Instruction/ maintenance manual of the product LTR-512 Lathem
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LTR4-512 LTR8-512 LTR8-512M MASTER CLOCK Ins tal le r’ s Guid e.
THIS EQ UIPMENT COMPLIES WITH FCC CLASS-B REQ UIREMENTS PUR SUAN T SUB PAR T J OF PART-15 This device c om p lie s with Part 15 of the FCC Ru les. Operati on is subject to the follow ing two c on diti.
Table of C ontents W ELCOM E 1 P ARTS L IST 2 M OUNTI NG THE M ASTER 3 Su rfa ce Mou n t ...........................................................................................................................3 Sem i-F lu sh Mo u nt................
[4] = Pro gram Sc hed u les ..........................................................................................................18 [5] = Sch edu le Ch anges ........................................................................................
LTRx -512 I ns t al l er ’s Gui de 1 Welcome This Install er’s Guide covers three differ ent M aster Cl ocks . The LTR4-512, the LTR8-512 and the LTR8-512M .
LTRx -512 I ns t al l er ’s Gui de 2 Parts L ist Pl ease chec k t hat y o u r ecei ved al l t h e part s needed t o set up y o ur Master : • Master Cl ock (r eady t o surf ace m o unt) • User’.
LTRx -512 I ns t al l er ’s Gui de 3 Mounting the Ma ster The Master co m es ready t o surf ace m o unt o n the wal l . Ho wever, y o u can al so i nstal l t he Master i n a st an dard 19" rack.
LTRx -512 I ns t al l er ’s Gui de 4 To surface m ount t he Master • Pl ace t he Master o n i t s bac k wi t h t he di spl ay uni t f aci ng up and the key pad t o t he ri ght • Rem o ve t he t wo screws f r o m j ust above t he di spl ay uni t • Li f t t he di spl ay uni t u p and away f ro m y o u.
LTRx -512 I ns t al l er ’s Gui de 5 t he rib bon cab l e plugged i n. For Sem i-F lus h m ount s, r em o ve the green comm un ic ations pl ug f r om the back of the di spl ay uni t, so it can si t fl at agai ns t t he wal l . Swi ng the t wo hoo ks o n t he back of the uni t up an d hoo k t hem o ve r t he bot t o m edge o f the bac k box.
LTRx -512 I ns t al l er ’s Gui de 6 Rack Moun t The LTR8-512 and LTR8-512M co m e wi t h t wo L-shaped b r ackets (o pt i o nal o n t he LTR4-512) so y o u can i nstal l y o ur Mast er i n a standa.
LTRx -512 I ns t al l er ’s Gui de 7 • Usi ng these sam e screws, at t ach an “ L” b racket (o r ear) • Repeat t o at t ach t he o t he r ear • Mount t he un i t in t he rack • Fol l o w.
LTRx -512 I ns t al l er ’s Gui de 8 Note: UL regulations require that you do NOT place high voltage (120V) an d low voltage communication cables in the same conduit or through the same knockout hol.
LTRx -512 I ns t al l er ’s Gui de 9 Wiring the Master • W i re t he di spl ay panel and po wer r el ay uni ts for bel l co ntro l and cl o ck sy nch r o ni zati o n.
LTRx -512 I ns t al l er ’s Gui de 10 • W e reco m me nd usi n g st randed wi re i nsi de t he Po wer Suppl y Bo x. St randed wi r e al l o ws f o r a fi rm conne ction to t he Qui ck Co nn ect t ermi n al s. St r ande d wi res are al so l ess l i kel y t o i nter f er e wi t h t he rel ay board co mpone nts.
LTRx -512 I ns t al l er ’s Gui de 11 Setting up the Ma ster If you will use th e M aster to sync clock s, you must fir st use rel ays #7 & #8 (term inal block P1) for synching.
LTRx -512 I ns t al l er ’s Gui de 12 [3][3 ][2][5][3][7 ] PASSWORD: 332537 [#] ADMINISTRATOR PASSWORD ACCEPTED Retur n to t i m e and date di spl ay af t er 3 seco nds Not e t hat i f y o u sto p u.
LTRx -512 I ns t al l er ’s Gui de 13 Enable the Relays • Use Fun ct i o n [6] t o en abl e an y co ntr o l r el ay s t hat y o u wan t t o use The Enab l e Ci rcui t s f unction onl y ena bl es y o u t o use cert ai n rel ay s. It d oes no t t urn t hem o n.
