22 
INTELLIGENT ACTUATOR 
Part 1  Installation
 
  Interface Specifications of Teaching Serial Interface 
Item No. Direction Signal name Details 
1  FG Frame ground 
2 Out TXD Transmitted data 
3 In RXD Received data 
4  Out  RTS  Request to send 
5  In  CTS  Clear to send 
6 Out DSR Equipment ready 
7  SG Signal ground 
8  NC Not connected 
9 In RSVTBX1 
RSV signal line for generic teaching 
pendant 
10 In RSVTBX2 
RSV signal line for generic teaching 
pendant 
11  NC Not connected 
12  Out  EMGOUT1 Emergency-stop contact 1 
13 In EMGIN1  
14  NC Not connected 
15 Out RSVVCC 
24-V power supply for IA-T-XA/SEL-T 
(D) teaching pendant 
16 Out EMGOUT2 Emergency-stop contact 2 
17  Out  ENBVCC1  Enable drive power 1 
18 Out VCC 
Power output 
(power supply for IA-T-
X (D) teaching pendant)
 
19  In  ENBTBX1  Enable input 1 
20 In DTR Terminal ready 
21 Out ENBVCC2  Enable drive power 2 
22 In ENBTBX2  Enable input 2 
23 Out EMGS Emergency-stop status 
24 In EMGIN2  Emergency-stop contact 2 
Terminal 
assignments 
25  SG Signal ground 
 
Shading indicates that the signal is used only with an ANSI teaching pendant.