The LTR-512 Series Master Clock can control virtually any type of secondary clock system. This master clock control replaced the LTR-384 Series Master and is a comparable replacement for the LTR-128. The LTR-512 Series combines the technology of secondary clock control with signal ringing capibility. The features of the LTR4-512 and the LTR8-512 are:
|
Feature |
LTR8-512 |
LTR4-512 |
|
Input Voltage |
115 / 220 VAC +/- 10% |
115 / 220 VAC +/- 10% |
|
Input Frequency |
50 / 60 Hz |
50 / 60 Hz |
|
Input Power |
30 Watts Max |
30 Watts Max |
|
Memory Retention |
10-Year Lithium Battery |
10-Year Lithium Battery |
|
Operating Temperature |
32° - 140° F |
32° - 140° F |
|
Relative Humidity |
15% - 85% Non-Condensing |
15% - 85% Non-Condensing |
|
Shipping Weight |
7 Lbs. |
5 Lbs. |
|
Time Base |
Line Frequency |
Line Frequency |
|
Time Base Accuracy |
+/- 2 Minutes Per Year |
+/- 2 Minutes Per Year |
|
Circuits |
10Amp, Double Pole Relay Contacts (Plug-In) |
10Amp, Double Pole Relay Contacts (Plug-In) |
|
System Clock Correction (Analog Mechanical And Digital) |
Up To 2 Like Or Dissimilar Correction Types Running Simultaneously Plus DDC4RS |
1 Correction Type Plus Lathem DDC4RS Digital Wall Clocks |
|
System Clock Circuits |
0, 2 Or 4 Plus DDC4r |
0 Or 1 Plus DDC4r |
|
Bell / Zone Control Circuits |
8 With No Clock Correction |
4 With No Clock Correction |
|
Manual Control Of Bell Circuits |
Yes |
Yes |
|
Communicates with |
Yes |
No |
|
Programmed Control Of Zone Circuits |
Yes |
No |
|
Mounting / Dimensions Installed |
Flush |
Flush |
|
Clock Correction Types |
Choose Any 2 From Over 75 Brands/Models Plus DDC4r |
Choose Any 1 From Over 75 Brands/Models Plus DDC4r |
|
Security |
2 Levels Using 6-Digit Pass Code |
2 Levels Using 6-Digit Pass Code |
|
Scheduling |
Days Of Week And "Holiday" |
Days Of Week And "Holiday" |
|
Number Of Schedules |
8 |
8 |
|
Events Per Schedule |
64 Multi-Function |
64 Multi-Function |
|
Signal Duration |
0 - 99 Seconds |
0 - 99 Seconds |
|
Holidays |
Up To 16 User-Selected Dates |
Up To 16 User-Selected Dates |
|
Daylight Saving Time |
Automatic, Perpetual Based On Country Code |
Automatic, Perpetual Based On Country Code |
|
Certifications |
UL, Cul. CE, FCC Part-15 FCC Part-68 (Modem Option) |
UL, Cul. CE, FCC Part-15 |
|
PC Interface Software |
RS-232, RS-485, Modem (Optional, Internal) |
No |
|
Time Display Format |
12 Hour Or 24 Hour |
12 Hour Or 24 Hour |
|
Display |
LCD With Back Lighting |
LCD With Back Lighting |
|
Auto-Correct After Power Fail |
Yes |
Yes |
|
Atomic Clock Synchronization |
Yes. Requires Optional Modem Or PC Interface Software. |
No. |
|
Run Multiple Schedules At One Time |
Yes |
Yes |
|
Pre-Programmed Schedule Changes |
Yes. Up To 16 Scheduled Changes. |
Yes. Up To 16 Scheduled Changes. |
Masterlink Software is designed for exclusive use with the Lathem LTR8-512 and LTR8-512M Master Clocks. Masterlink is used to control, manage and update the programming of multiple Master Clocks from a single location.
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