LTRx -512 I ns t al l er ’s Gui de 14 [#] SYSTEM TYPE CODE: NN If y o u are usi ng an LTR8-512 o r LTR8-512M and y o u chose a CLOC K1 ty pe o t her t han 00, you wi l l see SELECT CLK2 CODE: NN [0].
LTRx -512 I ns t al l er ’s Gui de 15 Auto Test the Bell s Use t he Auto Bel l T est f eatur e t o t ur n on al l bel l r el ay s o nce per mi n ut e at t he start o f each m i nut e. Once y o u start t hi s f uncti o n, y o u can t est t he conti nui ty o f y o ur bel l wiri n g ci r cui t s.
LTRx -512 I ns t al l er ’s Gui de 16 You cann o t ch o ose fun ct i on [B] di r ectly . T o enter Comm un ica t i o ns, press [#][ 9][0] [0] [#] Press Di spl ay [#] SELECT FUNCTION CODE [9] Press [.
LTRx -512 I ns t al l er ’s Gui de 17 Functions Def ine d [#] St art s t he Pro gr am m in g Functi o ns an d Co nf i rm s Entr i es [*] Ends Pro gram f unc t i o ns an d/o r Cancel s Entri es (exce pt t he “ Qui ck Check”) Quick Check Comm ands Qui ck Check comm an ds dis play sy stem i nf o rma t i o n f o r about 2 seconds.
LTRx -512 I ns t al l er ’s Gui de 18 Onc e y o u enter your passwo rd, y o u can now pro gram y o ur Master unti l it det ect s t hat y o u ha ve n’ t pressed a key f o r 5 m i n ut es.
LTRx -512 I ns t al l er ’s Gui de 19 [5] = Schedule Chan ges Use Sche dul e Chan ges t o run sch edul es at a cert ai n date and tim e. Thi s f unc t i o n wo rks m uch l i ke t he Bel l Schedul e Fun ct i o n [4]. E nter your password, t hen press [#][ 5][# ].
LTRx -512 I ns t al l er ’s Gui de 20 setup i n f unction [4]=PROGRA M SCHEDULE. E nter y o ur passwo rd, t hen press [#][ 8][#] t o ch an ge a schedul e [9] = Sync Clock s Use t hi s f uncti o n t o quic kl y sy nch ro ni ze any secondary cl o cks.
LTRx -512 I ns t al l er ’s Gui de 21 [D] = Time Calibr ation (Av ai l abl e wi t h Fi rm ware Versi o n 5.02) The Cry st al Osci l l at o r t ha t pr ovi des t he Ti me Base f o r t he Master Cl ock i s o pt im i zed f o r o perat i o n at 25’ C / 75’F, whe re i t wi ll exh i bi t its hi gh est accuracy .
LTRx -512 I ns t al l er ’s Gui de 22 1 = FASTER 2 = S LOW E R To exi t t he Ti m e-Base Cal i brat i o n pro cedure, press ei t her [#] o r [*] . EXAMPL E: Dur i ng i nstal l at i o n, set t he Master Cl o ck’s tim e t o m atch an accurate ref erenc e (Cel l Phone dis pl ay , Com pu t er Netwo r k Ti m e, W W VB Radi o Cl ock, et c.
LTRx -512 I ns t al l er ’s Gui de Day l i ght Savi ngs Co des 23 APPENDIX A - SPECIFICATIONS ELECTRICAL: Input Vo l t age 120 o r 220 / 240 VAC @ 60Hz o r 50Hz Input Po wer 50 VA m ax (les s t han 0.5A @ 120V) Mem or y / Quart z Ti m e Backup 10 y ear (nom.
LTRx -512 I ns t al l er ’s Gui de Day l i ght Savi ngs Co des 24 APPENDIX B – DAYLIGHT SAVINGS COUN TRY CODES ALB ANIA 02 ENGLAND 01 MAL TA 02 ANDO RR A 02 ESTONIA 02 MONA CO 02 AR MENIA 02 FALKL.
