Sterling STT 110 manual

Op er ating In struc tions De hu mid ified air dryer STT 110 STT 160 5 0 6 - 2 M S Ster ling Ma te rial Pro cess ing[...]

Tech ni cal ser vi ce: Ser vi ce de part ment Tele phone: ( 800) 423-3183 Edi ti on: 04/02 5 0 6 - 2 M S STT 110 / STT 160 2 The se ope ra ting in struc tions are for*: (* Please fill in per son ally) Se ri al num ber: Year of ma nu fac tu re: Date of de li very: Num ber of de li very: Date of com mis sio ning: Lo ca ti on: Group of ma chi nes: Ste[...]

Ster ling Ma te rial Pro cess ing re tains all rights to chan ge the in for ma ti on in the se ope ra ting in struc t ions at any time wit hout no ti ce. We as su me no lia bi li ty for any er rors or di rect or in di rect da ma ge re sul ting in con - text with the se ope ra ting in struc t ions. Co py ing, trans la ti on or pub li ca ti on in any[...]

Ta ble of con tents 1. Gen eral In for ma tion ....................................................... 1-1 1.1. Warn ings and sym bols ............................................. 1-2 1.2. Ex pla na tions and in for ma tion ....................................... 1-4 1.3. Le gal ba sis ...................................................... 1-4 1.4[...]

6.1. Gen eral In for ma tion ............................................... 6-2 6.2. Dry ing Hop per (Op tional) ........................................... 6-5 6.2.1. Hop per Heater ............................................. 6-6 6.3. Con nec tion to a Pneu matic Con vey ing Sys tem (Op tional) ................ 6-7 6.4. Re turn Air Cooler (Op t[...]

1. Ge ne ral In for ma ti on » The se ope ra ting in struc tions are ad dres sed to all users of the de vi ce. The se ope ra ting in struc tions must be used by every per son char ged with work on the unit. 5 0 6 - 2 M S STT 110 / STT 160 Ge ne ral In for m a ti on 1 - 1[...]

1.1. War nings and sym bols The fol lo wing war nings and sym bols are used in the se ope ra ting in struc tions: » This sym bol in di ca tes dan ger to life! Fa tal or se ri ous in ju ry is pos si ble if the cor re spon ding in struc tions, re gu la tions or war nings are not ob ser ved. L This sym bol in di ca tes that se ri ous in ju ry is pos [...]

When dis pos ing of dry ing agents / bat ter ies / oil, ob serve all of fi cial rules. Cau tion: High noise pol lu tion ! For all work on the equip ment, hear ing pro tec tion should be worn. Avoids im pair ment of hear ing! Cau tion: Dan ger of crush ing ! Dis con nect the equip ment from mains sup ply be fore start ing mainenance pro ce dures. Al[...]

1.2. Ex pla na tions and in for ma ti on Va ri ous terms and de sig na tions are used in the se ope ra ting in struc tions to en su re cla ri ty. The re - fo re plea se note that the terms used in the text stand for t he cor re spon ding ex pla na tions lis ted be - low. • Equip ment ”Equip ment” can mean an in di vi du al unit, a ma chi ne o[...]

2. Sa fe ty in struc tions » The se sa fe ty in struc tions ap ply to all per sons wit hin the ran ge of ac ti on of the equip ment. Plea se in form all per sons wit hin the ran ge of ac ti on of the equip ment of the di rect and in di rect ha zards con nec ted with the equip ment. The se ope ra ting in struc tions are to be used by all per sons a[...]

2.1. For your sa fe ty Ge ne ral The ope ra ting per son nel of this equip ment must be at least 16 ye ars old. Plea se read the se ope ra ting in struc tions ca re ful ly be fo re ta king into ope ra ti on for the first time. Con tact us should que stions ari se. This avoids in ju ry and da ma ge to equip ment! The se ope ra ting in struc tions mu[...]

As sem bly Com pa re the con nec ted lo ads with tho se of the mains supp ly. Dan ger of in ju ry through elec tri cal shock! When using lif ti ng gear, plea se ob ser ve the per tai ning re gu la tions. Cau ti on: Dan ger of ac ci dents! Do not mo di fy, add ot her equip ment or chan ge the de sign of the equip ment wit hout the ap pro val of the [...]

