Sfere DGN 75AC, User Handbook Manual

Page 1: ...4 05 Tel Intern 33 4 78 16 04 04 Fax Intern 33 4 78 16 04 05 SFERE Route de Brindas Parc d activit d Arbora N 2 69510 SOUCIEU EN JARREST FRANCE 1 1 The friendly interface D I G I TA L PA N E L M E T E...

Page 2: ...ital output p11 4 6 3 Relay outputs p11 4 6 4 Safeties p12 4 6 5 Display features p13 4 7 Reading of the configuration p13 4 8 Access code p14 4 9 Programming of a new access code p14 4 10 Functions a...

Page 3: ...V Current overload permanent 10A during 10s 50A Frequency 45 Hz to 65 Hz Accuracy rating 0 2 voltage current at 25 C Measure cycle 55 ms Display 3 magnitudes can be programmed for a display accessibl...

Page 4: ...e voltage inputs 0 2 VA for the current input Common mode rejection rate 130 dB Serial mode rejection rate 70 dB 50 60 Hz Thermic drift 200 ppm C Insulation Input Power supply 2 5 kV eff 50Hz 1min Inp...

Page 5: ...wires do not connect close to each other the input network and all the DGN 75AC output wires use for all DGN 75AC outputs shielded cables connected to the ground on both extremities 23 24 25 TOR 1 TOR...

Page 6: ...modify this code Simulation of the ana log output Authorized by access code Deleting of recorded alarms Measure display M M M M M M rEAd ProG CodE 8 888 GEnE CLEAr Programming of the access code Displ...

Page 7: ...figuration choice of the current caliber if auto caliber caliber 1A caliber 5A enter CT primary value decimal point unit or full display scale for the current input Note Press key to revert to menu In...

Page 8: ...s move decrease Validation Vertical move Menu exit access Upwards move increase M M 4 4 3 Programming of the analog output 88 88 PAr dS Out MA Out U analog output down scale choice of the parameter as...

Page 9: ...1 000 0 LEd1 SP1 1 02 00 SP1 2 04 00 rEL 3 rEL 4 hysteresis decimal point unit 0 tIME 025 0 in 0 1s increases latching function function display of the alarm message enter 4 characters the point If op...

Page 10: ...iS SECU rEL 1 rEL 4 LO HI OFF state of the relay in case of error self diagnosis or rEL 2 4 4 7 Programming of the safety mode 4 4 8 Programming of the brightness of the bargraph and the displays opti...

Page 11: ...ent scale factor Example say an installation with a 5000 kA 5 A CT or a display of 5000 for 5A and Pri tc 5000 SEc tc 005 0 10 3 4 5 5 Choice of the VT ratio or the voltage scale factor Example say an...

Page 12: ...r dedicated to the output corresponding to the output down scale Value of the parameter dedicated to the output corresponding to the output full scale In mode measure the analog output can not overste...

Page 13: ...erts below the alarm setpoint the relay remains ON and the led blinks to warn the user that a setpoint has been passed to reset the recording of alarms to zero see menu p 15 Note An exit from mode pro...

Page 14: ...om 1 0 to 15 0 in manual caliber from 0 2 to 15 0 of caliber 5A in auto caliber Cut off on the voltage programmable from 1 0 to 20 0 in manual caliber from 0 3 to 20 0 of caliber 500V in auto caliber...

Page 15: ...OGIC inputs decimal point still no bagraph decimal point lit option bargraph 00000 XXXXX 1 1 2 2 3 3 4 4 5 5 00000 XXXXX 1 1 2 2 3 3 4 4 5 5 4 9 P Programming o of a a n new a access c code P CodE no...

Page 16: ...reset the alarm recordings to zero accessible according to programmed access code and if option analog output 4 10 2 Simulation of the analog output 5 1 F Functions w which r require p pressing o onl...

Page 17: ...ing menu Once all setpoints are adjusted just press and the meter will revert to mode measure taking the new values into account If no key is pressed after 60 s the meter will revert to measure displa...

Page 18: ...b menu programming of LOGIC input 1 programming of LOGIC input 2 function display hold function deleting of min and max D Di is sp pl la ay y Access to the display programming sub menu choice of the 1...

Page 19: ...the relay outputs programming sub menu Access to the programming of relay x Activation of relay output x Activation De activation OFF Acti x rEL x On rELAY Out U OFF On S ModE x __1 1__ Mode alarm Mo...

Page 20: ...eger integer nb of words 1 1 1 9 9 A AN NN NE EX XE E M MO OD DB BU US S 9 1 Table of the measure Modbus addresses The value read in the 1st table gives the measure module To know the unit and decimal...

Page 21: ...ay ON Alarm recorded Address 50 52 54 56 58 60 62 64 65 66 67 Value of the analog output in A mA output in mV 10V output maximum display 1 maximum display 2 maximum display 3 minimum display 1 minimum...

Page 22: ...right of CRC carry CRC poly CRC n 7 next byte yes no Note 1 exclusive or Note 2 POLY A001 hex Note 3 The CRC 16 calculation applies to all bytes in the pattern except CRC16 Note 4 Caution In the CRC...