CONNECTING “MI-SS CLOCKS”
(Minute Impulse, Sweep Second - 24VAC)
For multiple clocks, “Home Run” wiring is required between each
clock and one of the “MI CLOCK” outputs on 99B-MI
Connect “SS” & “C” terminals to the “LINE” and
“NEUTRAL” terminals respectively of the smaller
circuit board on the clock
M274
Pg. 7 of 20
C
HR
SS
L
N
SMALLER CIRCUIT
BOARD
CONNECTING “RP CLOCKS”
(Reverse Polarity - 24VDC)
Multiple clocks to be wired in parallel
Ensure that polarity is the same for all clocks
(i.e. wires connect to same side of connector on all clocks)
TO CONNECTOR ON
CLOCK
RP CLOCKS
24VDC / 1A
+
-
CONNECTING “GPS”
Connect GPS Receiver to “GPS” terminals, matching wire
colors to colors shown on wiring diagram on inside cover of
terminal compartment
TO GPS RECEIVER
GPS
L1 L2
C
G
MI CLOCK 1
TO CIRCUIT BOARD
ON CLOCK
SHIELD
06-01-2009
Electric Time Company, inc. Medfield, MA 02052 USA
Ph: (508) 359-4396 Fax: (508) 359-4482
www.electrictime.com
