APPENDIX A IMU Technical Specifications
OEM7 SPAN Installation and Operation User Manual v14
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A.2.4 IMU-CPT Cable
The NovAtel part number for the IMU-CPT cable is 01018966. This cable provides power to the IMU from an
external power source and enables communication between the receiver and the IMU.
Figure 43: IMU-CPT Development Terminated Cable
J1
Pin #
Function
J2
(Female DB9)
Pin #
Bare
Connectors
1
Power Return
Labeled Pin 1
2
9-16 VDC Power Input
Labeled Pin 2
3-20
Reserved
21
IMU RS422 TX+
2
22
IMU RS422 TX-
8
23-24
Reserved
25
IMU RS422 Signal Ground
5
26-34
Reserved
35
TOV Out
9
36
External Clock Input
1
37
Chassis GND
Labeled Pin 37
Chassis GND
Ring lug
Table 41: IMU-CPT Connector Pinout Descriptions
Custom Cable Recommendations
The tables below provide recommendations for creating custom cables to replace the IMU-CPT cable
(01018966).
