Page 3 - Ster ling Ma te rial Pro cess ing
Tech ni cal ser vice: Ser vice de part mentTele phone: (800) 423-3183 Edi tion: 04/02 Or der con fir ma tion num ber: _ _ _ _ _ _ _ _ _ _ _ 0 2 6- 2 M S STT 500 2 Ster ling Ma te rial Pro cess ing 5200 West Cinton Ave. Mil wau kee, WI 53223 Tele phone: (414) 354-0970 Fax: (414) 354-6421 www.sterlco....
Page 4 - All rights re served.
Ster ling Ma te rial Pro cess ing re tains all rights to change the in for ma tion in theseop er at ing in struc tions at any time with out no tice. We as sume no li a bil ity for any er rors or di rect or in di rect dam age re sult ing in con -text with these op er at ing in struc tions. Copying, t...
Page 5 - TA BLE OF CON TENTS
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 m...
Page 8 - Ge ne ral In for ma ti on; De hu mi di fied Air Dry er
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 withwork on the unit. 0 2 6- 2 M S De hu mi di fied Air Dry er Ge ne ral In for ma ti on 1-1
Page 10 - Ex pla na tions and in for ma ti on; See “Ma nu fac tu rer’s Cer ti fi ca te” resp. “Cer ti fi ca te of Con for mi ty”.
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 the cor re spon ding ex pla na tions lis ted be -low. • Equip ment”Equip ment” can me...
Page 11 - Sa fe ty in struc tions; Knowled ge of the En glish langua ge is pre re qui si te.
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 thedi rect and in di rect ha zards con nec ted with the equip ment. The se ope ra ting...
Page 12 - Ge ne ral
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...
Page 13 - Ap point an equip ment fo re man to be re spon si ble for the equip ment.
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 calshock! When using lif ting 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 o...
Page 14 - Main ten an ce; Be fo re star ting main ten an ce work, ap point a su per vi sor.
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 and ma te ri al! Main ten an ce Be fo re star ting main ten an ce work, ap poin...
Page 18 - Indicator lamp messages:
3.1.2. Flow chart 1 Indicator lamp 2 Valve system 3 Drying chamber 4 Drying blower 5 Return air filter 6 Drying hopper 7 Drying heater 8 Regeneration heater 9 Regeneration blower 10 Regeneration air filter Indicator lamp messages: Green continous light: in process Red continous light: alarm 0 2 6- 2...
Page 20 - ”Shift”
3.3. Vie wing the soft wa re-ver si on Press the “±” -key. & The soft wa re-ver si on will be dis play ed. 3.4. Passwords The entry of a password prevents unauthorised persons from having access to the data enteredinto the control system. Important data can then be entered or modified only after...
Page 21 - Login; Logout; Press the key; Edit; Press the key
Login Press the key “F2" . En ter the pass word.Press the ENTER key. & If the pass word has been en tered cor rectly, the cor re spond ing pass wordlevel is dis played. You can now en ter data into the con trol sys tem or mod ify data which have al ready been en tered. Press the ESC key. Log...
Page 23 - Hop per hea ter X on/off
Hop per X on/off (X = num ber of the dry ing hop per) “on” = re lea sing dry ing hop per X, “off” = bloc king dry ing hop per X Ack nowled ge with the EN TER-key. Hop per hea ter X on/off (X = num ber of the hop per hea ter) “on” = switch on hop per hea ter X, “off” = switch off hop per hea ter X Ac...
Page 25 - If the unit ope ra tes with a re turn air coo ler (op tio nal):; Re turn air cooler Tar get; The cur rent re turn air tem pe ra tu re will be dis play ed.
& If the unit ope ra tes with a re turn air coo ler (op tio nal): Re turn air cooler Tar get En ter the max. per mis si ble re turn air tem per a ture (65 °C max.) (149°. F) Higher tem per a tures arenot al lowed. Ac knowl edge with the EN TER-key. Re turn air coo ler Act. The cur rent re turn a...
