ND 780
Connector pin assignments
4
Grounding Edge Finder
Presence
5
X10 - KT 130 - IOB 49
1
2
3
0 V
KT
Signal
(Inner
Ready
for IOB
shield)
6
X1, X2, X3 - 11 µApp/1 Vpp
Interface
1
2
11 µA
DC 5 V
0 V
PP
1 V
DC 5 V
0 V
PP
Interface
12
13
11 µA
I0-
Internal
PP
Shield
1 V
R-
/
PP
7
X31 -
- RS-232-C
1
2
/
RXD
130
Tip
Input
4
5
6
7
/
/
DC 5 V
0 V
3
4
I
+
I
-
1
1
A+
A-
14
15
Case
/
/
External
Shield
/
/
3
4
TXD
DTR
Chassis Ground
8
9
10
0 V
Signal
/
for IOB
5
6
7
/
I
+
I
-
2
2
/
B+
B-
5
6
Signal Ground
DSR
Sleeve
11
12
13
14
/
Value
KT
Value
Output
Output
Contact
Pulse
8
9
10
/
/
I
+
0
/
DC 5 V
R+
Sensor
7
8
RTS
CTS
15
/
11
/
0 V
Sensor
9
/