Ope ra te the dry er only if the re is at least one dry ing hop per ope ra ting. This will pre vent da ma ge of ma te ri al! When dry ing plas tics which emit ga ses dan ge rous for hu man he alth, take care that the re ge ne ra - ti on ex haust air is dis po sed of wit hout pol lu ting the en vi ron ment. This will pre vent dan ger to peo - ple an[...]

2.2. For the sa fe ty of the de vi ces Ne ver chan ge set tings wit hout ca re ful ly as ses sing the con se quen ces. Use only ori gi nal Ster ling spa re parts. Ob ser ve the main ten an ce in struc tions. Keep a re cord of all main ten an ce works and re pairs. Plea se note that elec tro nic com po nents can be da ma ged by sta tic disch ar ge. [...]

3. S tart up » This chap ter is ad dres sed to the ope ra tors of the ma chi ne. This chap ter as su mes ge ne ral skills with dry ing equip ment. This chap ter as su mes that the functio nal des crip ti on has been read and un - ders tood. It must be en su red that the ope ra tors have the re qui red ex pe rien ce. F Make sure that the main switc[...]

3.1. In iti al Ope ra ti on Check whet her the in let of the dry ing hop per is clo sed by a blind lid, or whet her a con vey or unit (op tio nal) is in stal led. If not, ma nu fac tu re a suit ab le blind lid and in stall it on the in let of the dry ing hop per or in stall the con vey or unit (op tio nal). F At tach ments which are not supp lied b[...]

Turn the re lea se swit ches “Hop per” (ST1 - ST6) at “I” po si ti on. Turn the thermo reg u la tor to +80 °C (176°F) for the dry ing tem per a ture. Press the “PGM” key. Set by me ans of the ar row keys the dry ing tem pe ra tu re to “80". Af ter 2 se conds the dis play flas hes and the va lue is sto red. Press the “EXIT” [...]

3.2. Con ti nu ous Ope ra ti on F Fill at least half of the dry ing hop per with ma te ri al. 3.2.1. Swit ching the Dry er on Switch on the main switch of the dry er. & The sig nal lamp “po wer” goes on. For ope ra ti on with ti mer clock (op tional): Turn the re lea se switch “Ti mer” at po si ti on: For ope ra ti on w it hout ti mer c[...]

3.2.2. Set ting the Dry ing Tem pe ra tu r e Turn the re lea se swit ches “Hop per” (ST1, ST2) at “I” po si ti on. For each dry ing hop per, set the re qui red dry ing tem pe ra tu re (= de si red va lue) by me ans of the re - spec ti ve ther mo re gu la tor. Check whet her the set dry ing tem pe ra tu re is ap pro pria te for the ma te ri [...]

Op ti mi zing the ther mo re gu la tor Press the “EXIT” key for at least 2 se conds. “tunE” flas hes. The op ti mi za ti on can take se ve ral mi nu tes. If “tunE” stops flas hing, the op ti mi za ti on is fi nis hed. Press the “EXIT” key. 5 0 6 - 2 M S STT 110 / STT 160 S tart up 3 - 6 EXIT EXIT PGM K1 K1 K2 K2 K3 K3 tunE 60 EXIT E[...]

3.3. Swit ching the Dry er off Set the re lea se switch “Ti mer” at po si ti on: L Wait un til the blo wer has stop ped. The run on time of the blo wer is 10 mi nu tes. If the re is a re turn air coo ler in stal led, switch off its coo lant cir cuit. Switch off the main switch of the dry er. & The sig nal lamp “po wer” goes off. 5 0 6 -[...]

4. Er ror and er ror cor rec tion » This chap ter is di rected at the op er a tors of the equip ment. This chap ter as sumes gen eral skills in deal ing with dry ing sys tems. This chap ter as sumes that the “start-up” de scrip tion has been read and un - der stood. It should be en sured in each and ev ery case that the op er a tors have the r[...]

The fol low ing er rors can lead to an alarm: Blower The pres sure of the blower is too low. Check the blower. Vac uum sen sor de fec tive. Re gen er a tion heater 1 The safety tem per a ture lim iter of the re gen er a tion heater 1 has been ac ti vated. Check the safety tem per a ture lim iter. Ster ling Ser vice. Re gen er a tion heater 2 The sa[...]

