ACR&Artex 2-Wire ELT__RSWT Interface - Manual (Page 19)

ACR Electronics, Inc. 570-0049 Revision B
The information within this document and any attached materials is proprietary and confidential
and is not to be disseminated, distributed, or otherwise conveyed throughout your organization to
employees without a need for this information or to any third parties without the express written
permission of ACR Electronics, Inc.
Page 19 of 30
7.3 140-3349 TOGGLE SWITCH WIRING (14 VDC INSTALLATION)
Improperly wiring the aircraft power to the D-sub will irreversibly damage
the interface.
7.3.1 Solder the wires from the 453-0032 interface to the toggle switch according to the following
information for 28 VDC aircraft power:
Table 8: 28 VDC Aircraft Power
CONTACT LOCATION
TOGGLE
SWITCH
CONTACT #
453-0032 INTERFACE
DESCRIPTION CONTACT #
1 N/A N/A
2 Ground 9
3 Ext. On 7
4 Reset 1 6
5 N/A N/A
6 Reset 2 3
Diodes not shown
7
Aircraft Power
(28 VDC)
4
8 N/A N/A
9 Light 28 (-) 5
Figure 5: 453-0032 Wiring Diagram For 28 VDC Installation
NOTE: The toggle switch is not grounded to the ELT, so the system works for metallic and
composite aircrafts when the beacon and the toggle are installed far apart.