ELR Electric Latch Retraction
美國國家標準一級 Heavy Duty
ELR provides the ability to remotely retract the latchbolt. Continuous duty solenoid can retract latchbolts under condition of unlatching or continually dogging. The ELR option can be applied with card readers, toggles or key switches, push buttons and fire alarm systems. PS100 power supply is required for the use of ELR option.
