14
Dual SGH500E Series
REVISION # 0001
DATE: 11/04/2020
C. Timer Instruction:
Note
: To enable timer(s) –
1) Must switch Timer Switch S10 to
ON
. (See figure A-2 on Page 12 for location.)
2) Must remove jumper on Terminal PCB-CN2 (23,24). (See figure A-1 on Page 12
for location.)
T1 T2 T3
+
-
Timer 1 setup.
Down, decrease time.
Up, increase time.
C-2.
Timer 3
Door Open Warning
dry contact
C-1.
CN8
BUZZER
LED9
SAFE
Timer 2 setup.
Timer 3 setup.
C.
(1)
T1 – Mid-open timer : Timer starts counting when door leaves close limit. Door stops after
opening for set time. Pressing open again at mid-open position will cause door to open to
open limit.
T2 – Timer to close : Timer is active when door stops and is not at close limit.
T3 – Door Open Warning Timer : Timer is active when door leaves close limit.
When time is up, contact will close. See figure C-1.
Terminals 23 and 24 External timer disable switch connection – jump to disable all timer funtions or
install a switch beteen 23 and 24. When the switch on 23, 24 is open and S10 switch is ON, all timers
are enabled. When the switch on 23, 24 is closed or S10 switch is OFF, all timers are disabled.
