MITSUBISHI ELECTRIC FR-S520 - Manual (Page 139)

130
2
.14.2 Operation and speed command write
Used to make valid the operation and speed commands from the computer or
external terminals.
Parameter Name
Factory
Setting
Setting
Range
Remarks
n8 (338)
Operation
command write
0 0, 1
n9 (339)
Speed command
write
0 0, 1
Setting is enabled when Pr. 30 = "1"
The parameter numbers within parentheses are those for use of the parameter unit
(FR-PU04).
<Setting>
In the computer operation mode, commands from the external terminals and
sequence program are as listed below.
(Refer to page 88 for Pr. 60 to Pr. 63 (input terminal function selection).)
n8 (Pr. 338) "operation
command write" 0:
Computer
0:
Computer
1:
External
1:
External
Operation
location
selection
n9 (Pr. 339) "speed
command write" 0:
Computer
1:
External
0:
Computer
1:
External
Remarks
Forward rotation command
(STF)
Computer Computer External External
Computer link operation
frequency
Computer — Computer —
2 — External — External
Fixed
function
(Terminal-
equivalent
function)
4 — External — External
0
Low-speed operation
command (RL)
Computer External Computer External Pr. 59 = "0"
1
Middle-speed operation
command (RM)
Computer External Computer External Pr. 59 = "0"
2
High-speed operation
command (RH)
Computer External Computer External Pr. 59 = "0"
3
Second function
selection (RT)
Computer Computer External External
4
Current input selection
(AU)
— Either — Either
5
Start self-holding
selection (STOP)
— — External External
6 Output stop (MRS) Either Either External External Pr. 79
≠
"7"
7
External thermal relay
input (OH)
External External External External
8
15-speed selection
(REX)
Computer External Computer External Pr. 59 = "0"
9
Jog operation selection
(JOG)
— — External External
10 Reset (RES) Either Either Either Either
14
PID control valid
terminal (X14)
Computer External Computer External
16
PU-external operation
switch-over (X16)
External External External External
Sel
e
c
ti
on f
u
nc
tio
n
P
r. 60
t
o
P
r.
63
se
tti
ng
s
- - -
Reverse rotation
command (STR)
Computer Computer External External