Page 18
Installation and Mounting
optoNCDT 1402
Pin Assignment
5.2
Pin
Description
Color code
PC1402-x/I
Specification
3
RS422 Rx+
Serial input
green
Internally terminated with 120 Ohm
4
RS422 Rx-
yellow
5
RS422 Tx+
Serial output
grey
Terminate externally with 120 Ohm
6
RS422 Tx-
pink
7
+U
B
red
11 ... 30 VDC, typical 24 VDC / 50 mA
8
Laser off
Switch input
black
Laser is active, if pin 8 is connected with GND
9
Teach in
violet
Connected to GND for at least 30 ms
10
Error
Switch output
brown
Open-Collector (NPN), I
max
= 100 mA, U
max
= 30 VDC,
short circuit proof, turn off the power supply to reset the
short circuit protection
11
I
OUT
4 ... 20 mA
white
R
Load
< (U
B
- 6 V) / 20 mA; R
Load
max. = 250 Ohm with
U
B
= 11 V
12
GND
blue
Supply and signal ground
1/2
n.c.
The shield of the cable is connected with the housing of the connector. The sup-
ply and output cable PC1402-x/I is a high flex cable.
One end of the cable has a molded M12 female connector, the other end has
free leads with ferrules.
Pin side male cable connector
Fig. 5:
10
1
2
3
9
8
7
6
5
4
11
12
