Programmable Controllers
Installation Manual for digital Input and
Output Modules
Art. no.: 260563, ENG, Version B, 14012013
Safety Information
For qualified staff only
This manual is only intended for use by properly trained and qualified electri-
cal technicians who are fully acquainted with automation technology safety
standards. All work with the hardware described, including system design,
installation, setup, maintenance, service and testing, may only be performed
by trained electrical technicians with approved qualifications who are fully
acquainted with the applicable automation technology safety standards and
regulations.
Proper use of equipment
The programmable controllers (PLC) of the MELSEC L series are only intended
for the specific applications explicitly described in this manual or the manuals
listed below. Please take care to observe all the installation and operating
parameters specified in the manual. All products are designed, manufactured,
tested and documented in agreement with the safety regulations. Any modi-
fication of the hardware or software or disregarding of the safety warnings
given in this manual or printed on the product can cause injury to persons or
damage to equipment or other property. Only peripherals and expansion
equipment specifically recommended and approved by Mitsubishi Electric
may be used with the programmable controllers of the MELSEC L series. Any
other use or application of the products is deemed to be improper.
Relevant safety regulations
All safety and accident prevention regulations relevant to your specific appli-
cation must be observed in the system design, installation, setup, mainte-
nance, servicing and testing of these products.
In this manual special warnings that are important for the proper and safe use
of the products are clearly identified as follows:
DANGER:
P
Personnel health and injury warnings.
Failure to observe the precautions described here can result
in serious health and injury hazards.
E
CAUTION:
Equipment and property damage warnings.
Failure to observe the precautions described here can result
in serious damage to the equipment or other property.
Further information
The following manuals contain further information about the module:
● Instruction leaflet "Before Using the Product" for LX10, LX28, LX40C6, LX41C4,
LX42C4, LY10R2, LY20S6, LY40NT5P, LY41NT1P, LY42NT1P, LY40PT5P,
LY41PT1P and LY42PT1P
● MELSEC L series I/O Module User's Manual
● MELSEC L series CPU Module User's Manual
(Hardware Design, Maintenance and Inspection)
● MELSEC System Q/L series Programming Manual
● Safety Guidelines for MELSEC L series CPU
These manuals are available free of charge through the internet
(https://eu3a.mitsubishielectric.com).
If you have any questions concerning the installation, configuration or opera-
tion of the equipment described in this manual, please contact your relevant
sales office or department.
I/O Modules
Overview of the Modules
Input/output points
Module
I/O- Connection
Number
Type
LX10
16 Inputs
Terminal block
AC
LX28
8 Inputs
Terminal block
LX40C6
16 Inputs
Terminal block
DC
(positive/
LX41C4
32 Inputs
40-pin connector
negative
LX42C4
64 Inputs
common)
2x40-pin connector
Relay
LY10R2
16 Outputs
Terminal block
contact
LY20S6
16 Outputs
Triac
Terminal block
LY40NT5P
16 Outputs
Terminal block
Transistor
LY41NT1P
32 Outputs
40-pin connector
(sink)
LY42NT1P
64 Outputs
2x40-pin connector
LY40PT5P
16 Outputs
Terminal block
Transistor
LY41PT1P
32 Outputs
40-pin connector
(source)
LY42PT1P
64 Outputs
2x40-pin connector
Part Names
18-point screw
40-pin
2x40-pin
terminal block type
connector type
connector type
³
·
³
·
³
·
»
¿
²
¶
¶
³
º
³
º
³
º
No. Description
³
Module joint lever (for connecting two modules)
Indicates the I/O status
·
I/O status LEDs
ON:
I/O signal is ON
OFF: I/O signal is OFF
Terminal block
18-point terminal block for connecting I/O
»
(removable)
signal cables to/from external devices
¿
Terminal cover
Used to switch the I/O status LED indication
Indication selector
´
between the first 32 points and the second
switch
32 points of a 64-point module.
I/O Connector(s)
Connector(s) for I/O signal cables to/from
²
(40 pins)
external devices.
¶
Serial number plate
º
DIN rail mounting hook (at the backside of the module)
Operate the switch with your fingers. Do not use a screwdriver or similar tool as it
may damage the switch.
Pin arrangement of the terminal block
The terminal block is shown in module front view.
8-point type
16-point type
Pin arrangement of the connectors
The connectors are shown in module front view.
● 40-pin connector
B20
A20
B19
A19
B18
A18
B17
A17
B16
A16
´
B15
A15
²
B14
A14
B13
A13
B12
A12
B11
A11
B10
A10
B9
A9
B8
A8
B7
A7
B6
A6
B5
A5
B4
A4
B3
A3
¶
B2
A2
B1
A1
● 2x40-pin connector
1B20
1A20
2B20
1B19
1A19
2B19
1B18
1A18
2B18
1B17
1A17
2B17
1B16
1A16
2B16
1B15
1A15
2B15
1B14
1A14
2B14
1B13
1A13
2B13
1B12
1A12
2B12
1B11
1A11
2B11
1B10
1A10
2B10
1B9
1A9
2B9
1B8
1A8
2B8
1B7
1A7
2B7
1B6
1A6
2B6
1B5
1A5
2B5
1B4
1A4
2B4
1B3
1A3
2B3
1B2
1A2
2B2
1B1
1A1
2B1
Dimensions
● Modules with terminal block
DIN rail centre
4
95
117
All dimensions are in "mm"
● Modules with connector(s)
DIN rail centre
4
95
All dimensions are in "mm"
Specifications
General specifications
Item
when operating
Ambient
temperature
when stored
Ambient humidity when operating
2A20
2A19
Working atmosphere
2A18
2A17
2A16
Installation location
2A15
2A14
Further general specifications can be found in the Safety Guidelines for
2A13
MELSEC L series CPU.
2A12
2A11
2A10
2A9
2A8
2A7
2A6
2A5
2A4
2A3
2A2
2A1
28.5
28.5
Specifications
0 to 55 °C
–25 to 75 °C
5 to 95 % RH (no condensation)
Free from corrosive or flammable gas
and excessive conductive dusts
Inside control panel