Page 26 - Select; ”Hopper”; Press the; Hopper entry X Target; Press the “
3.5.3. Entering hopper values Select ”Hopper” . Acknowledge with the ENTER-key. or Press the ”F4” -key. Hopper entry X Target (X = number of the drying hopper)Enter the drying temperature for hopper flap X (when operating with supplementary heating). Acknowledge with the ENTER-key. Hopper entry X Ac...
Page 28 - ”Status”
3.5.4. Observing processing status Select ”Status” . Acknowledge with the ENTER-key. or Press the ”K1” -key. & The current operation status of individual assembly parts is displayed: e.g.: valve block moved in/moved out/error “moved in” = The upper drying cells are within the drying circuit; the...
Page 29 - Date
3.5.5. Setting date and time & This function is password protected. Press the “K3" -key. Enter the password if requested. Date Press the SHIFT key.By means of the arrow keys, select the desired week-day.By means of the arrow keys, select the shown date.Press the SHIFT key.Enter the desired d...
Page 30 - Contrast
3.5.6. Viewing/changing language and contrast & This function is password protected. Press the “K4" -key. Enter the password if requested. Contrast Press the SHIFT key.By means of the arrow keys, select the adjustment which suits you best. Press the ENTER key. & Depending on the outside ...
Page 31 - ”Parameters”; SHIFT; Pa ra me ters
3.5.7. Changing parameters Select ”Parameters” . Acknowledge with the ENTER-key. or Press the SHIFT -key and the ”K1” -key. Run on time dry ing blow er -- 300 sec. Stan dard set ting: 300 sec onds, changes only af ter con tact ing Ster ling Ser vice. Press the “ â ” key. Pa ra me ters F The values i...
Page 33 - or; Dryer on
3.6. Starting continuous operation When you have carried through all basic settings, you can start with continuous operation. F Make sure that hoppers which are not in use are separated from thedehumidified air supply. Make sure that the set drying temperatures are suited for the materials inthe hop...
Page 34 - ”System runtime”; The runtime of the blowers and the PLC (SPS) is shown in hours.
3.7. Viewing system runtime Select ”System runtime” . Acknowledge with the ENTER-key. or Press the SHIFT -key and the ”F2” -key. Sys tem runtimePLC X.XX h r.-blw r. X,XX h m.-blw r. X.XX h & The runtime of the blowers and the PLC (SPS) is shown in hours. 0 2 6- 2 M S STT 500 Start-up 3-19
Page 36 - Er ror and er ror cor rec ti on; This chap ter is di rec ted at the ope ra tors of the equip ment.
4. Er ror and er ror cor rec ti on » This chap ter is di rec ted at the ope ra tors of the equip ment. This chap ter as su mes ge ne ral skills in dea ling with dry ing sys tems and SPS (PLC) con trol units. This chap ter as su mes that the “start-up” des crip ti on has been read and un -ders tood. ...
Page 40 - Over flow; Over flow w ar ning On/Off
Over flow Press the ”F2" -key. & If the re are more cur rent alarm mes sa ges than can be sa ved, a war ningmes sa ge (= re si du al buf fer rea ched) may be gi ven. This functi on is pass word pro tec ted (Ster ling ser vi ce). Over flow w ar ning On/Off Press the SHIFT-key.By me ans of the...
Page 44 - Check the thrott le val ve.
Tem pe ra tu re Mea su re ment Gra nu les De fec ti ve Hop per X (X = num ber of the dry ing hop per)Check ca bles and sen sor.Check the po wer supp ly.Short cir cuit check. Ex cess Tem pe ra tu re Gra nu les Hop per X (X = num ber of the dry ing hop per)The ma te ri al tem pe ra tu re is too high. ...
Page 45 - not
5. Main ten an ce » This chap ter is in ten ded for per sons with skills in elec tri cal and me cha ni calare as due to their trai ning, ex pe rien ce and re cei ved in struc tions. Per son nel using the in struc tions in this chap ter must be in struc ted of the re -gu la tions for the pre ven ti o...
