Feedback Connectors

The connector pin assignment is shown in Feedback Connector Pinout with detailed connection information in the following sections.

Table: Feedback Connector Pinout

Pin #	Description	In/Out/Bi
1	Analog Input +	Input
2	Motor Over Temperature Thermistor	Input
3	+5V Power ⁽¹⁾	Output
4	Plug and Play Serial Data (for Aerotech stages only)	Bidirectional
5	Hall-Effect Sensor B (brushless motors only)	Input
6	Encoder Marker Reference Pulse -	Input
6	Absolute Encoder Clock -	Output
7	Encoder Marker Reference Pulse +	Input
7	Absolute Encoder Clock +	Output
8	Absolute Encoder Data -	Bidirectional
9	Analog Input -	Input
10	Hall-Effect Sensor A (brushless motors only)	Input
11	Hall-Effect Sensor C (brushless motors only)	Input
12	Clockwise End of Travel Limit	Input
13	Brake Output -	Output
14	Encoder Cosine +	Input
15	Encoder Cosine -	Input
16	+5V Power ⁽¹⁾	Output
17	Encoder Sine +	Input
18	Encoder Sine -	Input
19	Absolute Encoder Data+	Bidirectional
20	Signal Common	Output
21	Signal Common	Output
22	Home Switch Input	Input
23	Encoder Fault Input	Input
24	Counterclockwise End of Travel Limit	Input
25	Brake Output +	Output
(1) The maximum combined current output is 500 mA.

Table: Feedback Mating Connector Ratings

Specification	25-Pin Solder Cup	Backshell
Aerotech Part Number	ECK00101	ECK00656
Amphenol Part Number ⁽¹⁾	DB25P064TXLF	17E-1726-2
Maximum Wire Size	20 AWG (0.5 mm²)	N/A
(1) Refer to the manufacturer website for additional information.