LiftMaster MAXUM JDC Serie Manual De Instalación página 48

Auxiliary Relays Accessory Kit (AUXREL)
(continued)
AUXILIARY RELAYS FUNCTIONALITY
The expansion board and relay adapter board provide Normally Open (N.O.) and Normally Closed (N.C.) relay contacts
to control extrenal devices, for connection of Class 2, low voltage (42 Vdc [34 Vac] max 5 Amps) power sources only.
Function of relay contact activation determined by switch settings.
SWITCH SETTINGS
AUX RELAY
SETTING
1
Off (no OFF
feature
selected)
Open Limit OFF
Switch
Closed Limit OFF
Switch
Door Motion OFF
AUX RELAY 1
2 3
OFF OFF Relay always off. Use this Aux Relay setting to conserve battery power.
OFF ON Energizes at open limit. Use with SAMS (Sequenced Access Management
System, jointly with door).
ON OFF Energizes when not at close limit. For an additional audible or visual display,
connect an external light (low voltage).
ON ON Energizes when motor is on. For an additional sudible or visual display,
connect an external buzzer or light (low voltage).
48
AUX RELAY 2