Emerson E171230, N1652 manual Terminal Diagram, RS485 Pin # Function

Terminal Diagram

RS485

Pin # Function

1120Ω Termination resistor

2RX TX

3Isolated 0V

4+24V (100mA)

5 Isolated 0V

6 TX enable

7 RX\ TX\

8RX\ TX\ (if termination resistors are required, link to pin1)

Shell Isolated 0V

Control Terminals - Bottom Row

Pin #	Function	Description
21	0V Common	Common for external
		digital inputs
22	+24Vdc	200mA max user supply
	Output
23	0V Common	Common for external
		digital inputs
24	Digital I/O 1	0 to 24Vdc input, or 1
		to 24Vdc, 240mA max
		output digital I/O
25	Digital I/O 2	0 to 24Vdc input, or 1
		to 24Vdc, 240mA max
		output digital I/O
26	Digital I/O 3	0 to 24Vdc input, or 1
		to 24Vdc, 240mA max
		output digital I/O
27	Digital Input 4	0 to 24Vdc, 6kΩ digital
		input
28	Digital Input 5	0 to 24Vdc, 6kΩ digital
		input
29	Digital Input 6	0 to 24Vdc, 6kΩ digital
		input
30	0V Common	Common for external
		digital inputs
	Safe Torque	0 to 24Vdc, 8μsec
31		typical/20μsec max
	Off
		sample digital input
41	Status Relay	240Vac, 2A resistive
		normally open
42	Status Relay	240Vac, 2A resistive
		normally open

Power - Line/Motor

Pin #	Function
PE	Ground Connection
L1	Line In
L2	Line In
L3	Line In

UMotor Connection

V Motor Connection

W Motor Connection

GND Motor Ground

Connection shown for Size 1 unit

Bottom view

Power - DC Connections

Pin # Function

48V	48Vdc
-DC	- DC Bus
+DC	+ DC Bus
BR	Brake Resistor
GND	Ground

Connection shown for size 1 unit

Terminal locations may vary based on unit size

Control Terminals - Top Row

Pin #	Function	Description
1	0V Common	Common for backup power
		supply
2	+24Vdc External	60W, 24Vdc - Backup power
	Input	supply for control
3	0V Common	Common for external analog
		signals
4	10Vdc source	10mA max reference supply
		±10Vdc 100kΩ - differential

5Analog Input 1+ analog input, non-inverting input, 16 bit

		±10Vdc 100kΩ - differential
6	Analog Input 1-	analog input, inverting input,
		16 bit
		±10Vdc, 100kΩ or 0-20/
7	Analog Input 2	4-20mA, 200Ω single-ended
		analog input 10 bit
		±10Vdc, 100kΩ or 0-20/
8	Analog Input 3	4-20mA, 200Ω single-ended
		analog input 10 bit, motor
		thermistor input
		±10Vdc or 0-20 / 4-20mA
9	Analog Output 1	single-ended analog output,
		bi-polar, 10 bit

±10Vdc or 0-20 / 4-20mA

10Analog Output 2 single-ended analog output, bi-polar, 10 bit

11 0V Common	Common for external analog
	signals

Encoder

Pin # Signal Quadrature		ABS	Pulse
1	A	Cos	F
2	A/	Cosref	F/
3	B	Sin	D, R
4	B/	Sinref	D/, R/
5	Z	Data	Z
6	Z/	Data/	Z/
7	U	n/c	U
8	U/	n/c	U/
9	V	n/c	V
10	V/	n/c	V/
11	W	Clock	W
12	W/	Clock/	W/
13	+V	+V	+V
14	0V Common	0V Common	0V Common
15	Thermistor	Thermistor	Thermistor

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