Sfere DGN 75AC User Handbook Manual
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Sfere DGN 75AC User Handbook Manual

Digital panel meters programmable +/- 10000 points
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D I G I T A L P A N E L M E T E R S
p r o g r a m m a b l e ± 1 0 0 0 0 p o i n t s
DIGINORM
®
SOCIÉTÉ FRANÇAISE D'ÉTUDES
ET DE RÉALISATIONS ÉLECTRONIQUES
Tél. 04 78 16 04 04 - Fax 04 78 16 04 05
Tel. Intern. 33 4 78 16 04 04 - Fax Intern. 33 4 78 16 04 05
User handbook
Valid for instruments with version 04.xx
:
Route de Brindas
Parc d'activité d'Arbora
N°2
SFERE
69510 SOUCIEU EN JARREST
FRANCE

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  • Page 1 Tél. 04 78 16 04 04 - Fax 04 78 16 04 05 Tel. Intern. 33 4 78 16 04 04 - Fax Intern. 33 4 78 16 04 05 User handbook Valid for instruments with version 04.xx Route de Brindas Parc d’activité d’Arbora N°2 SFERE 69510 SOUCIEU EN JARREST FRANCE...

  • Page 2: Table Of Contents

    Summary 4.8 Access code 1 . PRESENTATION 4.9 Programming of a new access code 2 . SPACE REQUIREMENTS 4.10 Functions accessible in the main menu 4.10.1 - Display simulation 3 . WIRING 4.10.2 - Analog output simulation 4 . PROGRAMMING 4.10.3 - Menu CLEAr : 4.1 Communication with the instrument Deleting of recorded alarms...
  • Page 3 (specify on order) Insulated analog output : A The series DGN 75AC offers a whole range of high accuracy program- Active or passive current, or voltage output. mable panel meters. Each instrument is equipped on its front face with a Programmable scale ratio with enlarging effect.
  • Page 4 2 2 . . S S P P A A C C E E R R E E Q Q U U I I R R E E M M E E N N T T S S General features •...
  • Page 5 A - inputs - do not connect close to each other : the input network and the DGN 75AC power supply wires, - do not connect close to each other : the input network and all the DGN 75AC output wires, Location of terminals - use for all DGN 75AC outputs shielded cables connected to the ground on both extremities.

  • Page 6: Programming Menu P6

    4 4 . . P P R R O O G G R R A A M M M M I I N N G G 6. . and choice of the decimal point by validate this choice by 1 1 0 0 3 3 1 1 0 0 6 6 1 1 0 0 9 9 4.1 C C ommunication w w ith t t he i i nstrument...

  • Page 7: Programming Of The Input

    4.4 P P rogramming m m enu 4.4.1 Programming of the input (according to options) InPut InPut Access to the programming of the network type, CT and VT ratios ... dISPL. Access to the programming of the 3 displays, the voltage and current cut-off, filtering choice du calibre Access to the analog output programming...

  • Page 8: Programming Of The Display

    Option a a nalog o o utput 4.4.2 Programming of the display 4.4.3 Programming of the analog output Out.MA dISPL. Out.U diSP.1 choice of display parameter n°1 PArAM choice of the parameter associated diSP.2 choice of display parameter n°2 with the analog output diSP.3 choice of display parameter n°3 analog output down scale...

  • Page 9: Programming Of The Logic Inputs

    4.4.4 Digital output programming Option digital output Option digital output rELAY Option output 2 or 4 relays Option output 2 or 4 relays JBuS alarm rEL.1 slave number SLAvE active de-activated Acti.1 -8888 must be included between 1 and rEL.2 idem rEL.1 transmission speed...

  • Page 10: Programming Of Mode Safety P9

    4.4.8 Programming of the brightness, of Choice of the parameter dedicated to the relay output the bargraph and the displays Alarm output Pr.diS idem analog output, see chapter 4.4.3. setting of the displays brightness br.diG 1 1 1 1 on 4 levels bargraph and leds brightness br.bAr 1 1 1 1...

