
MT4000-2 MT10000-4 ISMTUK_06_06.doc
Pag. 5
RESET: Re-start the control unit
BUZZER: 1 prolonged beep Ævalid reading
2 rapid beeps Æinvalid reading
Led OK: Green Ævalid reading
RedÆinvalid reading
YellowÆinvalid reading because of incorrect system code
Led TX/RX: Flashes when the control unit communicates on the RS485 bus.
Led ON/OFF: Red Æcontrol unit powered.
BATTERY: Back-up battery for keeping enablings in memory when the control unit is not
powered (life-span 3 years with control unit not powered).
DISPLAY STRIP: Strip for plugging in optional display.
KEYBOARD STRIP: Strip for plugging in optional keypad.
LCD: Trimmer for contrast adjustment of optional display
Terminal board MT4000-2 description
V1 Power 12Vac/dc (maximum consumption 2A)
V2 Power 12Vac/dc (maximum consumption 2A)
GND Ground for reader powering and for the INT485C converter
D+ D+ Interface 485
D- D- Interface 485
+9V Positive for reader powering and for the INT485C converter
D0.1 Reader 1 DATA0 line
D1.1 Reader 1 DATA1 line
D0.2 Reader 2 DATA0 line
D1.2 Reader 2 DATA1 line
IN1 Port 1 Output Pushbutton Input (active with voltage +9V)
IN2 Port 2 Output Pushbutton Input (active with voltage +9V)
IN5 Port 1 Break-in Input active with voltage of +9V
IN6 Port 2 Break-in Input active with voltage of +9V
NO1 Relay 1 N.O. contact
COM1 Relay 1 common
NC1 Relay 1 N.C. contact
NO2 Relay 2 N.O. contact
COM2 Relay 2 common
NC2 Relay 2 N.C. contact
NO5 Relay 5 N.O. contact
COM5 Relay 5 common
NC5 Relay 5 N.C. contact
NO6 Relay 6 N.O. contact
COM6 Relay 6 common
NC6 Relay 6 N.C. contact
Connector DB9 RS232 connector for printer or firmware upgrade from PC