Fike Quadnet - Page 21

Quadnet Control Panel Engineering and Commissioning Manual
21
Network Port 2
Terminal
Description
SCRN
Field cable screen connection (Connect only at 1 end)
NW2B
Data B connection for Port 2
NW2A
Data A connection for Port 2
PSU: SCRN, B, A, SCRN, 0V, +24V, SCRN, 0V, +24V,
The PSU connections connect the control panel to the Power Supply Unit.
A 2-core 1.5mm
2
cable should be used for the data connections (A and B), up to a maximum of 9.5m in
length.
Two 2-core 1.5mm
2
cables may be used for the 2 x +24V and 0V power connections, up to a maximum of
6.3m in length. The cables screens should be connected at each end using the terminals provided
If a greater distance is required between the main control panel and the PSU then two 2-core 2.5mm
2
cables should be used for the +24V and 0V power connections, up to a maximum of 9.5m in length. The
cable screens should be connected at each end using the terminals provided
Terminal
Description
A
Serial Data connection
B
Serial Clock connection
+24v
Power Supply +24V Input connection
0V
Power Supply 0V Input connection
SCRN
Cable Screen
+24V
+24V
B
ON BOARD PCB
FIELD CONNECTIONS
TO QUADNET POWER SUPPLY UNIT
A
SCRN
SCRN
OV
+24V
SCRN
B
A
SCRN
SCRN
OV
+24V
SCRN
OV
OV
NW2B
ON BOARD PCB
FIELD CONNECTIONS
TO NETWORK PORT OF NEXT CONTROL PANEL
NW2A
B
A
SCREEN