N700 Operating Instructions and Parts Manual
9. Explanation of I-Group Function
83
9. E
XPLANATION OF
I-
GROUP
9.1
Intelligent input terminal setting
9.1.1
Arrangement of control circuit terminals
(1) Layout of control circuit terminals
11
Fig. 9- 1 Layout of control circuit terminals
(2) Explanation of control circuit terminal
Ite
m
Function
Terminal
marking
Terminal name
Contents
H
Frequency
power
z
It is the DC+10V power for terminals.
Analog
power
L
Analog power
common
z
It is common terminal of frequency command signal (O,
O2, OI) and analogue output, AM, AMI. Don’t earth.
O
Frequency
command power
terminal
(0~10VDC)
z
When inputting DC 0 ~10V, it is maximum frequency on
10V.
z
When maximum frequency is expected to be on being less
then 10V, set with I023.
O2
Frequency
command
support
(-10~10VDC)
z
When inputting DC 0 ~ 10V, this signal is added to
frequency command of O or OI terminal.
z
Setting switching O2 terminal individually frequency order
possible.
Anal
og co
ntrol
terminal
Frequency
setting
input
OI
Frequency
command
Terminal
(4~20mA)
z
When inputting DC 4 ~20mA, 20mA is maximum
frequency.
z
When AT terminal is ON, OI signal is valid.
P24 Interface
power
z
It is DC24V power for connection input signal. When
selecting source logic, it's connection input common.
CM1
Interface power
common
z
The common terminal is FW terminal, 1-8 terminal,
z
TH terminal FM terminal, Don't earth.
Digital
power
PLC
Intelligent input
common
z
Change sink type and source type by short bar on control
terminals.
P24-PLC : Sink type CM1-PLC : Source type
z
In case of driving the connection input by external power,
remove the short cable on the above figure and connect
the PLC with external interface circuit.
FW
Forward
command
z
About FW signal, ON is Forward and OFF is stop
command.
Digit
a
l contro
l termina
l
Point of
contact
input
1~8
Intelligent input
terminal 1~8
z
Select 8 functions from 39 functions, and divide between 1
terminal and 8 terminals.