Manuale d’uso / di manutenzione del prodotto 3108 del fabbricante Emerson
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Quick Start Guide 00825-0200 -4840, Rev BA December 2014 R osemount Ultrasonic 3107 Lev el and 3108 F low T ransmitt ers.
December 2014 2 Quick Start Guide © NOTICE This installation guide provides ba sic guidelines for the R ose mount 3107 and Ros emount 3108. It does not provide instruc tions for detailed configuration, diagnostics, mainte nance , service, trouble shooting, or installations.
Quick Start Guide 3 December 2014 Ove r view of the R osemount 3107 and 3108 The Rosemount 3107 and 3108 are sealed 4–20 mA loop-powered liquid level transmitter s, specifically desi gned for use in waste w ater and effluent treatment plant on aqueous applic ations.
December 2014 4 Quick Start Guide Compone nts o f the transmitter The transmitter has a housing containing advanced electron ics to generate ultraso nic pulses, process the resultant signals, and provide a 4–20mA and HART output. There is a fact ory-fitted cable for th e sign al output and c onnecting an external power supply.
Quick Start Guide 5 December 2014 The transmitter is Double Insulated , and there fore Protective Ear thing is not required. Howeve r , the cable screen should be connec ted (see Figure 9 on page 10 ).
December 2014 6 Quick Start Guide Obstructions in the tank, or well , may ge nera te echoes which can be con fused with the real liqui d sur face ech o. Obstructions within the beam angle gene rate strong false echoes. Whereve r possible, the transmitter should be positione d to avoid false echo es.
Quick Start Guide 7 December 2014 Note T o help with alignment, the ech o size (signal strength) can be indicated on the Ro semount 3490 Se ries Cont rol Unit or a Field Communicator . Flange mounti ng The instrument (acces sory) flanges supplie d by Emerson are ma nufactured from PVC and are a full face design.
December 2014 8 Quick Start Guide Open c hannel flo w installations Mount an u ltrasonic tr ansmitter o ver an area o f clear liqu id. Avoid mo unting the transmitter directly over any inlet stream.
Quick Start Guide 9 December 2014 Note The transmitte r should be free from a situat ion where it is lik ely to 'drown' (ref er to the rele vant standard f or fur ther informa tion) Figure 8. Bottom ref erence of a ‘V’ notch w eir A.
December 2014 10 Quick Start Guide Connec ting the transmitter Note T o comp ly wi th th e C SA req ui rem ents , t h e transmitters must be powered from a R osemoun t 3490 Series C ontrol Unit, or a cla ss 2 or separa te extra-low voltage (SEL V) source.
Quick Start Guide 11 December 2014 Configuration The transmitter can be configured and ve rified using a Field Communicator or a Rosemount 3490 Series Control Uni t. The parameter s in this section are for a sufficient for a basi c level, conten ts (volume), or open channel flo w application.
December 2014 12 Quick Start Guide T ransmitter bottom re fe renc e This is the transm itter’s Bottom R eference sett ing. It is the distance measured vertically along th e ultrasonic beam path from the User Preferred Sensor Reference Point (UPSRP) to t he Zero Level of a tank or a n open channel ( Figure 10 on page 13 ).
Quick Start Guide 13 December 2014 Figure 10. T ank geometr y The process value (e.g. liquid level) i s in dicated in the HART Pr imary Variable (D900), which drives the 4–20 mA output signal.
December 2014 14 Quick Start Guide T ransmitte r primar y variable units (P012) This select s alternati ve display u nits for the HAR T Primary Vari able (PV), which are then reported to a HART Mast er Device such as a Rosemo unt 3490 Series Control Unit.
Quick Start Guide 15 December 2014 Field Communicator or AMS To change the tank shape / non linear profile: 1. From the Home scre en, selec t 2: Configure . 2. Select 2: Manual Setup . 3. Select 3: Profiling . 4. Select 2: Set Non-Linear Profile . 5. Select a new profile , and then press “ Enter ” to save th e sele ct ion.
December 2014 16 Quick Start Guide T ransmitte r scale factor / K-factor (P013) Level measurement When the proces s value (PV) is a level meas urement in meters, feet, or inche s, this parameter con verts the level measurem ent into alternati ve units before being out put.
Quick Start Guide 17 December 2014 Field Communicator or AMS To view or change the scale factor / k- factor: 1. From the Home scre en, selec t 2: Configure . 2. Select 2: Manual Setup . 3. Select 3: Profiling . 4. Select 4: Scale F ac tor P013 or 4: k-factor P013 , depe nding on the Non-Linear Profile selected.
December 2014 18 Quick Start Guide Field Communicator or AMS To view or chan ge the diameter, maxim um height, or power factor: 1. From the Home sc reen, select 2: Configure .
Quick Start Guide 19 December 2014 Profile points 1 to 10 (P030 to P039) These parameters are used to define an irregular-shaped profile for calculating the process value (PV) from a live level reading. See Figure n on page 18 fo r a n e xam ple of how these paramet ers are used.
December 2014 20 Quick Start Guide Figure 12. V olume or flow from 2-stag e weir Rectangular weir V-notc h weir 4–20mA/HART Rose mo unt 3107 or 3108 Profile heig ht (P014) Bottom reference (P010) Ro.
Quick Start Guide 21 December 2014 Product Cer tifications Approved manufactur ing locations Rosemount Inc. – Chanhassen, Minnes ota, USA Rosemount Measurement Limited – Slough, Berkshire, United .
December 2014 22 Quick Start Guide Canadian Standards A ssociation (CSA) I6 Certificate Number: 02 CSA 1352094 X Ex ia IIC Intrinsicall y Safe wh en installed with cert ified barrier meeting transmit ter Entit y parame te rs: Ui=30V, Ii=120mA, Pi=0.82W, Ci=5nF, Li=27uH Temperature Co de T4 at Ta = –40 to 60 ° C or T6 at T a = –40 to 55 ° C.
Quick Start Guide 23 December 2014 6. It is the responsibi lity of the user to ensur e the voltage and cu rren t limits f or this equipment are not ex ceeded. 7. T echnical Data : a. Mate rials of construc tion: UPV C moulded body and front face . P V C sheathed 2 c ore shielded cable .
December 2014 24 Quick Start Guide Figu re 13 . EC decla ration of con formit y cer tifi cate.
Quick Start Guide 25 December 2014.
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Quick Start Guide 27 December 2014.
Emerson Process Management Rose mo unt In c. 8200 Mark et Boulev ard Chanha ssen , MN USA 553 17 T (US) (8 00) 999-9307 T (Intnl) (952 ) 906-8888 F (952) 906-8889 Emerson Process Management Lati n Am .
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 Emerson 3108 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 Emerson 3108 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Emerson 3108 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Emerson 3108 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Emerson 3108, 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 Emerson 3108.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Emerson 3108. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Emerson 3108 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.
