Справочник Пользователя для Mitsubishi Electronics QJ71DN91

3 - 13 3 - 13

MELSEC-Q

3 SPECIFICATIONS

3.3 I/O Signals for the PLC CPU

This section explains the input/output signals for the PLC CPU of the QJ71DN91.

3.3.1 I/O signal list

The I/O signal list for the QJ71DN91 is shown in Table 3.2.
The I/O numbers (X/Y) and I/O addresses described from this chapter are applicable
when the QJ71DN91 is installed in slot 0 of the basic base module.

Table 3.2 I/O signal list

QJ71DN91

PLC CPU

QJ71DN91

Usability

Input number

Signal name

Master

function

Slave

function

Output number

Signal name

Master

function

Slave

function

X00

Watchdog Timer Error

Y00

X01

I/O Communicating

Y01

X02

Message Communication
Completion

—

Y02

X03

Master Function For Error Set Signal

—

Y03

X04

Slave Down Signal

—

Y04

X05

Message Communication Error
Signal

—

Y05

X06

Saving Parameter To The Flash
ROM

Y06

X07

Save Parameter To Flash ROM
Completion

Y07

X08

Slave Function For Error Set Signal

—

Y08

X09

Use prohibited

—

Y09

X0A

H/W Testing

At the time of the
hardware test

Y0A

X0B

H/W Test Completion

At the time of the
hardware test

Y0B

X0C

H/W Test Error Detection

At the time of the
hardware test

Y0C

X0D

Y0D

X0E

Use prohibited

—

Y0E

X0F

Module Ready

Y0F

X10

Y10

Use prohibited

—

X11

Y11

I/O Communication Request

X12

Y12

Message Communication Request

—

X13

Use prohibited

—

Y13

Master Function For Error Reset
Request

—

X14

Auto Configuration Executing

—

Y14

Use prohibited

—

X15

Auto Configuration Completion

—

Y15

Auto Configuration Request

—

X16

Y16

Use prohibited

—

X17

Y17

Save Parameter To Flash ROM
Request

X18

Y18

Slave Function For Error Reset
Request

—

X19

Y19

X1A

Y1A

X1B

Y1B

X1C

Y1C

X1D

Y1D

X1E

Y1E

X1F

Use prohibited

—

Y1F

Use prohibited

—

IMPORTANT

The use-prohibited output signals shown in Table 3.2 are accessed by the system
and cannot be accessed by the user. In the event these signals are used (turned
ON/OFF) by the user, normal operations cannot be guaranteed.