Sams Wiring With Relays Not Energized - Chamberlain LA500 Installation Manual

Vehicular swing gate operator
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SAMS WIRING WITH RELAYS NOT ENERGIZED

The Sequenced Access Management System (SAMS) are programmable relays used to determine the order in which more than one control device
operates across an opening. For example, where a swing gate and a barrier gate are both used, the swing gate may be set to open all the way before
the barrier gate activates. An example of SAMS wiring is shown below.
Dipswitch settings for AUX
Relay 1: 1-OFF, 2-OFF, 3-ON
APPENDIX
Main Board
Expansion Board
POWER
DEVICE INPUTS
EYE
1
ONLY
EYE/
2
EDGE
EYE/
3
EDGE
COM
SBC
OPN
CLS
STP
COM
SHADOW INTERUPT
EXIT
AUX Relay 1
51
Barrier Arm Operator
Exit Input
C
Auxiliary
Command
NO
Shadow Input
Access Device

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