User manual
Publication 2092-UM001D-EN-P — July 2005
Ultra1500 Connector Data  2-3
I/O Connector – CN1 
The following table provides the signal descriptions and pin-outs for the CN1 
input/output (50-pin) connector.
CN1 Pin Description Signal CN1 Pin Description Signal
1 
External 24V Power for Inputs 1–7 
+24V IN  26 Reserved  – 
2  +24V IN  27 Analog Output Common Ground  ACOM 
3  Digital Input 1  INPUT 1 28 Analog Output 1  AOUT1 
4  Digital Input 2  INPUT 2  29 Buffer Encoder Channel A +  AM+
5  Digital Input 3  INPUT 3  30 Buffer Encoder Channel A -  AM- 
6  Digital Input 4  INPUT 4  31 Buffer Encoder Channel B +  BM+ 
7  Digital Input 5  INPUT 5  32 Buffer Encoder Channel B -  BM- 
8  Digital Input 6  INPUT 6  33 Buffer Encoder Channel Z +  IM+ 
9  Digital Input 7  INPUT 7  34 Buffer Encoder Channel Z -  IM- 
10 Reserved – 35 Reserved – 
11  Follower Input A +  AX+  36 Reserved  – 
12  Follower Input A -  AX-  37 Fault Code Output 1  FAULT 1 
13  Follower Input B +  BX+  38 Fault Code Output 2  FAULT 2 
14  Follower Input B -  BX-  39 Fault Code Output 3  FAULT 3 
15  Reserved  –  40 Fault Code Output Common Ground  F COM 
16  Reserved  –  41 Digital Output 1 +  OUTPUT 1+ 
17  Encoder Z-Pulse + Z-PULSE+  42 Digital Output 1 -  OUTPUT 1- 
18  Encoder Z-Pulse -  Z-PULSE-  43 Digital Output 2 +  OUTPUT 2+ 
19  Velocity Command Input +  VCMD+  44  Digital Output 2 -  OUTPUT 2- 
20  Velocity Command Input -  VCMD-  45 Fault Output + FAULT+ 
21  Current Command Input +  ICMD+  46  Fault Output -  FAULT- 
22  Current Command Input -  ICMD-  47  Digital Output 3 +  OUTPUT 3+ 
23  Analog Output 2  AOUT2  48  Digital Output 3 -  OUTPUT 3- 
24 Reserved  –  49 3.6V Battery +  BAT+ 
25 3.6V Battery -  BAT-  50  Reserved  – 










