Installation
82005-IM-K
Sandel SN3500 Installation Manual
Page 3-12
For Reversionary Attitude Display units the Reversionary Display is enabled
by a closure to ground through an external toggle switch or maintained
pushbutton switch.
The input will always pull up to the de-activated state when disconnected.
P3-14: AFCS Back Course Discrete Output
Open Drain. Used to feed the back course sensing input of an AFCS. When
the Course Select rotates either direction passing 90º clockwise or
counterclockwise from the lubber line of the SN3500 will generate an open-
drain closure. An external relay may be required to make this signal active-
high.
P3-15: GPS2
Switching Relay Discrete Output
Can be used to operate a switching relay whenever GPS2 (or Loran2) is
selected by the NAV pushbutton. The receiver type is selected on the LNAV-2
maintenance page.
Содержание SN3500
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