Relief Motor 1 For E-Lock; Flashing Light Settings; Pre-Flashing; Special Contact Settings - Chamberlain CHLA250EVC Manuel D'installation

7. PROGRAMMING
7.7.10a Relief Motor 1 for E-Lock
Relief Motor 1 for E-Lock function enables to briefly push Motor 1 in CLOSE direc-
tion before engaging e-lock to relieve excess pressure on e-lock. Not available if EL
Function is set to "00" or "03" (e-lock not connected / mag-lock connected).
deactivated (Default)
1 second activated
2 seconds activated

7.7.11 Flashing Light Settings

Flashing Light function allows to select which type of Flashing Lamp is connected.
24VDC- max 500 mA Flashing lamp (FLA1-LED) can be connected.
no flashing lamp installed (Default)
continuous 24V supply - for flashing lamp with own control board
(FLA1-LED)
interrupted 24V supply - for flashing lamp without own control board
7.7.11a Pre-Flashing
Pre-Flashing function defines time interval of pre-flashing of the flashing lamp prior
to gate movement. Function not active if Flashing Lamp (FL) Function is set to "00".
no pre-flashing (Default)
1 second
2 seconds

7.7.12 Special Contact Settings

Special Contact function defines relay activation time.
A 24V max 500mA relay can be connected to manage other devices, e.g. courtesy
light. The time set here will also control countdown for myQ remote light.
no activation (Default)
15 seconds
30 seconds
45 seconds
1 minute

7.7.13 Start Speed in Open and Close Directions

Start Speed function allows switching the Soft-Start in OPEN and CLOSE directi-
ons ON and OFF.
deactivated (Default)
Soft Start active: motors will accelerate gradually until they reach
standard speed.

7.7.14 Maintenance Counter

Maintenance Counter function allows to set maintenance interval in cycles.
4 seconds pre-flashing of the Flashing Lamp will be a signal the interval is reached.
If PF Function (Pre-Flashing) is active then 4 second pre-flashing will be added
to the set time. To reset counter after maintenance is done, it will be enough to
program the cycles one more time.
7.8 Factory Default
Factory default function resets control board to the original factory set-ups. All set-
tings, including limit settings, will be erased. LED display will show "E0". Program-
med remote controls will remain learned. If Remote control accessories need to be
erased refer to the respective Radio Controls Programming section of this manual.

7.9 Finish and Exit

To exit the programming phase and save all changes,
move to FE function and press "P" button. The control board will go into Stand-by
3 seconds mode and is ready to work.
There are also other ways to exit the programming and save settings:
• Press and hold "P" button for 5 seconds
4 seconds
• Wait 3 minutes after the last changes in the programming for automatic exit
5 seconds

8. BATTERY BACKUP

Battery Back-Up Mode
2 Optional 12V, 2.2Ah lead batteries SKU 490EV (optional, not included) can be
mounted inside the E-Box. Follow the manual of SKU 490EV for exact installation
procedure. A Flashing lamp (if mounted) will flash 2 seconds every 10 minutes
indicating BBU mode and power loss. Control board will switch into stand-by mode
with active radio receiver accepting radio control device commands only. All other
1.5 minutes
accessories and peripheral devices will not be functioning.
When in Battery Back-up mode, myQ Smartphone Control and wireless myQ devi-
2 minutes
ces will be disabled. Full charged battery capacity shall support up to ~20 cycles at
a rate of 2 per hour. After 24 hours of BBU mode the battery shall provide power for
1 complete opening and closing cycle. Please note that only the specified battery
3 minutes
can be use. Use of any other battery leads to loss of warranty and loss of liability of
Chamberlain for any related damages resulting from use of unspecified batteries.
4 minutes
5 minutes
16
no counter (Default)
1000 cycles
2000 cycles
no reset (Default)
reset to the factory default settings
... ... cycles
20000 cycles