Connecting The Acx500 Router To External Clocking Devices; Connecting 1 Pps Timing Devices To The Router - Juniper ACX500 Hardware Manual

ACX500 Universal Access Router Hardware Guide
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Connecting the ACX500 Router to External Clocking Devices

Connecting 1 PPS Timing Devices to the Router

154
Orient the terminal block according to the labels to the left of the appropriate relay
4.
contact ( means "normally closed",
NC
open").
Plug the terminal block into the relay contact and use a 2.5 mm flat-blade screwdriver
5.
to tighten the screws on the face of the block.
Attach the other end of the wires to the external device.
6.
If you are attaching a reporting device for the other kind of alarm, repeat the procedure.
Alarm Contact Port on ACX500 Routers on page 39
Alarm Contact Port Pinouts for ACX500 Routers on page 75
Verifying Active Alarms on page 177
Troubleshooting Resources for ACX500 Routers on page 175
The ACX500 routers support external clock synchronization for Synchronous Ethernet,
and external inputs.
Connecting 1 PPS Timing Devices to the Router on page 154
The two SubMiniature B (SMB, 1 PPS input and 1 PPS output) connectors on the front
panel of the router connect to external clock signal sources.
To connect the SMB coaxial cable to the external clocking input port:
Connect one end of the SMB coaxial cable to the 1 PPS SMB connector on the router.
1.
Connect the other end of the SMB coaxial cable to the 1 PPS source network
2.
equipment.
means "common," and
C NO
Copyright © 2016, Juniper Networks, Inc.
means "normally