e
Nod3-
C
Digital Transmitter
:
User’s instructions
NU-eNod3C-E-0911_165702-I
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Page 1: ...eNod3 C Digital Transmitter eNod3 C User s instructions NU eNod3C E 0911_165702 I 1 22 User s instructions...
Page 2: ...on E 04 08 new inputs assignement allow new cycle and peak detection cycle decription modified F 11 08 document title modified eNod3 eNod3 C band stop filter and automatic zero correction in checkweig...
Page 3: ...s attached to an operating mode 13 7 OUTPUTS FUNCTIONING 14 7 1 Assignment of outputs 14 7 2 General functions 14 7 3 Functions attached to an operating mode 14 8 SET POINTS 15 9 FILTERS 16 10 TRANSMI...
Page 4: ...tocols Each module is provided with 2 logical inputs and 2 logical outputs authorizing synchronization of functions with automation and alarm management SCAIME provides the eNodView software to facili...
Page 5: ...evel 10mA 24V mA insulation voltage 2500 Vrms Logical outputs number 2 type opto insulated static relays max current 40 C 0 4 A max voltage in open state 55 V resistance in ON state 2 insulation volta...
Page 6: ...rogrammable functions acquisition of zero taring zero tracking physical or theoretical calibration slope correction non linearity polynomial correction low pass band stop and self adaptive digital fil...
Page 7: ...onnected 2 2 Connection to load cell s eNod3 C supplies power to the load cells 5 VDC Up to four 350 load cells can be connected in parallel eNod3 C allows the use of 4 or 6 wire load cells 4 wire loa...
Page 8: ...PB 2 3 2 Digital outputs Output characteristics opto insulated static relays Max current 40 C 0 4A Max voltage in the open state 55V Resistance in the ON state 2 Insulation voltage 2500 Vrms A light...
Page 9: ...onding jumper OFF For an RS422 or RS485 full duplex communication use the four TB TA RB and RA pins The corresponding jumper must be in place ON which is the default case on delivery The RS232 interfa...
Page 10: ...management on the line This operating mode is only available in transmitter functioning mode The measurements transmission frequency depends on the serial baud rate thus transmitting 100 meas s is imp...
Page 11: ...al sealing The physical sealing is the one of the module box It comprises two self adhesive stickers self destructive when removed or a device with sealing screws with lead and sealing wire 4 3 2 Soft...
Page 12: ...e of calibration can be done with 1 2 or 3 known references Theoretical adjustment by setting the load cell sensitivity and capacity Correction of the initial calibration value 5 2 Linearization corre...
Page 13: ...er or both inputs may be assigned to the tare function The tare is affected by a stability criterion that can be parameter defined The tare will be triggered on a rising or a falling edge depending on...
Page 14: ...ing measurement stability defective measurement outputs can be assigned to copying measurement faults These faults are also coded in the status word attached to the measurements There are 4 of them ou...
Page 15: ...alues of these set points may be assigned either to gross measurement regardless of the functionning mode net measurement regardless of the functionning mode maximum value in peak control mode minimum...
Page 16: ...erworth type low pass filter a low pass digital filter can be applied as an output of the A D converter The filter order is configurable available values are 2 3 or 4 and the coefficients that define...
Page 17: ...ampling period setting The request can apply to gross measurement net measurement measurement in A D converter points Note This is very similar to operation of the Measurement window through an input...
Page 18: ...only input 2 is operational if both inputs are assigned to the start checkweigher cycle function by a trigger level Fig 9 when the load cell signal reaches the specified value Then during a stabiliza...
Page 19: ...SCMBus protocol the output state changes when it is read 11 2 2 With the SCMBus protocol In Checkweigher automatic transmission mode when the cycle is finished the result is automatically sent through...
Page 20: ...d within a configurable interval around the zero calibration and during a configurable period Some other criteria are also taken in account they are Number of measurements complying with correction ra...
Page 21: ...the net current value and the Peak to peak value to zero Fig 11 12 2 Triggered operating mode A cycle is managed It can be managed through an input assigned to a measurement window Fig 13 through a t...
Page 22: ...Set points can be assigned with either Max or Min or Peak to peak values or to the gross or net measurement 12 4 Other possible outputs assignments cycle in progress defective measurements Fig 12 Fig...
