LTRx-512 Installation and User’s Guide
Daylight Savings Codes
30
APPENDIX A - SPECIFICATIONS
ELECTRICAL:
Input Voltage
120 or 220 / 240 VAC @ 60Hz or 50Hz
Input Power
50 VA max (less than 0.5A @ 120V)
Memory / Quartz Time Backup 10 year (nom.) Lithium Battery
Bell / Clock Control Relays
120VAC / 28VDC, 10A , Pluggable
Fuse
1 x 1.0 Amp Main (AGC1)
MECHANICAL / ENVIRONMENTAL:
Operating Temperature
32°-115° F (0°-46° C)
Weight
About 12 lb. (depending on configuration)
Dimensions
See configuration drawings
Mounting Options
Semi-Flush, Surface, 19" Rack, Hidden Power Supply
(some configurations optional)
FUNCTIONAL:
Secondary Clocks Supported
Any two (2) of twenty-four (24) types
plus
Lathem
DDC4R synchronization built-in; See Appendix B.
One (1) of twenty-four (24) types
plus
Lathem DDC4R
synchronization built-in; on the LTR4-512
Bell Zones and Schedules
Up to eight (8) zones [
less
two (2) for each electro-
mechanical secondary clock type]. {Up to four (4) zones
on the LTR4-512.}
Eight (8) Schedules,
each
allowing sixty-four (64) multi-
function events.
Daylight Savings Time
Supports DST standards for over 75 countries. See
Appendix B.
COMMUNICATIONS: (LTR8-512 and LTR8-512M)
Remote Communications with
RS-232 point-to-point @ 2400/9600 Baud
Lathem LTR MasterLink, Terminal
RS-485 multi-drop network
Manager and “Atomic Clock”
Internal modem (option) dial-in / dial-out
Clock / Master Synchronization
RS-485 Sync-In/Out Port @ 9600 Baud
using DDC4R Protocols
RS-485 Sync-Out Port @ 9600 Baud
or Midnight Impulse
Dry-contact input
REGULATORY:
Certifications / Registrations
FCC Part15-ClassB, UL, cUL
FCC Part 68 / Canada ICES-003 - Class B