
4.DIRECT COMMANDS HANDLING B-65395EN/01
- 164 -
No
136 Velocity deviation check limit during velocity control
[Size] 2-byte
[Unit of data] min
-1
[Valid data range] 0 to 4000
[Standard value] 0 (velocity deviation check not performed)
Set the limit on the velocity deviation check to be performed in velocity
control mode.
In velocity control mode, alarm No. 447 is issued if the deviation of the
actual velocity from the specified velocity exceeds the value set for this
parameter.
● Signal
7 6 5 4 3 2 1 0 BIT
Xx+2 TRQM
Speed control mode signal TRQM
[Classification] Input signal <Xx+2#2>
[Function] The servo amplifier module notifies that the system is in speed control
mode.
[Input condition] The signal becomes 1 when:
1. Speed control is started and the system is in speed control mode.
The signal becomes 0 when:
1. A speed control stop command is executed.
2. A servo alarm, overtravel alarm, reset, emergency stop, or servo
off
● Alarm
No.
LED
indication
Description Action
250
Command data 1 (peripheral
equipment control) or instruction
command (direct command) is
invalid.
Check the specified value of
command data 1 of peripheral
equipment control/function code
command.
Check the specified value of the direct
command (instruction command).
254
The function code or mode is invalid.
Check the specified value of the
function code of the function code
command. Check the mode.
255
An attempt to start fails because the
mode is wrong or a block is being
executed.
Check the mode. Check if a block is
being executed.
447
Too much speed deviation (speed
control)
Check the actual speed. Check the
contents of parameter No. 136.