AMX NXA-UPS1500 manual RS-232 Communication Port Pin Assignment, NetLinxUPS

Connecting the UPS

RS-232 Communication Port Pin Assignment

The NXA-UPS1500 provides a DB9F (9-pin female) connector to communicate via RS-232. The pinout configuration for the RS-232 Communication Port connector is shown in FIG. 20:

NetLinxUPS

Pin 2: RX signal	5	9	9	5	Pin 2: TX signal
		8	8		Pin 3: RX signal
Pin 3: TX signal 4				4
					Pin 5: GND
Pin 5: GND	3			3
	2			2
		7	7
	1			1
		6	6

(Male)(Female)

RX (Pin 2) TX (Pin 2)

TX (Pin 3) RX (Pin 3)

GND (Pin 5) GND (Pin 5)

FIG. 20 RS-232 Communication Port Pin Assignment

RS-232 Communication Port Pin Assignment

Pin	Assignment Description
1	n/c
2	UPS TX signal
3	UPS RX signal
4	n/c
5	GND (ground)
6	n/c
7	n/c
8	n/c
9	n/c

NXA-UPS1500 Uninterruptible Power Supply 19