 1 1 ERROR CODES If you need to return the EZE30 to the factory settings simply press and hold the recessed enable switch whilst powering up the unit All parameters...

Page 23: ...XXXX ID CR D DAS CR Returns Device Identity DAS IS CR S XXXYYY CR Returns Device Status XXXYYY ST CR OK CR ERR CR Set a new Tare value RT CR OK CR ERR CR Revert to Gross mode GG CR G 00000 CR Get the...

Page 24: ...can only be accessed or changed after the Recessed Enable Switch has been pressed Make sure that the weighing system is empty or at the point where you want the display to read zero 0 Enter using the...

Page 25: ...r the Recessed Enable Switch has been pressed Press the 0 Enter key The display will Make sure that the weighing system is empty or at the point where you want the display to read zero 0 Enter using t...

Page 26: ...calibration point using the UP DOWN and RIGHT keys Example A rectangular tank fitted with 1 off 2000Kg 2mV V load cell central on the left hand side and a pivot hinge along the complete opposite face...

Page 27: ......

Page 28: ...manual EZE30 Annex A Page 1 BE 948 a www tecsis de Content 1 INTRODUCTION Page 2 2 COMMUNICATIONS GETTING STARTED Page 2 3 COMMAND PROTOCOL LONG DESCRIPTIONS Page 6 4 COMMAND PROTOCOL SHORT DESCRIPTI...

Page 29: ...ture full multi drop communications capability and can be controlled via a straightforward ASCII command set 2 COMMUNICATIONS GETTING STARTED Communicating with the EZE30 digital amplifier is performe...

Page 30: ...s weight with sign and decimal point information Note The complete list of available commands is printed on the page 19 of this manual This protocol is standard across the whole range of the instrumen...

Page 31: ...the transmitter will remain on The default factory setting is RS422 Address Settings In configuration mode it is possible from the front panel to set the network address of the instrument to any addre...

Page 32: ...a RS232 port available Interconnecting cabling confirm that all of the relevant pins are in use check against the wiring diagram that follows this section A load cell with test weights OR a load cell...

Page 33: ...will be described in the following sequence 3 1 System Diagnostics Commands 3 2 Weigh Control Commands 3 3 Output Commands 3 4 Auto Transmit Commands 3 5 Remote I O Commands 3 6 Calibration Commands...

Page 34: ...availability of special commands or features that may have been requested for special applications Issuing the IV command which has no parameters will return the software identification code in the fo...

Page 35: ...y from the original calibration zero point with respect to the maximum allowable display value SZ Set the system zero this command will create a current zero point which will become the basis for all...

Page 36: ...turned then the tare active bit in the response to the info status IS command will be activated 3 3 OUTPUT COMMANDS GG GN GT GS GW The following commands provide the means of obtaining an output resul...

Page 37: ...wo sections of the return string comprise the net weight and gross weight results followed by two hexadecimal characters which represent two bitmapped status indicators The last two hexadecimal charac...

Page 38: ...e hexadecimal value c Add one to the value d Use only the last two digits e Convert the hexadecimal value to characters 3 4 AUTO TRANSMIT COMMANDS SG SN SW The following command provide the means to o...

Page 39: ...des 3 independent logic input channels and 3 solid state relay outputs The inputs can be read directly by the host application allowing for such uses as machine status indication or can be used as rem...

Page 40: ...g the command without any parameters returns the current CM value This value will determine the point at which the output will change to oooooo signifying over range To set a new value for CM the comm...

Page 41: ...nt TAC The zero value required in mV V without decimal point is input as a parameter of AZ in the format AZ 500 Factory default setting 0mV V input CG Set the calibration gain span value this is the r...

Page 42: ...own state The data will be written to the EEPROM and the TAC will be incremented by 1 NOTE All calibration and set up information will be lost by issuing this command The command returns ERR and has n...

Page 43: ...ng of a digital filter via the command parameters FL FM and UR This filter can be adjusted to eliminate most unwanted disturbances Note that this filter is positioned immediately after the A D Convert...

Page 44: ...Mode 0 characteristics FL Settling time to 0 1 in ms 3dB Cut off frequency in Hz Damping in dB at 300Hz Update rate in samples sec 1 55 18 57 600 2 122 8 78 600 3 242 4 96 600 4 322 3 104 600 5 482 2...

Page 45: ...6 5 16 21 90 26 200 4 187 4 9 12 16 90 20 150 5 233 3 9 10 13 90 16 120 6 280 3 2 8 11 90 13 100 7 327 2 8 7 9 90 11 85 7 8 373 2 5 6 8 90 10 75 UR Set the update rate This command will define over h...

Page 46: ...o be monitored for the purpose of setpoint action is determined by the setpoint ACTION command A1 A2 A3 After the setpoint has been reached the action of the setpoint and the status of the relevant ou...

Page 47: ...0 255 Setting the device address to 0 will set the continuously active mode where the device becomes permanently active and will listen and respond to any command on the bus without the need for an O...

Page 48: ...will return the current low level value in the form L 00000 Factory default setting 0 AH Set the analogue high level This command defines the weight value for 20mA analogue output Issuing the AH comm...

Page 49: ...the Calibration Save CS command All other settings can be saved using the save commands WP SS and AS WP Save the indicator set up parameters saves the settings of the Filter FL FM UR the No Motion se...

Page 50: ...Programmer s manual EZE30 www tecsis de BE 948 a Annex A Page 23 4 COMMAND PROTOCOL SHORT DESCRIPTIONS...

Page 51: ...Programmer s manual EZE30 Annex A Page 24 BE 948 a www tecsis de...

Page 52: ...mer s manual EZE30 www tecsis de BE 948 a Annex A Page 25 tecsis GmbH Carl Legien Stra e 40 D 63073 Offenbach am Main Telefon 49 69 5806 0 Telefax 49 69 5806 170 E Mail force tecsis de Internet www te...

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