6 External Input and Output
72
6
External Input and Output
This unit contains the terminals for contact input/output, analog output, and RS-232C input/
output. These terminals should be used when the status input, alarm signal output,
measurement value signal output, and remote signal input are required.
6.1
Terminal Diagram of Input and Output
The input/output terminal diagram is shown below.
Input/output terminals are the green terminals under the control unit.
Note
Do not connect the signal line to terminals No.15 and 16 as they are connected internally.
1 2 3 4 5 6 7 8 9 10 11 12 13 14
15 16 17 18 19 20 21 22 23 24 25 26 27 28
Terminal No.
Not for use
Terminal table
Not for use
Terminal processing of signal line
Perform terminal processing of
the signal line as shown in the
figure.
7 mm
0.08 mm
2
to 1.5 mm
2
(AWG28 to AWG16)
