Installation
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© 2012 DynaGen Technologies Inc.
TOUGH Series User Manual
2.1
Main I/O Starter Harness
The Main I/O Starter Harness (or equivalent) is required to provide power to the controller. It also has
inputs and outputs that can be interfaced to outside devices / components. There are 2 versions of this
harness offered:
1.
Standard
- This version does not have the pre-wired connections to an external connector that
plugs into the Relay Pak.
2.
Relay Pak
- This version has Ground and Switched Outputs A, B, and C wired to an external
connector that plugs into the Relay Pak.
TERMINAL
FUNCTION
DESCRIPTION
J4-1
+Battery
These connections connect battery power to the controller.
The Battery connection can be used to power
external devices of up to 1A.
J4-2
+Battery
J4-3
-Battery
These connections provide a ground return line from the
controller. The second -Battery connection can be tp
provide ground for external devices of up to 1A.
J4-4
-Battery
J4-5
Switched Input A
Switched inputs are configurable to detect battery voltage,
ground, closed, or open. See
for more
information.
J4-6
Switched Input B
J4-7
Switched Input C
J4-8
Switched Output A
Each switched output prBattery voltage when active
and can supply up to 1A of current.
Switched Output A is locked to Fuel Relay
Switched Output B is configurable.
Switched Output C is locked to Crank Relay.
J4-9
Switched Output C
J4-10
Switched Output B
J4-11
Sensor Ground
Provides ground for 2-wire sensors.
J4-12
Sensor Input A
High resistance sensor (0 - 7,500Ω)
J4-13
Sensor Input B
Low resistance sensor (0 - 750Ω)
J4-14
Sensor Input C
Low resistance sensor (0 - 750Ω)
Looking at rear of controller
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