Page 48 - Dry er off; Wait un til the blo wers have stop ped tur ning.
5.2. Clea ning/re ne wing the air fil ters Press the ”F2” -key. Se lect ” Dry er off ”. Ack nowled ge with the EN TER-key. L Wait un til the blo wers have stop ped tur ning. Switch off the dry er at the main switch. Dis con nect the po wer supp ly. F Open the up per left-hand pa nel (seen from the f...
Page 53 - Blo wer ”re ge ne ra ti on hea ter” / Blo w er ”dry ing hea ter”; Re mo ve the pro tec ti ve grid of the blo wer (po si ti on 3).
Blo wer ”re ge ne ra ti on hea ter” / Blo w er ”dry ing hea ter” Re mo ve the pro tec ti ve grid of the blo wer (po si ti on 3). Loo sen the nut (po si ti on 1). Loo sen and re mo ve the screw (po si ti on 2). Sli de mo tor with car rier flan ge pla te (po si ti on 6) to wards the car rier flan ge h...
Page 54 - High-pres su re blo w ers w ith fre quency con ver ter ope ra ti on; The ope ra ting in struc tions must be fol lo wed.
High-pres su re blo w ers w ith fre quency con ver ter ope ra ti on F Blo wers work wit hout V-belts! 5.4. Dis po sing of the dry ing agent En su re that dry ing cells are ex chan ged by Ster ling or re fil led only when emp ty. Dry ing agents must be dis po sed of in ac cor dan ce with all of fi ci...
Page 55 - Chan ging the bat te ry of the con trol sys tem; The notch on the
5.6. Chan ging the bat te ry of the con trol sys tem » This work may be car ried through only by qua li fied per son nel trai ned in thefield of elec tri cal en gi nee ring. F The bat te ry may be chan ged only with the con trol sys tem swit ched on. Open the con trol box by me ans of the con trol b...
Page 56 - Or der num ber bat te ry:
L Sto re ba ckup bat te ries in a dry and cool pla ce. Ba ckup bat te ries can be sto red for ap prox. 5 ye ars.If ba ckup bat te ries are not trea ted pro per ly, they can ig ni te, ex plo de andcau se se ve re bur ning. & Or der num ber bat te ry: ID 83809 Bat te ries must be dis po sed of in ...
Page 58 - Functio nal des crip ti on; Functio nal des crip ti on 6-1
6. Functio nal des crip ti on » This functio nal des crip ti on is in ten ded for all ope ra ting per son nel of theequip ment. Pre re qui si te for this functio nal des crip ti on is ge ne ral knowled ge of dry ersand SPS (PLC) sys tems. En su re in each case that the ope ra ting per son nel are su...
Page 59 - The dry er is de sig ned for con ti nu ous ope ra ti on.; Dew point de pen dent re ge ne ra ti on sw itch (op tio nal); Functio nal des crip ti on 6-2
6.1. Dry er The dry er ope ra tes with de hu mi di fied air, i.e. the air is not only hea ted but also de hu mi di fied be fo -re flo wing into the dry ing hop per. This prin ci ple al lows plas tic gra nu les to be dried to a re si du almoi stu re con tent as low as 0.002 % (PET gra nu la te). The ...
Page 60 - Functio nal des crip ti on 6-3
6.2. Dry ing hop per (op tio nal) The ma te ri al is dried in the dry ing hop per. The de hu mi di fied air is for ced through the ma te ri al inthe hop per, col lec ting moi stu re in the pro cess. The dry ing hop per must be di men sio ned ac cor -ding to its in ten ded use to en su re that the fi...
Page 61 - A re turn air coo ler im pro ves the ef fi cien cy of the dry ing cells.; Functio nal des crip ti on 6-4
6.3. Re turn air coo ler F A re turn air cooler is gen er ally re quired in cases in which the re turn airtem per a ture is over 65 °C (149°F). A re turn air coo ler im pro ves the ef fi cien cy of the dry ing cells. The re turn air coo ler re du ces the re turn air tem pe ra tu re to a de fi ned va...
