Connecting The Mx240 Router To An External Alarm-Reporting Device; Figure 78: Auxiliary And Console Ports; Figure 79: Routing Engine Console And Auxiliary Cable Connector - Juniper MX240 Hardware Manual

Connecting the MX240 Router to an External Alarm-Reporting Device

Copyright © 2017, Juniper Networks, Inc.
NOTE:
For console devices, configure the serial port to the following values:
Baud rate—9600
Parity—N
Data bits—8
Stop bits—1
Flow control—none

Figure 78: Auxiliary and Console Ports

Figure 79: Routing Engine Console and Auxiliary Cable Connector

To connect the router to external alarm-reporting devices, attach wires to the
relay contacts on the craft interface. (See
YELLOW
condition that triggers the red or yellow alarm LED on the craft interface also activates
the corresponding alarm relay contact.
The terminal blocks that plug into the alarm relay contacts are supplied with the router.
They accept wire of any gauge between 28-AWG and 14-AWG (0.08 and 2.08 mm
which is not provided. Use the gauge of wire appropriate for the external device you are
connecting.
To connect an external device to an alarm relay contact (see
Prepare the required length of wire with gauge between 28-AWG and 14-AWG (0.08
1.
2
and 2.08 mm ).
While the terminal block is not plugged into the relay contact, use a 2.5-mm flat-blade
2.
screwdriver to loosen the small screws on its side. With the small screws on its side
facing left, insert wires into the slots in the front of the block based on the wiring for
the external device. Tighten the screws to secure the wire.
Chapter 18: Connecting the MX240 Router to the Network
Figure 80 on page
Figure 80 on page
and
RED
214.) A system
2
),
214):
213