Javad JNSGyro-4T, Operator'S Manual

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www.javad.com JNSGyro-4T Operator’s Manual 1-11
I N T R O D U C T I O N
Getting to Know Your JNSGyro-4T
–Port 1A (serial port of Master board) used for communication
between the Master board and a controller or any other external
device.
–Ports 2A, 3A, 4A (serial ports of 2nd, 3rd, and 4th Slaves ) used for
communication between the slave boards and a controller or any
other external device.
–Ports 2C, 3C, 4C used for communication between the Slaves
boards and a controller or any other external device.
• PWR – The power input port to which an external power source
(+6 to +32 V DC) is connected.
• Event – The BNC event marker connector; provides event input
synchronized with a specified reference time.
• 1PPS – The BNC connector for 1 pulse-per-second (1PPS);
generates 1PPS signals with programmable reference time, period,
and offset; synchronized to a specified reference time.
• Antennae – Four external GPS/GLONASS antenna connectors:
– 1 antenna connector for the first board ( Master );
– 2 , 3 , 4 antenna connectors for the other three boards (2nd, 3rd,
and 4th Slaves ).