Chamberlain SL 1000-XI - Manual (Page 19)

Rev C Doc 6001194 (01-20259) 16 of 36
7. Alternate Action
1. If you want the OPEN input (Entry system) or RADIO input (Transmitter) to both open and
close the gate, disable ATG and RT in programming steps 6 and 8.
2. Activate the OPEN command, wait until the gate is fully open, then activate the OPEN
command again. The gate should close, verifying Alternate Action operation.
Note: If you select Alternate Action, you can't enable RT and ATG in procedures 8 and 9.
8. Reclose Timer (RT)
1. If you want a fully open gate to automatically close after a period of time, enable RT in
programming step 8.
2. If you don't want the gate to close automatically, disable RT.
3. Activate any entry command (except Manual OPEN) to open the gate and verify the Reclose
Timer operation.
NOTE: Reclose Timer is not functional when the Manual Open command is used.
9. Inside Safety Loop and Anti-Tailgating (ATG) When Exiting
1. If you want the gate to stop when a vehicle drives onto the Safety Loop and to restart when
the vehicle drives off the Safety Loop, enter 0 in programming step 1 and disable ATG in
step 6.
2. If you want the gate to stop when a vehicle drives onto the Safety Loop and to close when
the vehicle drives off the Safety Loop, enter 0 in programming step 1 and enable ATG in
step 6.
3. If you want a closing gate to open when a vehicle drives on the Safety Loop, S1, enter 1 in
programming step 1 and disable ATG in step 6.
4. If you want a closing gate to stop when a vehicle drives on the Safety Loop and an opening
or closing gate to close when the vehicle drives off the Safety Loop, enter 1 in programming
step 1 and enable ATG in step 6.
5. Activate the OPEN command, drive over the Safety Loop, and verify its operation.
10. Safety Bar
While the gate is opening , push on the Safety Bar. The gate should stop.
11. Maglock
Verify that the maglock activates when the gate is fully closed.
12. Power Fail Option
1. Verify that switch S2 (Power Fail Open Direction switch) is set to the desired position (Figure
12).
2. Record switch S2 setting in the space provided in the Maintenance Section.
It is essential that maintenance personnel know what the gate will do when power is
turned off during maintenance.