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The Sapling Company, Inc.
1633 Republic Road
Huntingdon Valley, PA 19006
USA
+1 215.322.6063 P.
+1 215.322.8498 F.
www.sapling-inc.com
Installing the Remote Antenna
q
Clock 1 & 2 Sync-Wire Outputs
This terminal block is where connections would be landed for Clock 1 and Clock 2 sync-wire
communication relay outputs.
w
RS485 Input/Output
This terminal block is where connections would be landed for RS485 communication to and from other Sapling
systems.
e
Inputs
This terminal block is where connections would be landed to use the SMA as a slave clock when being controlled by another
system.
r
Remote RF Antenna (Rack Mount only)
This terminal block is where the connection to an external RF antenna would terminate.
t
Ethernet
This RJ45 jack is used for connecting the master clock to a network for programming and/or timekeeping capabilities.
y
GPS Connector
This GPS connector is where the antenna for the GPS gets mounted to (GPS option only).
u
Power Input
This power outlet is used to power up the SMA master clock.
NOTE: This device contains a lithium battery. Replace Battery With Varta, Part No. CR2032 Only. Use Of Another Battery May Present A
Risk Of Fire Or Explosion. Batteries can be obtained and should be installed by the manufacturer.
WARNING: Battery May Explode If Mistreated. Do Not Recharge, Disassemble Or Dispose Of In Fire.
Rear View of Unit
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Connect the Remote Antenna to the Master Clock using the supplied 25 foot, 5 conductor 18 AWG cable. Use the wiring diagram and colors as shown above.
Strip the insulation back 1/4 inch on each wire. Use a bushing in the wiring chassis to pass the cable through and secure it, then insert wires into the conductor
and tighten the screws.
For all input and output wiring use copper conductors only tightening torque for terminal block screws is 31 to 35 in/oz.
Blue
Green
Yellow
White
Red