engage ii: temperature monitor 3011R-17X-0001 terminal assignments description connector pin # (v+) sup p ly v o ltage posit ive termin al 4 (v-) su pp ly voltag e n e g a tive termin al 8 key sw itch (+ ): w hen v+ is app lie d this s w i t ch operates th e gau ge d i spl a y . 6 mosfet out put: mo s f et (0.5a) ope n dr ain t y pe i n tern all y tied to v-. 7 inpu t: input for resistance base d temper a t ure send er. 5 hour meter enable (+): w h en v+ appli ed, ac cumul a tion of time occurs w h en ke y s w itch on. 3 technical specifications o p eratin g voltag e ran g e 12 v nomin al volt age, + / - 25% o p eratin g cu rren t r a n g e nominal- 19 ma, maximum 35 ma. values re flect ke y s w itc h in "on" positi o n displa y : lc d w i t h 1 0 -seg m ent bar and 5 di git num e r ic (5mm high) hour me te r ra nge & re s o lutio n : 99,999 t o tal hours t e mp eratu r e sen d er: 495 o h ms-40 ? c; 46 ohms- 12 0 ? c hard w are: mountin g bracket pa ne l cutout: 52 mm / 2 1/16" diamet er sh o ck sae j 1378 amplit ude 44-5 5 g, half si ne, 9-13 ms d u r ation vibr a t ion sae j 1 3 7 8 d o u ble amp l itu de of 1.53mm w i t h freque nc y s w e ep for 1 0 -80- 1 0 hz (20 g m a x) at 1 mi nut e interva ls sto rag e t e mp eratu r e: -50 c to + 90c o p eratin g t e mp eratu r e: -40c to + 85c humidity : 95 % rh (no n -co nde nsin g) ip rating: 65 f r ont & rear w i th amp conne ctor install ed 1
maintenance t he eng age? ii 3000 seri es i s not servicea b le. safety instructions t h is instrument w a s man u factured a nd te sted accord ing to th e app lica b l e technic a l stan dar ds. it compli es w i th all the safet y re gul ations as sh ipp ed from the factory. installation a nd startup mus t be performed b y ski lle d perso nne l. f a ilure to ins t all an d op erat e the unit i n ac corda n ce w i t h these i n structions ma y re sult in dam ag e or inj u r y . if safe opera t ion of the instr u ment can n o l ong er be ensur ed, stop and sec u re it a gai nst accid ent al oper ation. if instrument failur e or malfu n ction ma y ca u s e perso nal i n j u r y or materia l da mage, use a d d i tion al safet y me asur es such as lim i t s w itches, g u a r ds, etc. read the o p eratin g instructions car e full y b e fore startup. note the safet y instru ctions marked w i th th is w a rning sy mbol in this manual. guarantee curtis instrume nts? prod ucts and/or comp on e n ts are guar ante ed ag ainst defects i n w o rkm ans hip and material for a p e rio d of t w o ye ars, or as defin ed in the indiv i d ual pr od uct literatur e, from date of shi p ment from our factory, w h en ap pl ie d in a pro per a pplic atio n w i t h in s pecifi e d ratings. t h is guara n tee is lim i t ed to repa ir or repl ac ement f . o . b. o u r factor y . t here is no further w a rra nty or imp lie d re prese n tatio n , guara n tee, promise or agr eeme n t as to an y c u rtis instru ments prod uct and/or compo nent. cu rtis instruments, inc., cann ot assume respons ibi lit y or accept inv o i c es for una uthoriz ed r epa irs to its products an d/or compo nents, e v en thou gh d e fective. in no ca se w i ll curtis instrume nts? respo n sib i l i t y e x te nd to pr oducts, compo nents or equi pment n o t of its manufacture. under no circumstances shall curtis instruments, inc. be li abl e for an y sp ecia l or co nseq ue ntial d a m ages or loss of profits o r other dama g e s . returned g o ods w i l l not be acc epte d unl ess id entif ied b y a c u rtis return material a u thor izatio n (rma ). all spec ificatio ns are subj ect to chan ge w i th out noti c e. sender troubleshoot temperature function pr oble m po ssib l e cau se no disp la y t e rminals not conn ected. improper vo lta g e . stay s at high instrument volt age d oes n o t match batter y voltag e. v+ conn ected to w r ong termi nal. stay s at lo w instrument volt age d oes n o t match batter y voltag e. v+ conn ected to w r ong termi nal notes 1. mating c onn ec tor; 8-pin amp , p/n 7948 21- 1 w i t h ul rating 94v-0. interface seal, p/n 794 77 2-0. w i re seal 7 947 58-1, pi n s p/n770 90 4- x for #18- 24 aw g . 2. material: case-poly c ar bonate, lens-clear pol ym eth y lmet hacr y l a t (pmma) cove r, overl a y and m ounti ng br acke t-pol ycar bon ate. 3. t his unit is desig ned for a mounti ng pa n e l thickness of 0. 8mm-6.4mm. 4. pane l cutout: 52mm diam e t er dash p ane l hol e. 2
installation ca ution! bracket has b e en des ig ned to remain secure d to the gau ge u pon proper installation. once instal led correctly , attempts to remove brac ket from gaug e ma y resu lt in dama ge to the bracket. curtis eng a g e ? ii instruments are mounte d in a 52mm ro u nd cutout. serr ations o n the barrel of the ga uge, comb in ed w i th th e mounti ng br acket provid ed, in sure fast and troubl e free ins t allati on. t o insure pro per install a tio n , the 2 lockin g tabs on eith e r sid e of the inn er dia m eter of the bracket shou ld alig n w i th th e serratio n s on th e barre l of the gau ge (se e dra w i ng abov e). next, sli de the bracket over th e barre l of the gau ge a nd press it firml y a gai nst back of pan el. you shou ld h ear th e tab slid in g ov er the serrations. curtis eng a g e ? ii mates w i t h an 8-p in am p conn ector (amp pins p/n 77 0 904- x f o r #18- 24 aw g p/n 7948 21- 1). a preass e mbl ed mating co nn ector kit (curtis p/n 1763 33 08- 03= amp) w i t h crimp-con nect terminate d w i r e s (appr o x . 12 7mm in le ngth) is also av ail abl e. output and warni ng led func tio n led ac t i va t e d fet ope ns t e mperature rmb rmb key 1. rmb = right most lcd bar 2. lmb = left mo st lcd bar. installation pr ocedure 1. mount unit i n standar d sa e round cut out. 2. connect su ppl y vo ltag e to pins i ndic a ted: (v+ ) pin 4, (v-) pin 8. 3. connect p i n 6, as appro p ri ate for ke y s w it ch, to ena ble gau ge displ a y . 4. connect p i n 5 as appro p ri a t e to input resis t ance base d sen ders . 5. connect p i n 3 as appro p ri a t e to activate the hour meter. 6. connect p i n 7 to an appr op riate contro ller for audi o, visual, h o rn, or other w a rn ing devic e (loa d). caution : max curr ent dr a w on w a rni ng devic e is 0.5 a m p s . 3
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