6
REAR PANEL
The descriptions that follow apply to the images above, from
left to right, as follows:
•
Power Input Connector
- Connects to a standard
110VAC three-pronged input jack (supplied).
(Current draw = 1.2A max).
•
Main Power Switch
- Switch for main Receiver
power supply.
Note:
This switch only supplies AC
power and does not cause the software to run.
COM Card:
•
COM1
- Serial port used for output connection to an
Automation Host computer. Electrostatically protected
for connection to an automation system.
•
LPT1
- Standard DB-25 female parallel printer socket.
Connect to the approved printer using a standard 36-pin
Centronics cable.
LAN Card:
•
LAN1
- Primary connection to the Net.Link Receiver,
and must be connected to the router.
•
LAN2
- Interlink connection RJ-45 crossover cable (e.g.,
NAPCO part #W943). Required only for Hot Backup
failover configuration (see page 7).
Relay Card:
Top connector contains a terminal block and a receptacle:
•
Trouble Relay
- A normally closed dry contact relay. The
relay is activated upon power-on of the system (open
when powered) and closes when software resets, over-
temperature condition or power supply problem exists.
Note:
Do NOT connect anything to reserved recepta-
cles.
Rear Housing Description
FIG. 2: REAR PANEL
COM1
(Reserved)
LAN1
(Reserved)
Trouble
Relay
COM Card
LAN Card
Relay Card
Power Input
Connector
Main Power
Switch
LPT1
LAN2
(Reserved)
Содержание Net.Link NL-RCV-RMPCUL
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