Lathem DDC4 Manual De Usuario
Page 23
Digital Display Wall Clock Guide
DDC2 / 4-RS Wiring
3-Wire Synchronous (24VAC)
5
6
7
8
OPEN
1 2
3
4
Set switches 1-5 of S1 as shown.
Indicates depressed side of switch
To
Other Clocks
Other Clocks
Clock will correct minutes hourly at HH:59 and
hour and minutes twice daily at 5:59.
hour and minutes twice daily at 5:59.
24VAC
From
Master Clock
H
M
BLU / WHT
Correction
BRN / WHT
Return
GRND
AC IN
AC RTN
BLK
BLK
115VAC
Local
Power
Wiring applies to secondary wall clocks such as:
Lathem type SS Cincinnati D10 IBM 77 Series
Simplex 77 Series, 93-9, 91-9, 941-9, 943-9
Stromberg 3000
Simplex 77 Series, 93-9, 91-9, 941-9, 943-9
Stromberg 3000