Manuale d’uso / di manutenzione del prodotto MLP-A/AR del fabbricante Millennium Enterprises
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MILLENNIUM Oxygen Gas Detector User Manual Models: MLP-A/AR/AD-ST1400-25 & (all available options) Part Number: MAN-0 060 Rev 04 August 2008.
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Net Safety Monitoring Inc I MPORTANT I NFOR MATION This ma nual is f or infor mational pu rposes only . Altho ugh every e ffor t has bee n made to ens ure the c orrec tness of t he infor mation, tec hnical inaccur acies may occur and pe riodic ch anges may be made without not ice.
Net Safety Monitoring Inc T ABLE OF C ONTENTS Impo rta nt Inf orm ati on Warranty Contact Information Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 The Product ....................... ........
Net Safety Monitoring Inc Outputs ... ........................... .................. ........................... .................. .............. 18 Relays - Optional ........................ ............ ................ ............ ...............
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 1 I NTR ODUCTI ON The Millenni um series is Net Sa fety's la test innov ation in a lin e of continuous ly evolvin g industria l gas detector s and sensors. The micr ocontrol ler based syst em provide s fast, accur ate and co ntinuous mon itoring of g ases in ex treme environ ments.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 2 STEP 1 — P LAN L OCATE C ONTROLLER /S ENSOR Prior t o the inst allation p rocess, a location plan f or placi ng the Contr oller and Sensor shoul d be developed.
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 3 Figur e 2: Dimensional Drawings STEP 2 — I NSTALL U NPACK Carefully r emove all components f rom the pack aging. Check components against th e enclosed pac king list and inspe ct all compone nts for obvious damage such as broken or loose pa rts.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 4 Mount The Controll er is usually mounte d near eye-level an d be easily accessi ble for calibr ation and maintenanc e purposes . The Sensor s hould be plac ed where O2 may build up or where o ther gase s are li kely to bui ld up and di splace O2.
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 5 Board Assembly There ar e three dif fer ent fixed boards, two optional relay boa rds and an o ptional Modb us board which mak e up the PCB Ass embly . Depending up on requir e ments, either a El ectromech anical or Solid S tate Re lay Board modu le can be u sed.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 6 Figur e 5: Wiring—Controlle r and Senso r Note: If the 4-20 mA signal is not used, connect a jumper betwe en the 4-20 term inal and th e COM ter mina l on the T e rmin al Boar d. S ENSOR AND C ONTROLLER WA R N I N G : Power to the unit must be OFF before wiring.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 7 S ENSOR S EPARATION Figur e 6: Wi ri ng — Sensor Separati on As the Sen sor must be l ocated in one location and the Con troller in a loca tion where it can be ea sily rea ched, it is often necessar y to “sepa rate” th e Controller and Sensor .
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 8 N ON -I SOLATED /I SOLATED W IR ING T ermi nal C onnection Figur e 7: Non-isolat ed T erminal Conne ction Figur e 8: Isolated T erminal Conne ction Cu.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 9 R EMOTE R ESET The Mille nnium can be s et for r emote rese t. A normally ope n Push Button Switch must be connected bet ween the RST and the COM terminal s on the T erminal Boa rd and the Relay Option Latch S tatus mus t be set to Latching .
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 10 STEP 4 — O PERATE The Controll er faceplate c ontains most functi onal elements of the us er interface.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 11 RT U R eg i s t e r s Register 40001 = % output (read only) Register 40002 = R TU Statu s (read only) Register 40 101 = Reset l atched r elays (writ .
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 12 Magnetic R eed Sw itch The Magneti c Reed Switc h is provided to avoid opening the H ousing in a n environ ment where gas m ay be presen t. The Magnet ic Reed Switc h functions in the same manne r as the Cali bration Button but in a non- intrusi ve manner .
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 13 STEP 5 — C ALIBRATE C ALIBRATION P ROCEDUR E W ARNING: The calibra tion procedu re requir es about 5 minutes to c omplete. If gas is not ap plied at th e appropriat e time, a calib ration failure may occur (ref er to "Calibrat ion Failure" on page 14 for speci fic informati on).
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 14 Calibrat ion Fail ure If the calibrat ion proce dure fails , the di splay shows Fai l Cal , the Stat us LED alter nates Red an d Green fl ashes and t he analog o utput changes bac k and fo rth from 3.
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 15 R ELAY O PTIONS Use to se t the ala rm level, co il status and latch status f or the Low an d High relay s (Fau lt Ala rm is fi xed). The followin g table descri bes the default set tings for the sen sor .
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 16 M ODBUS O PTIONS The digital RS- 485 Modbus R TU protocol is used. There are two Modbus options : Node Addres s and Baud Rat e. Node Address Each devi ce connect ed to the chai n must be as signed a u nique node a ddress (1 - 255).
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 17 S ELECT D ISPLAY L ANGUAGE St e p 1 : After t he Restrict ed Menu the opt ion Select Disp lay Lan guage YES? displ ays. Press t he Calibra tion Button or use the Re ed Switch to select. The flas hing YES confir ms the select ion.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 18 O UTP UTS Relays - Optional Note: The fa ult rel ay output i s not use d to acti vate an aut omatic shu tdown procedur e. The faul t output indicate s a potent ial problem wi th the Controll er not an alarm condition.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 19 H OW TO R ETURN E QUIPMENT A Materia l Return Author ization number is requi red in or der to re turn equipment . Please co ntact Net Safety Monit oring at (403) 219-0688 before return ing equipment or consu lt our Service Departmen t to possibly avoid return ing equipment.
Net Safety Monitoring Inc MLP-A/AR/AD-ST1400-25 20 Rotate PCB Assembly 1. Remove the Control ler ’ s Housing Cover . 2. T urn the power t o the dete ctor of f. 3. Unscrew both the knobs marked "Pull Here ". 4. Lift Contro ller fa ceplate f rom Housing a nd allow to hang from ribbon cable .
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 21 Appendix B: R ESISTAN CE T ABLE IN OHMS Note: Resis tance sho wn is one way . This figure should be doub led when det ermining clos ed loo p resistance . Distance (F eet) A WG #20 A WG #18 A WG #16 A WG #14 A WG #12 A WG #10 A WG #8 1 0 0 1 .
Net Safety Monitoring Inc. MLP-A/AR/AD-ST1400-25 22 Appendix C: S PECIFICA TIONS S ENSOR S PECIFICATIONS C ONTROLLER S PECIFICATION SENSOR ELEMENT Oxygen O2 (ST1400 ) Operati ng T emperatur e Range -2.
N et Safety Monito ring Inc., 2 721 Hopewe ll Place NE C algary , Alberta, Canada T1 Y 7J7 T elepho ne: (40 3) 219- 068 8 Fax: (403 ) 219- 0694 E -mail: netsafe@net-safety .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Millennium Enterprises MLP-A/AR è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Millennium Enterprises MLP-A/AR - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Millennium Enterprises MLP-A/AR imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Millennium Enterprises MLP-A/AR ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Millennium Enterprises MLP-A/AR, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Millennium Enterprises MLP-A/AR.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Millennium Enterprises MLP-A/AR. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Millennium Enterprises MLP-A/AR insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