Page 62 - Functio nal des crip ti on 6-5
6.4. Hop per hea ters (op tio nal) If dif fe ring dry ing tem pe ra tu res are re qui red in the dif fe rent dry ing hop pers, hop per hea ters mustbe in stal led on the dry ing hop pers. The dry ing tem pe ra tu re of each dry ing hop per can be set cen -tral ly at the dry er. 6.5. Au to ma tic mo ...
Page 63 - Trans port, As sem bly and Sto ra ge
7. Trans port, As sem bly and Sto ra ge » This chap ter is in ten ded for all ope ra ting per son nel of the equip ment. Per son nel using the se in struc tions must be in struc ted in the re gu la tions forthe pre ven ti on of ac ci dents, the ope ra ting con di tions and sa fe ty re gu la tionsand...
Page 64 - w ith a fork lift truck; Push the forks up to the dry er hou sing.
7.1. Trans port and Pac king » Plea se en su re ade qua te car ry ing ca pa ci ty of the lif ting equip ment. Note that the dry er sys tem is top-he avy. Risc of topp ling! The equip ment pass a ri go rous ope ra ting test in the fac to ry and are pa cked ca re ful ly to avoidtrans port da ma ge. Pl...
Page 65 - w ith a w ork shop cra ne; Check if the eye lets are in stal led on the dry er hou sing.
w ith a w ork shop cra ne Check if the eye lets are in stal led on the dry er hou sing. If this con di ti on is met, fas ten the trans port ca bles to the eye lets. If this con di ti on is not met, mount the eye lets and then fas ten the trans port ca bles to the eye lets. Dis as sem ble the eye let...
Page 67 - As sem bly in struc tions; En sure in each case that the per son nel are in formed.
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...
Page 68 - Moun ting of the suc ti on de vi ce for re ge ne ra ti on ex haust air; Re mo ve the side pa nel of the dry er.
8.1. Moun ting of the suc ti on de vi ce for re ge ne ra ti on ex haust air When plas tics are dried which pro du ce ha zar dous ga ses, en vi ron men tal ly sound dis po sal of there ge ne ra ti on ex haust air must be pro vi ded. The throughput of the re ge ne ra ti on blo wer may not be chan ged....
Page 70 - Tech ni cal Data 9-1
9. Tech ni cal Data Ba sic Equip ment · Cen tral ly mo ni to red PLC S7 dry ing con trol sys tem with ope ra tor pa nel OP 7 · Cen tral tem pe ra tu re con trols for all hea ting ele ments to en su re cons tant tem pe ra tu re le vels · Sa fe ty tem pe ra tu re li mi ter for all hea ters · De sig ne...
Page 71 - Tech ni cal Data 9-2
0 2 6- 2 M S STT 500 Tech ni cal Data 9-2 All di men sions are in mm.(in.) Sub ject to al te ra ti on.
Page 72 - Di men si on sheet; Tech ni cal Data 9-3
Di men si on sheet 0 2 6- 2 M S STT 500 Tech ni cal Data 9-3
Page 73 - Spa re parts list; Ot her per sons are not per mit ted to mo di fy or re pair the equip ment.; Spa re parts list 10-1
10. Spa re parts list » This spa re parts list is in ten ded to be used only by trai ned per son nel. Ot her per sons are not per mit ted to mo di fy or re pair the equip ment. 0 2 6- 2 M S STT 500 Spa re parts list 10-1
Page 74 - ID-num ber Des crip ti on; Spa re parts list 10-2
Pos. ID-num ber Des crip ti on 1 95828 Tu bu lar heat ing el e ment 230 V, 3 kW (dry ing, op tional) 93795 Tu bu lar heat ing el e ment 230 V, 2450 W (dry ing, op tional) 85276 Tem per a ture lim iter STB 160-250 °C (320-482° F) (dry ing, op tional) 2 86371 PT 100 (3 m) 3 86363 Spind le mo tor 24 V ...
