EX245-TFK53GB
Installation & Maintenance Manual
Analogue Input Module
Type EX245-AX1/2-X38
Safety Instructions
These safety instructions are intended to prevent hazardous situations
and/or equipment damage.
These instructions indicate the level of potential hazard with the labels of
"Caution", "Warning" or "Danger". They are all important notes for safety
and must be followed in addition to International standards (ISO/IEC),
Japan Industrial Standards (JIS) and other safety regulations.
To ensure safety of personnel and equipment the safety instructions in
this manual and the product catalogue must be observed, along with
other relevant safety practices.
Operator error could result in injury or equipment
Caution
damage.
Operator error could result in serious injury or loss
Warning
of life.
In extreme conditions, there is a possibility of
Danger
serious injury or loss of life.
Warning
•Do not disassemble, modify (including changing of printed circuit
board) or repair.
An injury or failure can result.
•Do not operate the product outside of the specifications.
Do not use for flammable or harmful fluids.
Fire, malfunction, or damage to the product can result.
Verify the specifications before use.
•Do not operate in an atmosphere containing flammable or
explosive gases.
Fire or an explosion can result.
This product is not designed to be explosion proof.
•If using the product in an interlocking circuit:
•Provide a double interlocking system, for example a mechanical
system.
•Check the product regularly for proper operation.
Otherwise malfunction can result, causing an accident.
•The following instructions must be followed during maintenance:
•Turn off the power supply.
•Stop the air supply, exhaust the residual pressure and verify that
the air is released before performing maintenance.
Otherwise an injury can result.
Caution
•After maintenance is complete, perform appropriate functional
inspections.
Stop operation if the equipment does not function properly.
Safety cannot be assured in the case of unexpected malfunction.
•Provide grounding to assure the safety and noise resistance of the
SI unit.
Individual grounding should be provided close to the product with a
short cable.
Names and Functions of Individual Parts
Parts and description
•Sensor connection
To connect the sensor.
•Unit side connection
To connect to the SI unit or the previous module.
•Module side connection
To connect to the next module or the End plate.
•LED indicators
To indicate the status of the sensors.
LED indicators
Unit side connection
Module side connection
Sensor connection
1 x M12, 8-way socket
LED indicators
•EX245-AX1-X38
ANALOG INPUT
ERR
ERR
Description
OFF
No error.
Red ON
Short circuit or over/under-voltage is detected.
•EX245-AX2-X38
ANALOG INPUT
STATUS
DO
DI0
DI1
Designation
Description
Analogue input current is below the permissible
OFF
level (< 3.2 mA).
Analogue input current is within the permissible
Green ON
range (3.2 to 21.5 mA).
STATUS
Red
Analogue input current is above the permissible
flashing
level (> 21.5 mA).
Red ON
Short circuit is detected.
OFF
Digital output is not activated.
DO
Green ON Digital output is activated.
OFF
Digital input 0 is not activated.
DI0
Green ON Digital input 0 is activated.
OFF
Digital input 1 is not activated.
DI1
Green ON Digital input 1 is activated.
Installation
Connect the modules with the 2 modular adaptor assemblies and a joint
assembly.
1. 1 x Joint assembly
2. 2 x Modular adaptor assembly (torque=1.3 Nm)
2
0
1
2
3
4
5
6
7
1
2
Caution
•For a protection rating of IP65 to be ensured, modular adaptor assemblies
and joint assembly must be correctly installed between each module.
•To prevent the modules and assemblies being damaged, apply the
recommended tightening torque.
Wiring
Pin allocation of the M12, 8-way sockets connectors as shown in the
following table:
Pin allocation of the connector for EX245-AX1-X38
Pin
Allocation
View of connector (module side)
1
N.C.
2
24 V (US1)
3
0 V (US1)
2
3
4
0 V (US1)
8
1
4
5
AI (analogue input signal)
7
6
5
6
N.C.
7
N.C.
8
N.C.
Pin allocation of the connector for EX245-AX2-X38
Pin
Allocation
View of connector (module side)
1
DI (input signal "1")
2
24 V (US1)
3
0 V (US1)
1
7
4
N.C.
8
2
6
5
DO (output signal)
3
4
5
6
Analogue input (+)
7
Analogue input (-)
8
DI (input signal "0")
Caution
•To prevent damage, all power for the SI Unit and modules must be turned
off (i.e. de-energized) before the modules are installed or removed.
•For a protection rating of IP65 to be ensured, sockets which are not used
must be closed with M12 covering caps.
•For a protection rating of IP65 to be ensured, all covering caps must be
screwed down correctly after all wiring and settings have been completed.
Troubleshooting
Troubleshooting for EX245-AX1-X38
No.
Problem
Possible cause
Remedy
Check the wiring and
Incorrect wiring.
Correct
pin numbers.
measured value
US1 is not present or
1
cannot be
Check the supply for
below the dropout level
received from
the sensors.
(< 17 VDC approx).
sensor.
Sensor is faulty.
Check the sensor.
•Connector has a short
circuit.
•Check the wiring
ERR indicator
•Over-voltage
2
and pin numbers.
red light is ON.
(> +11 V approx).
•Check the sensor.
•Under-voltage
(< -11 V approx).
Troubleshooting for EX245-AX2-X38
No.
Problem
Possible cause
Remedy
The identifiers of
EX245-AX2-X38
are not present
The version of GSD is
Check the version of
1
in the DP
not compatible.
GSD file.
master's
software.
Check the wiring and
Incorrect wiring.
Correct
pin numbers.
measured value
US1 is not present or
2
cannot be
Check the supply for
below the dropout level
received from
the sensors.
(< 17 VDC approx).
sensor.
Sensor is faulty.
Check the sensor.
Check the wiring and
Incorrect wiring.
pin numbers.
The load is not
US1 is not present or
3
Check the supply for
operating.
below the dropout level
the sensors.
(< 17 VDC approx).
The load is faulty.
Check the load.
STATUS
•Check the wiring
Connector has a short
4
indicator red
and pin numbers.
circuit.
light is ON.
•Check the sensor.
Analogue input current is
•Check the wiring
STATUS
5
below the permissible
and pin numbers.
indicator is OFF.
level (< 3.2 mA).
•Check the sensor.
STATUS
Analogue input current is
•Check the wiring
6
indicator red
above the permissible
and pin numbers.
light is flashing.
level (> 21.5 mA).
•Check the sensor.
Specifications
Refer to the operation manual for this product.
Outline with Dimensions (in mm)
Refer to the operation manual for this product.
Contact
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IRELAND
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UNITED KINGDOM
(44) 1908 563888
ITALY
(39) 02 92711
URL http://www.smcworld.com (Global) http://www.smceu.com (Europe)
Specifications are subject to change without prior notice from the manufacturer.
© 2009 SMC Corporation All Rights Reserved.
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