LTRx -512 I ns t al l er ’s Gui de Seco ndary Cl ock Ty pes 25 APPENDIX C - SECONDAR Y CLOCK TYPE CODES Type Des cr iption Page 01 SYNCHRONOUS WIRED 26 01 LA THEM TYPE SS 26 01 CINCINNATI D10 26 01 .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 26 WIR ING SECONDAR Y CLOCKS TYPE 01 - SYNCHRONOUS WIRED TYPE S I NCLUDE: Lathem Ty pe SS W al l Cl o cks Ci nci n nati D 10 ( 115VAC ), D12 (.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 27 TYPE 02 - T W O WIRE REVE RSE POLA RITY MINUTE IMPULSE (59 TH MIN.) TYPE S I NCLUDE: Lathem Ty pe ISC ( 2-Wi re) Ci nci n nati D 3 All circ.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 28 TYPE 04 - ST ANDA RD E LECTRIC T IME AR -2A TWO W I RE DUAL VOLTA GE All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 05 - T HREE WIRE MINUTE IMPULSE (58 TH MIN.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 29 TYPE 06 - SYNCHRONOUS WIRED TYPE S I NCLUDE: Ci nci n nati D 8 Faraday (New St y l e: Mo t o r + So l en o i d) Honey wel l ST402A All circ.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 30 TYPE 08 - RAUL A ND 2410 DIGIT AL CLOCK S (24VAC an d 115VAC) 115VAC TYPE All circuits should be fused or pro tect ed b y a circuit b reake.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 31 TYPE 11 - E DW AR DS DUAL MOTOR All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 12 - CINCINNATI .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 32 - ELECTRONIC CODED CLOCK S Cl o cks run norm al l y wi t h 120 VA C po wer. For any bel l s o r cl o ck co rr ection, t he gen er ato r pr estart rel ay (SK1) fi rst t urns on f o r t he si gnal -gene rat o r t o reach f r equen cy .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 33 TYPE 15 - ST RAIGHT FREQUENCY Cl o ck co rr ecti o n an d bel l ci r cui t op erat i o ns are generated by sequenti al ly appl y in g vari o us frequen ci es o nto t he 120 VAC. Each bel l and cl o ck co rr ection ci rcui t has i t s o wn f requency .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 34 TYPE 16 - T HREE WIRE MINUTE IMPULSE (59 MIN) W ITH 12-HOUR CORRECTI ON TYPE S I NCLUDE: Si m pl ex 91 and 941 All circuits should be fused.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 35 TYPE 17 - ST ANDA RD E LECTRIC T IME AR -2 T WO W I RE DUAL VOLTA GE All circuits should be fused or pro tect ed b y a circuit b reaker (10.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 36 TYPE 18 - NATIONAL SYNCHRONOUS WIRED TYPE S I NCLUDE: Dukane 240 Ser i es Raul an d 2463 S eri es All circuits should be fused or pro tect .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 37 TYPE 20 - T HREE WIRE MINUTE IMPULSE (44 TH MIN.) All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 38 TYPE 22 - DUKA NE SYNCHRONOUS WIRED All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) TYPE 23 - CONDOR D.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 39 TYPE 23 - CONDOR DIGI TAL CL OCK S (Mo del 2422) TYPE S I NCLUDE: Raul an d 2422 If t he di gi t al cl o cks l o se sy nc wi t h t he LTRx -512, t hen y o u can use f unction [9]=SYNC CLOCK S t o re- sy nc t hem .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 40 TYPE 23 - CONDOR DIGI TAL CL OCK S (BAR-A C-4412) If t he di gi t al cl o cks l o se sy nc wi t h t he LTRx -512, t hen y o u can use f unction [9]=SYNC CLOCK S t o re- sy nc t hem .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 41 TYPE 24 - E DW AR DS SYNCHRONOUS WIRED CLOCK S - TYP E E1 All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maxim.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 42 APPENDIX D - WIR ING DIAGRA MS Fi g. D1 - TE RMINA L BLOCK ‘P4’ W IRING T HE LTRx-512 FOR 120VAC (nom .) OPERATION 1 2345678 J1 J 2 WHT GRN BLK 120 V AC All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) W IRING T HE LTRx-512 FOR 220/240 VA C (nom .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 43 1 2 3 4 5 6 7 8 Zone 6 Zone 5A Zone 5B P2 V oltage IN Zone 5A & 5B Operate T ogether Fi g. D2 - TYPICAL SI GNA L DEVICE WIRING All circuits should be fused or pro tect ed b y a circuit b reaker (10 Am p maximum) CKT 7A & 7B Opera te Together.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 44 Fi g. D3 - COMPUTER CABL E (Fo r Fr ont Acce ss Po r t ) (LTR8-512 and LTR8-512M Only) Fi g.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 45 Fi g. D5 - SYNCHING UP TO 60 RS- 485 T IME SYNC DE VICES W ITHOUT A BUFF E R - 1 2 3 4 5 10 1 1 12 1 3 6 7 8 9 TxD Rx D D + D G N D G N D S.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 46 Fi g. D7 – COMMUNICA TION TE RMINA L BLOC K Rear of Display Unit NOTES : 1. Twi st ed-pai r ( Cat- 3/Cat- 5) wi re co nn ect s di r ectl y t o Ter m i nal Bl o ck; up t o 2 wi res per po si t i o n 2.