  • Page 11: Programming Exit With Or Without Saving

    4.4.9 Programming exit with or without saving 4.5.4 Choice of the CT ratio or the current scale factor Example : say an installation with a 5000 kA / 5 A CT, or a display of 5000 for 5A SAvE Pri.tc 5000.

  • Page 12: Programming Of The Logic Inputs

    4.5.6 Programming of the LOGIC inputs (optional) 4.6.2Digital output : - Data link RS485 (2 wire) - Protocoles format of data : integer and double integer MODBUS JBUS Board of 2 LOGIC inputs : input signal 24 Vdc - Single transmission format 1 start bit Possible functions : 8 bits without parity...

  • Page 13: Safeties

    Mode alarm tiME.x • • Alarm time delay ModE.x Choice of the operating mode : The relay time delay is adjustable from 000.0 to 025.0s. in 0.1s increases. It is active both on switching and switching back. • • Mode setpoint t.Act.X •...

  • Page 14: Display Features

    · On the relays : nuLL • • Deleting of unsignificant zeros No influence of a self-diagnosis error on the relay nuLL Suppresses the unsignificant zeros on the left hand side. Relay de-activated (coil not supplied) in case of self-diagnosis error Eg.

  • Page 15: Access Code

    4.9 P P rogramming o o f a a n n ew a a ccess c c ode Sub-menu About Validation / Vertical move P .CodE if code not valid d75AC type of instrument (old) Enter pre- instrument number display during 2s. vious code XXXXX 00000...

  • Page 16: Menu Clear : Deleting Of Recorded Alarms

    4.10.2 Simulation of the analog output 5 5 . . F F U U N N C C T T I I O O N N S S D D I I R R E E C C T T F F R R O O M M D D I I S S P P L L A A Y Y (accessible according to programmed access code and if option analog output) 5.1 F F unctions w w hich r r equire p p ressing o o nly 1 1 k k ey :...

  • Page 17: Automatic Setting Of The Cut-Offs

    5.2 F F unctions w w hich r r equire p p ressing s s everal k k eys : When the setpoint is adjusted press to revert to the setpoints reading menu. 5.2.1 Automatic setting of the cut offs Once all setpoints are adjusted, just press and the meter will revert to mode measure, taking the new values into account.
  • Page 18 8 8 . . L L E E X X I I Q Q U U E E L L O O G G I I C C i i n n p p u u t t s s G G e e n n e e r r a a l l a a c c c c e e s s s s Access to the LOGIC inputs programming sub-menu tor 1...
  • Page 19 Mode alarm ModE.x d.bAr1 display of parameter 1 corresponding to 0% of bargraph __1 -- -- 1__ d.bAr2 display of parameter 2 corresponding to 0% of bargraph Mode setpoints _1 -- 1_ - 1__1 - d.bAr3 display of parameter 3 corresponding to 0% of bargraph Mode window F.bAr1 display of parameter 1 corresponding to 100% of bargraph...

  • Page 20: Error Messages

    About Access to the internal features reading submenu network frequency integer d75AC Instrument type : DGN 75AC, A0006 Identification numbers The value read in the 1st table gives the measure module. PrOG To know the unit and decimal point of this measure, read them in the 2nd Programme version table, the table of units and decimal points.

  • Page 21: Description Of Born Modbus Functions

    Writing of n words : Function N°16 : Further addresses Request pattern : Value of the analog output Format nb of words Address in µA (mA output) double integer Nbr of Nbr of Slave Function 1st word Value of the words words to bytes to CRC 16...

  • Page 22: Crc16 Calculation Algorythm

    9.5 CRC16 calculation algorythm : FFFF → CRC CRC ⊕ BYTE→ CRC n = 0 shifting by 1 bit to the right of CRC carry CRC ⊕ poly → CRC n = n + 1 n > 7 next byte end of pattern Note 1 : ⊕...

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