Kramer NT-52P, User Manual, Page: 15 / 86

8 NT-52P - Defining the NT-52P 2-Port Universal I/O PoE Control Gateway
Port I/O
Function
8-Char
Display
Text
Terminal Block Connections
IO Port
Default
TCP
Default
Port
[P1/P2]
Mode
Button
LED
color
Blue
Activity LED
[left]
White
Activity LED
[right]
G P1 P2
RS-232 RS-232 Ground Rx Tx 9600,8,N,1 5001/2 Yellow
Flashes when
receiving data
Flashes when
transmitting
data
Crossed
RS-232
RS-232X Ground Tx Rx 9600,8,N,1 5001/2 Green
Flashes when
receiving data
Flashes when
transmitting
data
RS-485 RS-485 Ground Rx (+) Tx (-) 9600,8,N,1 5001/2 Pink
Flashes when
receiving data
Flashes when
transmitting
data
IR
IR+IR Ground IR
1
IR
2
5000 Red
ON when
transmitting
IR
1
data
ON when
transmitting
IR
2
data
IO
IO+IO Ground IO
1
IO
2
Digital In
x 2
5000 Blue
ON when IO
1
is active
ON when IO
2
is active
Relay
Relay Common Normally
Open
Normally
Closed
Normally
Open
5000 White N/A
ON when
Relay
is active
Table 1: NP-52P Function Table
Legend:
Tx – Transmit, Rx – Receive
9600, 8, N, 1 – 9600 baud, 8-bits, no parity, 1 stop bit
P1 / P2 – Port 1 / Port 2
IR
1
/ IR
2
– IR Port 1 / IR Port 2
IO
1
/ IO
2
– IO Port 1 / IO Port 2