KEY RAY - About the Controller

Description of the control unit
The 14A control unit is a modular system for the control of Key
Automation motors for the electric opening and closure of swing and
sliding gates, barriers and garage doors.
The 14A has a programmer with display (optional) allowing easy
programming and constant monitoring of the control unit’s status;
Description of the connections
1- Control unit power supply connection 24 Vac
2- M1 power module socket
3- M2 power module socket
4- Display programmer connector
5- Receiver compartment RX4X/RX4U
6- Integrated STEP BY STEP control button
7- External antenna connections
8- Input status indicator LEDs
9- Accessory/input connection terminal board
10- Protective fuse, 2.5AT
11 - Battery connection
WARNING:
the PO24 power
module must always
be connected/disconnected
with the control
unit not powered up!
Models and technical characteristics
the menu structure also allows easy setting of working times and
operating modes. The display menu is multilingual.
All other, improper, use of the control unit is forbidden.
ABOUT THE CONTROLLER
900MA24
Logic module for combination with 1 or 2 PO24 power modules for the control of 1 or 2 24V motors for swing and
sliding gates, barriers and garage doors
SBS
M1
M2
COM
PED
OPEN
CLOSE
SBS
NEG
PH-POW
PH1
PH2
COM
FLASH
LED
SEN
SHIELD
ANT
COM
STOP
EDGE
EDGE
COM
ELEC
COM
CS1 CS2 V
+
ENC NEG M
-
M+ LS1 LS2 V
+
ENC NEG M
-
M+
IND
STOP
EDGE
PH1
PH2 PED
OPEN
CLOSE
SBS
POWER
SUPPLY
23
4
6
5
7
8
9
10
11
1
- Power supply with protection against short-circuits inside the
control unit, on motors and on the connected accessories.
- Obstacle detection by means of current sensor.
- Anti-crush safety device.
- Automatic learning of working times.
- Programmable deceleration during opening and closure.
- Safety input deactivation by means of software.
- Control panel with microprocessor logic.
BATTERIES
(ACCESSORY)
12