Innovate Motorsports SSI-4 - Manual (Page 3)

- 3 -
1. Overview
The SSI-4 device is a simple sensor interface device to add 4 inputs to an MTS Log Chain. The
SSI-4 may also be used as a stand-alone 4 channel MTS compatible input device (see Chapter 2
for more details).
Each of the four inputs of the SSI-4 can be user configured for different functionalities.
The following tables show the functionality of each of the 4 inputs of the SSI-4 (the default factory
settings of the SSI-4 are highlighted:
Input Function
1 Function 2 Function 3
Channel 1 RPM
(programmable
Range, default
0..10230 RPM, 4
Cylinder) Frequency
(straight
frequency,
Speed sensor) External 0..5
Volt
Channel 2 Duty Cycle Frequency
(straight
frequency,
Speed sensor) External 0..5
Volt
Channel 3 N/A Frequency
(straight
frequency,
Speed sensor) External 0..5
Volt
Channel 4 Frequency
(straight
frequency,
Speed sensor) External 0..5
Volt
The SSI-4 also can act as a power supply for user supplied external sensors. The 5V output of
the SSI-4 can supply up to 300mA of current.