Terminal And Led Descriptions - GE NX-320E Installation Manual

T
Terminal
DATA Connect to the control panel data terminal. This terminal is the incoming data-
signalling terminal to the NX-320E. The maximum total wire run from the control
panel to all devices, including the NX-320E is 800 m.
COM Connect to the control panel COMMON terminal. This terminal supplies the
common side of the power to the NX-320E board.
POS Connect to control panel AUX POWER + terminal. This terminal supplies power to
the NX-320E board.
DATA This terminal is the outgoing data-signalling terminal for buss extension. The
maximum total wire run from the NX-320E to all outgoing devices is 800 m.
COM Common terminal for any device powered from the NX-320E.
OUT A Programmable output current limited to 1.5 Amps.
NOTE: the total current of the NX-320E is 2.5 Amps.
OUT B Programmable output current limited to 1.5 Amps.
COM Common terminal for any device powered from the NX-320E.
OUT C Programmable output current limited to 1.5 Amps.
BELL + Positive of bell output current limited to 2.0 Amps. Connect as in diagram on page
20.
BELL - Negative of bell output current limited to 2.0 Amps. Connect as in diagram on
page 20.
TAM This is an optional tamper terminal. To use this feature, connect the normally
closed tamper switch between this terminal and COM. If switch 4 is off, this
feature is not used.
EARTH Earth ground.
AC AC input. Connect to a 16.5V 40 VA transformer.
AC AC input. Connect to a 16.5V 40 VA transformer.
LED
DS1 Flashes when data is transmitted out from the NX-320E.
DS2 Flashes when data is transmitted into the NX-320E.
DS3 Flashes during normal operation.
Used for hardware, and will only glow dimly when connected to the NX-8 / NX-8E
DS4
control panel.
NX-320E Installation manual
ERMINAL AND
Page 20
LED
DESCRIPTIONS
Description
Description
19/09/05