Mitsubishi Electric MELSERVO MR-J3-xT Instruction Manual page 454

Servo amplifier
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15. COMMUNICATION FUNCTION
(5) Output signal pin ON/OFF output signal (DO) forced output
In the test operation mode, the output signal pins can be turned on/off independently of the servo status.
Using command [9][0], disable the output signals in advance.
(a) Choosing DO forced output in test operation mode
Transmit command [8][B]
0 0
0 4
Selection of test operation mode
4: DO forced output (output signal forced output)
(b) External output signal ON/OFF
Transmit the following communication commands:
Command
Data No.
[9][2]
[A][0]
b31
Command of each bit is sent to the slave station in hexadecimal.
bit
CN6 connector pin
0
14
1
15
2
16
3
4
5
6
7
(c) Canceling DO forced output
Transmit command [8][B] + data No. [0][0] + data to cancel DO forced output.
Command
Data No.
[8][B]
[0][0]
(6) Motorless operation
(a) Performing motorless operation
Transmit command [8][B] + data No. [0][0] + data "0003" to perform motorless operation.
To perform operation after performing the motorless operation, issue a command from the host
controller.
(b) Canceling motorless operation
The motorless operation cannot be canceled in the same way as the test operation mode (transmit
command [8][B] + data No. [0][0] + data "0000"). To cancel the motorless operation, power on the servo
amplifier and shift to the CC-Link operation mode beforehand.
data No. [0][0]
Setting data
See below.
bit
CN6 connector pin
8
9
10
11
12
13
14
15
Transmission data
0000
0 0 0 3
Selection of test operation mode
3: Motorless operation
data "0004" to choose DO forced output.
b1
b0
1: ON
0: OFF
bit
CN6 connector pin
16
17
18
19
20
21
22
23
Description
Cancel DO forced output
15 - 36
bit
CN6 connector pin
24
25
26
27
28
29
30
31

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