USB connector
is reserved for future expansion.
1PPS output
: Provides a once-per-second square-wave output via BNC output connector.
The 1PPS output can be configured to have either the rising or falling edge of the signal
to be coincident with the system’s on-time point.
10 MHz output
: Provides a 10 MHz sine-wave output via BNC output connector.
IRIG output
: Supports IRIG A/B/G/E, IEEE 1344/C37.118-2005 (AM/TTL).
RS-232 output
: for serial connections.
Relay/Alarm
outputs.
GNSS antenna
connector: GNSS input for GNSSS antenna and coax cabling (type “N”
connector).
RS-485 output
for serial connection.
Note:
The pin numbers for the RS-485 outputs are defined starting with
Pin 1 to Pin 10, arranged from left to right, as shown below:
Figure 1-5:
Rear panel of NENA-compliant module (NetClock 9483)
1.7.2
NetClock 9489 Rear Panel
The NetClock 9489 rear panel provides:
an
AC connection
for power input
an
Ethernet
port
(1)
1PPS output
(2)
RS-485 ASCII outputs
, and (1)
RS-485 input
a
GNSS antenna
connector.
1.7 NetClock 9400 Series Rear Panels
CHAPTER
1
•
NetClock User Reference Guide
Rev.
16
11
Summary of Contents for NetClock 9400 Series
Page 2: ......
Page 4: ...Blank page II NetClock User Reference Guide...
Page 16: ...BLANK PAGE XIV NetClock User Reference Guide TABLE OF CONTENTS...
Page 42: ...BLANK PAGE 1 11 Regulatory Compliance 26 CHAPTER 1 NetClock User Reference Guide Rev 16...
Page 160: ...BLANK PAGE 2 17 Configuring Outputs 144 CHAPTER 2 NetClock User Reference Guide Rev 16...
Page 238: ...BLANK PAGE 3 5 Managing the Oscillator 222 CHAPTER 3 NetClock User Reference Guide Rev 16...
Page 462: ...BLANK PAGE 446 NetClock User Reference Guide...