5. Main te nance » This chap ter is in tended for per sons with skills in elec tri cal and me chan i cal ar eas due to their train ing, ex pe ri ence and re ceived in struc tions. Per son nel us ing the in struc tions in this chap ter must be in structed of the reg - u la tions for the pre ven tion of ac ci dents, the op er at ing con di tions and[...]

F Please ob serve the main te nance sched ule. Be fore start ing main te nance work, clean the equip ment of oil, fuel or lu - bri cant. En sure that ma te ri als and in ci den tals re quired for op er a tion as well as spare parts are dis posed of prop erly and in an en vi ron men tally sound man ner. Use only orig i nal Ster ling spare parts. Kee[...]

5.1. Main te nance sched ule Daily: Check warn ing signs on equip ment for good leg i bil ity and com plete ness Clean re turn air fil ters and cas ing (de pend ing on dust build-up) Weekly: Check main switch for proper func tion Check the sig nal lamps for proper func tion ing Ev ery six months: Change re turn air fil ters (de pend ing on dust bui[...]

5.2. Cleaning or Re placing the Air Fil ter Set the re lease switch “Timer” at po si tion: L Wait un til the blower has stopped. The run on time of the blower is 10 min utes. If there is a re turn air cooler in stalled, switch off its cool ant cir cuit. L Switch off the main switch of the dryer (the sig nal lamp “power” goes off). In ter ru[...]

5.2.1. Cleaning or Re placing the Re turn Air Fil ter STT 110 / STT 160 De tach the nut on the hous ing of the re turn air fil ter and re move the hous ing cover. Re move the nut of the fil ter car tridge. Re move the f il ter car tridge. Clean the in side of the re turn air fil ter hous - ing. Use non-fi brous clean ing cloths or an in dus trial t[...]

5.3. Dis posing of Drying Agents Please note that dry ing cells are re placed or re filled by Ster ling only if they are empty. When dis pos ing of dry ing agents, ob serve all of fi cial rules. Since used dry ing agents may con tain im pu ri ties from the dried ma te ri - als, treat them as spe cial waste. & It is not pos si ble for Ster ling [...]

5.4. Cleaning the Drying Hop per Set the re lease switch “Timer” at po si tion: L Wait un til the blower has stopped. The run on time of the blower is 10 min utes. If there is a re turn air cooler in stalled, switch off its cool ant cir cuit. L Switch off the main switch of the dryer (the sig nal lamp “power” goes off). In ter rupt the main[...]

ST 25 Open the tog gle-type fas ten ers (A) at the hop per lid and fold the hop per lid up wards (if in use: re move be - fore the sin gle con veyor). Clean the dry ing hop per. Close the hop per lid and close the tog gle-type fas ten - ers (A) (if in use: re-mount the sin gle con veyor). F Re move any gran ules re main ing in the clean ing open in[...]

ST 60 - ST 1600 Open the clean ing open ing of the dry ing hop per: Lift and turn the han dle (A) to open the lock, if in use: re move be fore the sin gle con veyor (ST 400 - ST 1600: 2 han dles). Clean the dry ing hop per. Close the clean ing open ing of the dry ing hop per: Turn the han dle (A) un til the clean ing open ing is locked and then clo[...]

6. Functio nal des crip ti on » This functio nal des crip ti on is ad dres sed to the ope ra tors of the equip ment. This functio nal des crip ti on as su mes ge ne ral fa mi lia ri ty with dry ing equip - ment. It should be ve ri fied that the ope ra tors do in deed have the ap pro pri ate skills. 5 0 6 - 2 M S STT 110 / STT 160 Functio nal des c[...]

6.1. Ge ne ral In for m a ti on The de hu mi di fied air dry ers were de ve lo ped for dry ing plas tic gra nu les. Due to their com pact con - struc ti on, they can be em ploy ed next to the pro ces sing ma chi ne (dry ing hop per on the pro ces sing ma chi ne) or with one or more dry ing hop pers as a mo va ble fa ci li ty (com pact fa ci li ty).[...]

