LTR4-512 LTR8-512 LTR8-512M MASTER CLOCK User’s Guide
THIS EQUIPMENT COMPLIES WITH FCC CLASS-B REQUIREMENTS PURSUANT SUBPART J OF PART-15 This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
TABLE OF CONTENTS WELCOME ...........................................................................................................................4 KEYPAD COMMANDS ...........................................................................................................6 Quick Check Command [*] Status ................................................................................................6 Quick Check Command [1] Edit Keys .........................................................................
LTRx-512 User’s Guide Welcome Thank you for purchasing your new MASTER CLOCK. You can use your new Master to ring bells or turn on circuits for up to 99 seconds, as well as to synchronize the time on secondary wall clocks or devices.
LTRx-512 User’s Guide Your Master contains a lithium battery to keep the correct time when power has stopped due to an outage or the internal on/off switch. Once AC power resumes, your Master will calculate how much time your clocks lost and will automatically advance them to the correct time (this feature does not support Clock Types 14, 15 or 24).
LTRx-512 User’s Guide Keypad Commands Quick Check Command [*] Status This “Quick Check” command displays system information for about two (2) seconds Any time you see the time and date displayed, you can press [*] to see the Master status.
LTRx-512 User’s Guide EDITING COMMANDS [1] EDIT [*] ABORT/EXIT [3] PRV [#] NXT/ENTER [6] ADD [4] DEL [9] FIRST Display [1] EDIT [3] PRV [4] DEL [6] ADD [9] 1ST [#] NXT [*] EXIT Description Edit the displayed record Show the Previous record Delete the displayed record Add a new record Show the 1st record (in ascending time order) Show the next record End and exit Quick Check Command [3] 12/24 Hour Display Any time you have entered your password and you see the time and date on the Master, you can press [3]
LTRx-512 User’s Guide [1]=Set Date and Time To set the date and time, enter your password (#0#), then [#][1][#] Enter the numbers for the month, date and year (4-digit year), then press [#], such as [0][4][0][3][2][0][0][3][#] shown below: ENT.DATE: 04-03-2003 ENTER DAY-OF-WEEK: D 1=SUNDAY..
LTRx-512 User’s Guide ENT.DATE: 04-03-2003 TODAY IS THURSDAY ENTER TIME: 21:00 PRESS [#] IF CORRECT Press the [#] key at the top (‘00’ seconds) of the new minute to accept. If the time or date is not correct, press [*] to cancel and try again. The display will now show the time and date you just entered.
LTRx-512 User’s Guide [3]=Manual Bell Control This function does not require a password Use this function to test bell circuits or to sound a bell during an unscheduled time, such as a fire alarm. Press [#][3][#] to start this function MANUAL BELL CONTROLS 1-2-3-4-5-6-7-8 PRESS AND HOLD [#] TO EXECUTE.
LTRx-512 User’s Guide Press Schedule Number [1] - [8]. Normally, start with [1] The following will show on the display: For Firmware version 4.05 and earlier: For Firmware version 4.06 and later: To select the appropriate mode: Press [1] DATA ENTRY to create a new schedule Press [2] DATA SCAN to view a schedule Press [3] DATA EDIT to change a schedule Press [4] CLEAR to clear all records in the selected schedule When you choose [2] DATA SCAN, you can view events.
LTRx-512 User’s Guide Press [#] to accept. Then select the days when this event occurs [0] selects no days, [1]-[7] selects Sunday-Saturday, [8] selects holidays and [9] selects all days (including holidays). Press these keys to turn days on or off.
LTRx-512 User’s Guide [5]=Schedule Changes If you wish to activate schedules at a future date, use Schedule Changes to program a schedule’s start date and time. This function works much like the Bell Schedule Function [4]. Enter your password (#0#), then press [#][5][#] PROG.SCHEDULE CHANGE SELECT [1]DATA ENTRY [2]DATA SCAN [3]DATA EDIT After making your choice, you will see PROG.SCHEDULE CHANGE EFF. DATE : 00-00-00 EFF.
LTRx-512 User’s Guide Your LTRx-512 knows the daylight savings time (DST) settings for over 75 countries. By using the 2-digit “country code”, your LTRx-512 will automatically adjust for daylight savings time. If you own the LTR8-512 or LTR8-512M and if your nation does not appear in the Country Code list or if the dates for Daylight Savings in your country have changed, you can choose code ‘00’ and use the optional LTR MasterLink software to program when the clock adjustments should occur.
LTRx-512 User’s Guide Enter your password (#0#), then press [#][9][#]. You will see a display similar to the following: SELECT SYNCH CLOCKS CLK[1] &/OR CLK[2] Note: CLK[2] appears on the LTR8-512 and LTR8-512M only Since only one of the clock circuits may have lost power, you can choose to re-sync CLOCK1, CLOCK2 or both. Press [1] to turn on or off this display: ADVANCE CLK1 Press [2] to turn on or off this display (you will see this option only if your clock is setup for 2 Clock Systems.
LTRx-512 User’s Guide 1) Select SmtwtfSH for an event to occur on Sunday, Saturday, or any day setup as a Holiday, even if the holiday is other than Sunday or Saturday 2) Select sMTWTFsh for an event to occur Monday through Friday, unless the day is a holiday 3) Select SMTWTFSH for an event to occur every day, even on holidays You cannot choose function [A] directly.
LTRx-512 User’s Guide You can see your terminal ID# and baud rate by using the “Quick Check” command [*] when the LTR8-512 is in Clock Mode [C]=Change Password Use this function to change the default user password (000000) to a unique 6-digit number to prevent unauthorized access to the LTRx-512’s programming functions. You should keep a copy of this password in a safe place You cannot choose function [C] directly.
LTRx-512 User’s Guide FOR UNITS EQUIPPED WITH AN INTERNAL MODEM NOTICE: This equipment complies with Part 68 of the FCC Rules. A label is affixed to the mounting panel of this equipment containing, among other information, its FCC Registration Number and Ringer Equivalence Number (REN). If requested, provide this information to your Telephone Company. The registration jack USOC for this equipment is (RJ-11). An FCC compliant telephone cord and modular plug is provided with this equipment.
LTRx-512 User’s Guide Limited One-Year Limited Warranty Lathem warrants the hardware products described in this guide against defects in material and workmanship for a period of one year from date of original purchase from Lathem or from an authorized Lathem reseller. The conditions of this warranty and the extent of the responsibility of Lathem Time Corporation (“Lathem”) under this warranty are listed below. 1. 2. 3. 4. 5. 6. 7. 8. 9.
LTRx-512 User’s Guide H Holiday schedules......................................5, 6, 10, 16 I Impulse type clocks .................................................15 L Lights.......................................................................10 LTR MasterLink ............................................5, 14, 16 M Manual bell control....................................................5 P Passwords .................. 5, 7, 8, 9, 10, 13, 14, 15, 16, 17 Program Holidays function.............................
LTRx-512 User’s Guide BELL SCHEDULE PROGRAMMING CHART SCHEDULE #: 1 2 3 4 5 6 7 8 REC No. Ex. DAYS SMSTWTFSH MTWTF CIRCUITS 12345678 1234 START HH:MM 08:00 (Circle One) DUR SS 5 REC No. Ex.
LTRx-512 User’s Guide SCHEDULE CHANGE DATES PROGRAMMING CHART DATE:____-____-____ REC NO. MM Ex.
LTRx-512 User’s Guide HOLIDAYS SETUP CHART DATE:____-____-____ RECORD NO. MM Ex.