Page 75 - Spa re parts list 10-3
Pos. ID-num ber Des crip ti on 5 97762 Si li con hose 95819 Pull-but ton 9 85266 Field switch 10 84157 Fil ter unit com ple te 87491 Spa re fil ter mat 11 84494 High-pres su re blo wer HRD 2/5T, 3,3 kW, 400 V/50 Hz 83991 V-belt Op ti onal: S82519 High-pres su re blo wer HRD 2TFU, with fre quen cy co...
Page 76 - Moi stu re sen sor; Spa re parts list 10-4
Pos. ID-num ber Des crip ti on 16 83986 Moi stu re sen sor 0 2 6- 2 M S STT 500 Spa re parts list 10-4 16
Page 77 - Ac ces so ries; S wit ching Ca bi net and Ope ra ting Unit
Ac ces so ries 85241 Di gi tal ti mer (ex tern, op tio nal) 86371 Mul ti plier Pt 100 (3 m) (9.84 ft) 89846 Mul ti plier Pt 100 (6 m) (19.79 ft) 93303 Mul ti plier Pt 100 (9 m) (29.53 ft) 86387 Mul ti plier Pt PT 100 (12 m) ( 39.47 ft) 83015 Mul ti plier Pt 100 (15 m) (49.21 ft) Re turn air co ler (...
Page 78 - E lec tri cal ma nu al; This electrical manual is intended to be used only by Ster
11. E lec tri cal ma nu al » This electrical manual is intended to be used only by Ster ling service personnel and trained personnel authorized by Ster ling. Other persons are not permitted to modify or repair the equipment. ¨ Con nec ti on dia gram no.: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ¨ Cur rent ly...
Page 81 - Entering Values; Step; Confirm your input with; Close the screen by pressing; General procedure
1 OP7, OP17 09/96 3.3 Entering Values In input fields, values can be entered on the OP and transferred to the PLC.To do this, proceed as follows: Step Procedure 1 Branch initially to the screen yourequire and then to the corresponding screen entry. 2 Using the arrow keys, select the input field you ...
Page 82 - Entering Numerical Values; limit values; Decimal places
2 OP7, OP17 09/96 3.3.1 Entering Numerical Values In fields that allow the operator to enter a numerical value, you enter the nu-merical value character by character using the keypad on the system key-board. If there is a value in the field already, it is cleared completely from the fieldwhen the fi...
Page 83 - Entering Alphanumeric Values; and; Press; General Operation
3 OP7, OP17 09/96 3.3.2 Entering Alphanumeric Values With the input of alphanumeric values, digits and letters are mixed. For the numerical components of the input, proceed as described in section3.3.1. If, however, you wish to enter a letter at the current cursor position,you must enable the corres...
Page 85 - Entering Symbolic Values; Select the value you require using the arrow keys.
5 OP7, OP17 09/96 3.3.3 Entering Symbolic Values When you enter a symbolic value, text is displayed instead of the value. If afield has to be filled by entering symbolic values, take the value from a list ofoptions. To do so, proceed as follows: Step Procedure 1 In the input field pressShift LED is ...
Page 86 - Acces so ries
Acces so ries Flap con trol with Fuzzy-Lo gic Ster ling Ma te rial Pro cess ing B G 0 0/ 0 1
Page 87 - Con trol unit “flap”; = “Quick clo sing”; Flap con trol with Fuz zy-Lo gic
F Obser ve that the hop per is not swit ched off af ter the flap has clo sed. Tur ning hop per off: see chap ter “start-up, tur ning the de vi ces on/off”. Con trol unit “flap” Switch po si tion: 0 = “Quick clo sing” flap clo ses quick 1 = “Slow clo sing” flap clo ses con tro lled 2 = “Au to ma tic ...
