Version: 1.0, September 19, 2002
2 – INSTALLATION
NX-500
Connections
Cable type
Max
length
Functional description
Pin
number
Signal names
OPT COM INT
(K2)
14 pin male
connector 15.8
mm.
Con-
nection to
optional
communi-
cation
board.
Not connected.
TTL TX-data com.
TTL RX-data com.
Ready to send
Cleared to send.
Ground
Ground
5 Vdc output
RS 485 I/O toggle
signal.
Not connected.
Ground
24 Vdc output for com.
board.
Not connected.
Not connected
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TX
RX
RTS
CTS
GND
GND
XV5P
I/O
GND
XV24P
2.5.2 Indications.
NX-500
Indications
Indication
type
Description
Indication
number
PROG.
STATUS
LED red
1 sec on / 1 sec off : Program is operational
1 short flash: Not enough RAM.
2 short flashes: RAM failure.
3 short flashes: EPROM failure
D-1
DETECTION
STATUS
LED green
FLASH: Transponder/XS-card detected; authorized and not
authorized.
D-2
PORTER
CONTACT
LED green
Activated when manual door-release button activated.
D-3
DOOR
CONTACT
LED green
Activated when door contact is closed.
D-4
RELAY
ACTIVATED
LED green
Activated when relay is activated.
D-5
© NEDAP IDEAS – AVI
P.O. Box 103, NL-7140 AC GROENLO
Page 24-41