Instructions / Assembly
24 Diamond Dual Instruction Manual
Accessory Inputs
1
  SAFETY: Typically for use with photo beam device, loop 
detector or other non-contact sensors
  •  Activation of this input while the gate is closing will cause 
the gate to stop and return to the opened position.
  •  Activation of this input while the gate is opening has no 
effect. (gate will continue to open)
  •  Activation of this input while gate is idle will prevent gate 
from closing.
  •  Activation of this input while at open limit will restart the 
auto close time (if enabled).
2
  EXIT: Typically for use with exit loop or wand
  •  Activation of this input will open the gate if it’s not already 
at the open position.
  •  Activation of this input while at open limit will restart the 
auto close time (if enabled).
  •  Activation of this input while gate is open will prevent gate 
from closing.
3
  CYCLE: Typically for use with doorbell button or hardwired 
keypad
  •  Each activation at this input will cycle the operation as 
follows:
      …→ OPEN → STOP → CLOSE → STOP → OPEN → …
4
  EDGE SENSOR:  Typically for use with contact edge 
sensor
  •  Activation of this input while gate is moving will cause it to 
reverse direction for 2 seconds.
  •  Activation of this input while idle will prevent gate from running.
5
  COMMMON: Common/Negative terminal for accessory devices.
12 Volt Power (Maximum Current: 100 mA)
5
  COM:  Common/Negative terminal for accessory power source.
6
  LOCK +: Power source for GTO/Mighty Mule accessories, i.e. Gate Opening Sensor [FM139].
Lock Outputs
6
  LOCK +: Positive terminal to connect Automatic Gate Lock [FM144].
7
  LOCK – : Negative terminal to connect Automatic Gate Lock.
Charge Power Inputs
8
  14VAC or SOLAR: Power Input Terminals:
  •  Input terminals for transformer or solar panel.
  •  Non-polarity sensitive.
VAR5
VAR6
K1
PF1
K2
BATT +
BATT –
K3
K4
VAR4
VAR3
VAR2
VAR1
MIN
MAX
OFF
JP1
REMOVE JUMPER FOR
PUSH TO OPEN OPTION
120
SEC.
GTO Inc. Tallahassee, FL
R4722
STALL FORCE
OPEN < JOG > CLOSE
PWR.
SET
LIMIT
1st OPR.
2nd OPR.
STATUS
AUTO CLOSE
SFTY.
EXIT
CYCLE
EDGE
SENSOR
COMMON
LOCK+
LOCK–
WHT
GRN
RED
BLK
WHT
GRN
SECOND OPR.FIRST OPR.
RED
BLK
14 VAC
OR 
SOLAR
ON OFF
1
8
7
6
5
4
3
2










