Lathem AirTime ATX6 - Manual (Page 13)

ATX6 Installation and User Guide
Page 9
6 Time Zone (-12 ~ +12)
Use the INC button to advance through the values. Advancing past ‘11’
will also toggle the ‘+’ and ‘-‘indicators. The most common Western
Hemisphere values (offsets from GMT / UTC) are:
Atlantic Time -04
Eastern Time -05
Central Time -06
Mountain Time -07
Pacific Time -08
Alaska -09
Hawaii -10
Press the SET button when the correct value is displayed
7 Time Reference Source (rtc, GPS, Air, Syn, 485, PcL)
Use the INC button to advance through the values. Select which Time
Reference is to be used by the ATX6. Press the SET button when the
correct value is displayed.
rtc
Real-Time-Clock, set in parameters # 1 through 5
GPS External ATX-GPS Receiver option
Air Another ATX-series Transceiver
Syn Synchronize to an external Relay closing for 1 second at
00:00:00
485 Sync from a Lathem LTRx-series Master Clock or LTR-GPS
PcL Sync from a PC using Lathem’s AirTime TimeSync, via Ethernet
to RS232 (with external Adapter)
8 Spring DST Month: (00 ~12)
Use the INC button to advance through the values. Default value is ‘03’
(March). Selecting ‘00’ will disable automatic DST adjustment and
settings 9,10 and 11. Press SET when the correct value shows.