All functi on se quen ces are ful ly au to ma tic. The dry er is equip ped with two dry ing cells. One dry ing cell is part of the dry ing cy cle; the ot her dry ing cell is re ge ne ra ted si mul ta ne ous ly. Part of the de hu mi di fied air is used for re ge ne ra ting the moist dry ing cell. At the be gin ning of re ge - ne ra ti on, it is hea [...]

A di gi tal dis play of the cur rent dew point tem pe ra tu re can be supp lied as ad di tio nal equip ment. As an op ti on, a ti mer clock can be supp lied which swit ches the dry er on or off at pre se lec ted ti mes. F Read the ope ra ting ma nu al of the ti mer clock. 5 0 6 - 2 M S STT 110 / STT 160 Functio nal des crip ti on 6 - 4 Ope ra ting [...]

6.2. Dry ing Hop per (Op t io nal) The ma te ri al is dried in the dry ing hop per. The de hu mi di fied air is con duc ted through the ma te ri al in the dry ing hop per and ta kes up moi stu re. Dry ing hop pers must have the ap pro pria te di men sions for their spe ci fic use so that the de si red fi nal moi stu re con tent is rea ched. When re[...]

6.2.1. Hop per Hea ter Each dry ing hop per has its own hop per hea ter. The tem pe ra tu re of the de hu mi di fied air is ad jus - ted by me ans of the ther mo re gu la tor. The set ting ran ge is from +60 - +180 °C. The cur rent tem pe - ra tu re can be read off the di gi tal dis play (= ac tu al va lue). F The ther mo re gu la tor is fac to ry[...]

6.3. Con nec ti on to a Pneu ma tic Con vey ing Sys tem (Op tio nal) Your dry ing fa ci li ty works best in com bi na ti on with a pneu ma tic con vey ing sys tem. In this way, your dry ing hop per will al ways be supp - lied with suf fi cient ma te ri al. The fa ci li ty will only take as much ma te ri al as is re qui red by the pro ces sing ma ch[...]

7. Trans port, As sem bly and Stor age » This chap ter is in tended for all op er at ing per son nel of the equip ment. Per son nel us ing these in struc tions must be in structed in the reg u la tions for the pre ven tion of ac ci dents, the op er at ing con di tions and safety reg u la tions and their im ple men ta tion. En sure in each case tha[...]

7.1. Tansport and Packing » Please en sure ad e quate car ry ing ca pac ity of the lift i ng equip ment. Note that the dryer sys tem is top-heavy. Risc of top pling! F The ma chine must not be tilted or laid on its side. The equip ment pass a rig or ous op er at ing test in the fac tory and are packed care fully to avoid trans port dam age. Please[...]

7.2. As sem bly » Please en sure ad e quate car ry ing ca pac ity of the lift i ng equip ment. Check the car ry ing ca pac ity of the point of in stal la tion, par tic u larly if in stalled on a plat form. The place se lected for in stal la tion should be as free of vi bra tions as pos si ble. The main switch must be freely ac ces si ble. Ground t[...]

8. As sem bly in struc tions » These in stal la tion in struc tions are in tended for per sons with skills in elec tri - cal and me chan i cal ar eas due to their train ing, ex pe ri ence and re ceived in - struc tions. Per son nel us ing these in stal la tion in struc tions must be in structed in the reg - u la tions for the pre ven tion of ac ci[...]

8.1. In stal la tion of the exhauster fan for re gen er a tion of ex haust air When plas tics are be ing dried that re lease harm ful gases dur ing the dry ing pro cess, care must be taken that the re gen er a tion ex haust air is dis posed of in an en vi ron men tally sound way. At the same time the through put of the re gen er a tion blower must [...]

8.3. Elec tri cal Con nec tion » The elec tri cal con nec tion of the dryer and of the hop per heat ers may only be car ried through or as signed by Ster ling ser vice staff or by qual i fied staff au - tho rized by Sterling. Other per sons are not per mit ted to carry through t he elec tri cal con nec tion. Ob serve the rules of the lo cal elec t[...]

