User's Manual

H3-EM-66-100 Electronic Swinghandle
Operating Instructions
J-H3-EM-66-100-M_revB visit www.southco.com for latest version of this document Page 3 of 4
Status LED and Output Signals
The latch is equipped with a tri-color (blue/magenta/red) LED visible from
the front of the latch. This LED provides a visible notification of the latch
status. The different latch states are described below. Please refer to the
Control Input Signal, Electronic Lock Status Output Signal, and
Mechanical Lock Status Output Signal sections for further details on
these signals.
Secured
The latch is securely closed, prohibiting access.
 The Status LED will be solid blue.
 The electronic lock status output is at its open collector state.
 The mechanical lock status output is at its open collector state.
“Secured” State
Electronically Released
The electronic lock slide is in the unlocked position and the handle can be
pulled open.
 The Status LED will alternate flashing blue/magenta.
 The electronic lock status output is 0V while the lock slide is in
the unlocked position.
 The mechanical lock status output is at its open collector state.
“Electronically Released” State
Mechanically Released
The latch is released by opening the handle or moving the cam from its
lock position.
 The Status LED will flash blue.
 The electronic lock status output will be at its open collector state
if the electronic lock slide is in the locked position. It will be 0V if
the lock slide is in the unlocked position.
 The mechanical lock status output is 0V.
NOTE: The lock sensor is an optical device that senses the presence
of the lock pawl. Reflectivity of the lock pawl material can affect sensing.
Use only Southco-supplied locks.
“Mechanically Released” State
Handle not Fully Closed
This is an interim state and may occur while closing the handle when the
cam is not secured by the electronic lock slide. The latch is not fully
secured during this state.
 The Status LED will alternate flashing blue/red if the cam is not
detected. It will flash blue/red/red if the cam is detected, but the
lock plate is not in the right position. This could be due to
mechanical failure or tampering.
 The electronic lock status output is 0V if the lock slide is in the
unlocked position. It will be at its open collector state if it is in the
lock position.
 The mechanical lock status output is 0V if the cam is not
detected. It will be at its open collector state if it is detected.
“Handle not Fully Closed” State
electronic lock
slide in locked
position
handle secured
in housing, cam
in locked
position
electronic
lock slide in
unlocked
position
handle
secured in
housing, cam
in locked
position
electronic
lock slide in
unlocked
position
electronic
lock slide in
locked
position
lock plug in
unlocked
position
cam
detected by
latch
cam not
detected by
latch