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 47 Use t he si x (6) co nn ect i o ns as f o l lows: RS-485 Sync Time Device Connection • Sy nc In: Termi n al bl o ck pai r used t o recei .
LTRx -512 I ns t al l er ’s Gui de W i rin g Dia gram s 48 Fi g. D8 - POWER SUPPLY T ERMINAL BLOCK S NOTES : 1. Ci r cui t s CKT1... CK T4 desi gna t e bel l co ntr o l s.
LTRx -512 I ns t al l er ’s Gui de Ins tall in g t he Mo dem 49 APPENDIX E – INSTALL THE OPTIONAL MODEM Instal l at i o n of the o pt i o nal i nter nal m o dem shoul d be perf o rmed b y a tr ai ned and com pet ent el ect ro ni cs techn i ci an. Foll o w t hes e st eps; 1.
LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 50 APPENDIX F – Connecting the LT R-RSS Rem ote Sc hedule Sel ecto r The “ Rem ot e Schedul e Sel ect o r” i s an acces sor y for.
LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 51 INSTALL ATION To in st al l t he Rem ot e Schedul e Sel ect o r, • Rem o ve t he RSS from i t ’s package and l o cat e t he f o ur (4) co nducto r co nn ect o r ( upper l ef t) and t he di p swi t ch (bo t t om cen t er ) o n t he b ack o f t he ci rcui t board.
LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 52 INSTALLATIO N DETAIL.
LTRx -512 I ns t al l er ’s Gui de Co nn ect i ng t he LTR-RSS 53 OPERATIONAL DES CRIPTION To use t he Rem o t e S ch edul e Sele cto r , t he Operato r wi ll f i rst sel ect , vi a t he Ro t ary Swi t ch, whi ch of the Schedul es i s t o be m ade act i ve.
LTRx -512 I ns t al l er ’s Gui de Conn ecti ng the LTR-GPS Sat el l i t e Recei ver/Sy nch r o ni zer 54 APPENDIX G – Connecting the LT R-GPS Satelli te Rece iver / Synchro nizer Lathem ’s LTR-.
LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 55 APPENDIX H – POWER SUPPLY SCHEMATICS LTR8 -512 / L TR8-512M LTR4 -512 C3 C4 C5 D11 D10 D9 D12 K1 K2 K3 K4 K6 K7 K8 K5 VMM70 86 R EV . D (C ) 2000 LA TH EM TIME CORP . D3 D4 D5 D 6 C3 C4 C5 D1 1 D10 D9 D12 K6 K7 K8 K5 (C) 2000 LA THEM TIME CORP .
LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 56 FOR UNITS EQ UIPPED WITH AN INTERNA L MO DEM NOTIC E: This equipm e nt c omplies with Part 68 o f the FCC R ules .
LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 57 Limited One- Year Limited Warr an ty Lathe m w a rr a nts the har dw ar e prod ucts de scribe d in this g uid e again st de fe cts .
LTRx -512 I ns t al l er ’s Gui de Po wer S uppl y Schem atic s 58 A Admin istr a tor p assw ord . .. ... .. .. .. .. .. .. .. .. 11, 17, 18, 19, 20 Au to Be ll Te st ...................................................... 15, 2 2 B B aud R ate .....
An important point after buying a device Lathem LTR-512 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lathem LTR-512 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lathem LTR-512 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lathem LTR-512 you will learn all the available features of the product, as well as information on its operation. The information that you get Lathem LTR-512 will certainly help you make a decision on the purchase.
If you already are a holder of Lathem LTR-512, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lathem LTR-512.
However, one of the most important roles played by the user manual is to help in solving problems with Lathem LTR-512. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lathem LTR-512 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
