Panasonic MQ-W Series, Instruction Manual

 Never use this product as a sensing device for personnel protection.

 In case of using sensing devices for personnel protection, use products 

which meet laws and standards, such as OSHA, ANSI or IEC etc., for 
personnel protection applicable in each region or country.

SPECIFICATIONS

1

40mm type

200mm type

700mm type

Model No.

MQ-W3A-DC12-24V

MQ-W3AR-DC12-24V

MQ-WN3A-DC12-24V

MQ-W20A-DC12-24V

MQ-W20AR-DC12-24V

MQ-WN20A-DC12-24V

MQ-W70A-DC12-24V

MQ-WN70A-DC12-24V

Part number

AN50510

AN50510R

AN50511

AN50530

AN50530R

AN50531

AN50550

AN50551

Output operation

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Operation indicator

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I/O CIRCUIT DIAGRAMS

2

* 1: Selection of output operation by control input

Wiring

Output operation

Connected to +V

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Connected to 0V

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* 1

100mA max.

9.6 to 30V DC

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Color code

Internal circuit

Users’ circuit

(Brown) +V

(Pink) Control input

(Blue) 0V

(Black) Output

Main circuit

Load

DISTANCE ADJUSTMENT

3

1. Point the detection surface of the photoelectric sensor in the detecting 

direction and temporarily fasten the unit.

2. With no detectable object in position, slowly turn the distance adjust

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set point.

3. Place a detectable object in the detection position, slowly turn the con

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position, that will be the set point.

4.  Set the control at a position midway between the points found in 2 and 3 

above.

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position of the detection surface and repeat the procedure of 1 to 4, or try to de
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variation in detectable object position, etc., that is creating the problem.

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CAUTIONS

4

 This product has been developed / produced for industrial use only.

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ing voltage.

 Use with an ambient light level at the light receiving surface of less than 

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polarity full wave voltage] may cause damage to the internal circuit, a 
surge absorbing element should be used.

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rosive gas.

 The sensor is of immersion proof type, but this does not mean that it 

can be used in water or where there is direct impingement of rain for 
detecting objects.

 Because the internal circuit can be damaged due to incorrect connec

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operating voltage of the internal circuit as applied to the load relay.

 If a load greater than 100mA is connected, the output section will be 

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put them in the same raceway. This can cause malfunction due to in
duction.

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2

, or more, cable.

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is switched on.

 The front surface of the lens is polycarbonate. This material is resistant 

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matic hydrocarbons.

 The emitting elements of 

MQ-W3AR-DC12-24V

 and 

MQ-W20AR-DC12-24V

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INSTRUCTION MANUAL

MQ-W Series

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tion Manual carefully and thoroughly for the correct and optimum use of this 
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