2-2
CHAPTER 2 Specifications
2.2
Sonar Transceiver and Processing Unit (TPU)
2.2.1
The only operator control on the TPU is the main power switch.
2.2.2
Quantity:
Connector:
2.2.3
Quantity:
Baud rate:
Connector:
2.2.4
Quantity:
Baud rate:
Connector:
2.2.5
Quantity:
Output:
Connector:
2.2.6
Power consumption:
Input voltage:
2.2.7
Size:
Weight:
Series 3900 Sonar System Operations and Maintenance Manual
TPU Operation
Towfish Input/Output
RS-232 COM 1, COM3 and COM4 Ports
RS-232 COM 2 Port
LAN Input/Output Port
Power Input
Physical Characteristics
1
Type N
3
9600 baud
9-pin DSUB for receiving sensor data
and sending control commands to the
TPU
1
4800 baud
9-pin DSUB for receiving navigation
data
1
100BaseT
RJ-45
250 VA (nominal)
115 VAC, 50–60 Hz or 230 VAC,
50–60 Hz, manually selected
48.3 cm (19 in.) wide
8.75 cm (3.5 in.) high
54.6 cm (21.5 in.) deep
10.4 kg (23 lb)
11214510, Rev. 02