I/O Signals - Mitsubishi Electric MELSEC Q Series User Manual

3
SPECIFICATIONS
3.5

I/O Signals

The following table shows the I/O signals of the safety relay module.
Device number
Module Q series
X0
X1
X2
X3
X4
Main module
X5
X6
X7
X8
X9
XA
XB
Extension module XC
(station number 1)
XD
XE
XF
X10
X11
X12
X13
Extension module X14
(station number 2)
X15
X16
X17
X18
X19
X1A
X1B
Extension module
X1C
(station number 3)
X1D
X1E
X1F
Table 3.8 List of I/O signals
CC-Link
RX0 X0: Safety input 0
RX1 X1: Safety input 1
RX2 Z: Safety output
RX3 XS: Start-up input
RX4 K0: Internal safety relay K0 drive (coil)
RX5 K1: Internal safety relay K1 drive (coil)
K0RB: Internal safety relay K0 output
RX6
*2
(contact)
K1RB: Internal safety relay K1 output
RX7
*2
(contact)
RX8
X0: Safety input 0
RX9
X1: Safety input 1
RXA Z: Safety output
RXB XS: Start-up input
RXC K0: Internal safety relay K0 drive (coil)
RXD K1: Internal safety relay K1 drive (coil)
K0RB: Internal safety relay K0 output
RXE
*2
(contact)
K1RB: Internal safety relay K1 output
RXF
*2
(contact)
RX10
X0: Safety input 0
RX11
X1: Safety input 1
RX12 Z: Safety output
RX13 XS: Start-up input
RX14 K0: Internal safety relay K0 drive (coil)
RX15 K1: Internal safety relay K1 drive (coil)
K0RB: Internal safety relay K0 output
RX16
*2
(contact)
K1RB: Internal safety relay K1 output
RX17
*2
(contact)
RX18
X0: Safety input 0
RX19
X1: Safety input 1
RX1A Z: Safety output
RX1B XS: Start-up input
RX1C K0: Internal safety relay K0 drive (coil)
RX1D K1: Internal safety relay K1 drive (coil)
K0RB: Internal safety relay K0 output
RX1E
*2
(contact)
K1RB: Internal safety relay K1 output
RX1F
*2
(contact)
* 1: The signal is always OFF regardless of the safety input status if the main module is not operating.
* 2: K0RB and K1RB indicate whether the actual safety relay contacts K0 and K1 are ON,
respectively.
This allows a detection of welding of safety relay contact.
Signal name
*1
*1
*1
*1
*1
*1
3.5 I/O Signals
Description
ON OFF
Input No input
Input No input
Output No output
Input No input
Relay drive No relay drive
Relay drive No relay drive
Relay output No relay output
Relay output No relay output
Input No input
Input No input
Output No output
Input No input
Relay drive No relay drive
Relay drive No relay drive
Relay output No relay output
Relay output No relay output
Input No input
Input No input
Output No output
Input No input
Relay drive No relay drive
Relay drive No relay drive
Relay output No relay output
Relay output No relay output
Input No input
Input No input
Output No output
Input No input
Relay drive No relay drive
Relay drive No relay drive
Relay output No relay output
Relay output No relay output
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