8.4. Con nec tion of Re turn Air Cooler (O p tional) F A re turn air cooler must be em ployed if the re turn air tem per a ture is higher than +65 °C (149°F). You can con nect the re turn air cooler to a cool ant cir cuit or to the wa ter mains net work. The wa ter flow rate in the wa ter mains net work * is for: STT 110 .........................[...]

9. Technical Data 9.1. STT 110 amount of de hu mid i fied air: ............................. max. 110 m 3 /h (3,8846.1 cf/h) op er at ing volt age: ............................................... 400 V/3 AC/50 Hz spe cial volt ages can be sup plied on re quest con nected load: ......................................................... 3.2 kW cal o r[...]

9.2. STT 160 amount of de hu mid i fied air: ............................. max. 160 m 3 /h (5,650.35 cf/h) op er at ing volt age: ............................................... 400 V/3 AC/50 Hz spe cial volt ages can be sup plied on re quest con nected load: ......................................................... 3.6 kW cal o rific value (dry in[...]

9.3. Di men sion Sheet 5 0 6 - 2 M S STT 110 / STT 160 Technical Data 9 - 3 Di men sions and data with out ob li ga tion. Di men sions in mm. (in.) Spec i fi ca tions may be sub ject to al ter ations.[...]

10. Spare parts list » This spare parts list is in tended to be used only by trained per son nel. Other per sons are not per mit ted to mod ify or re pair the equip ment. 5 0 6 - 2 M S STT 110 / STT 160 Spare parts list 10 - 1[...]

STT 110 / STT 160 Pos. ID-num ber De scrip tion 1 85677 blower STT 110 85367 blower STT 160 2 94233 seal ing 3 85323 diffusor 4 96196 desiccant 5 23918 seal ing 6 88366 fil ter car tridge, when op er at ing wit hout re turn air cooler 88628 fil ter car tridge, when op er at ing with re turn air cooler 7 85819 guide roll with fix ing de vice 85820 g[...]

Re turn air cooler (op tional) 29786 re turn air cooler 83972 hose Hop per heater 85343 ra di a tor 1,5 kW 84512 ther mal breaker 85652 tem per a ture lim iter 85338 ra di a tor 3,0 kW 84510 ther mal breaker 85652 tem per a ture lim iter 85363 ra di a tor 6,0 kW 84509 ther mal breaker 85652 tem per a ture lim iter 85651 ra di a tor 9,0 kW 84508 the[...]

Op er ating unit Pos. ID-num ber De scrip tion 1 82368 main switch 2 82394 LED el e ment, green 82393 cap 82495 fix ing adapter 3 82494 LED el e ment, white 82392 cap 82495 fix ing adapter 4 26207 dew point dis play (op tional) 5 82395 se lec tor switch ac tu a tor 82490 con tact el e ment 6 87454 thermo reg u la tor TT1 - TT6 7 85241 timer clock ([...]

Con trol unit 86376 mo tor 85675 ra di a tor 2.4 kW 95819 pull-but ton 87440 con tact el e ment 83975 con trol ler 85275 tem per a ture lim iter 88914 contactor 87933 power sup ply 83647 cut-out 88907 ter mi nal 99815 fuse 84982 re lay holder 84983 re lay 83624 ter mi nal 84512 ther mal breaker STT 110 84511 ther mal breaker STT 160 84159 aux il ia[...]

11. Elec tri cal man ual » This elec tri cal man ual is in tended to be used only by Ster ling ser vice per son - nel and trained per son nel au tho rized by Sterling. Other per sons are not per mit ted to mod ify or re pair the equip ment. o Con nec tion di a gram no.: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ o Cur rently not avail able; wil[...]

12. Ac ces sories o Ba sic set ting thermo reg u la tor o Dig i tal timer o Spare parts list Dry ing Hop pers ST 25 - ST 6400 o _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ o _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 5 0 6 - 2 M S STT 110 / STT 160 Ac ces sories 12 - 1[...]

Ba sic set ting thermo reg u la tor » This in for ma tion is in tended to be used only by Ster ling ser vice per son nel and trained per son nel au tho rized by Sterling. Other per sons are not per mit ted to mod ify or re pair the equip ment. Set tings, if tem per a ture is dis played in C° Code C111 0 0 0 0 C112 2 0 0 0 C113 0 5 3 4 C114 1 0 0 [...]