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EX-Z Photoelectric Sensor

EX-Z11
Sensing range: 50mm
Repeatability: 0.02mm
Minimum sensing object: Ø 0.3mm (opaque object)

EX-Z12
Sensing range: 200mm
Repeatability: 0.03mm
Minimum sensing object: Ø 0.5mm (opaque object)

EX-Z13
Sensing range: 500mm
Repeatability: 0.05mm
Minimum sensing object: Ø 1.0mm (opaque object)

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Features

EX-Z11
Sensing range: 50mm
Repeatability: 0.02mm
Minimum sensing object: Ø 0.3mm (opaque object)

EX-Z12
Sensing range: 200mm
Repeatability: 0.03mm
Minimum sensing object: Ø 0.5mm (opaque object)

EX-Z13
Sensing range: 500mm
Repeatability: 0.05mm
Minimum sensing object: Ø 1.0mm (opaque object)

Unit volume ratio reduced by about 50%*

The world’s thinnest** sensor dimension of 3mm has been achieved by utilizing a new semiconductor packaging technology that does not use wire bonding.
The small unit size allows installation of sensors in a narrow space where only a conventional fiber sensor head could be installed before. The built-in amplifier also saves on installation space.

*   As compared to EX-10 series
** Among photoelectric sensors with built-in amplifier as of June 2015 (survey by our company)

Capable of sensing an extremely small Ø 0.3mm object without optional slit (EX-Z11□)

 A slit is already provided on the front side of the main sensor body. The sensor can detect a Ø 0.3mm object (the smallest-object sensing capability in the industry* without using an optional slit.

* Among photoelectric sensors with built-in amplifier, as of June 2015 (survey by our company)

Capability to sense a small Ø 1.0mm object over long distance (EX-Z13□)

The high-brightness 4-element red LED provides strong light emission stably over a long period of time. In spite of the extremely small size, both front sensing and side sensing units can sense a small Ø 1.0mm object over a long distance of 500mm. Since the spotlight is clearly visible, the sensing position can be easily confirmed.

Inflection resistant cable type available for all models

Inflection resistant cable type with improved flex resistance is available for all models. Select the model suitable for your specific application.

The standard type comes with lead wires with the same wire diameter as previous models, but the outside diameter of the cable is 2.0mm and thinner than the cables of the EX-10 series. This facilitates cable routing.

IP67 protective structure

The sensors features an IP67 protective structure to allow their use in process lines where water is used or splashed.
Rust-resistant stainless steel sensor mounting brackets and screws are available.

Note: If water splashes on the sensor during sensing operation, it may sense water as an object.

Applications

Product Feature

 Detection of parts in parts feeder

Product Feature

 Detection of presence / absence of test tube tray

Product Feature

Detection of LED contacts

Order guide

Type Sensing range Model No. (Note) Output operation
NPN output PNP output
Front sensing 50mm EX-Z11FA EX-Z11FA-P Light-ON
EX-Z11FB EX-Z11FB-P Dark-ON
200mm EX-Z12FA EX-Z12FA-P Light-ON
EX-Z12FB EX-Z12FB-P Dark-ON
500mm EX-Z13FA EX-Z13FA-P Light-ON
EX-Z13FB EX-Z13FB-P Dark-ON
high flexible cable
(robot cable)
50mm EX-Z11FA-R EX-Z11FA-P-R Light-ON
EX-Z11FB-R EX-Z11FB-P-R Dark-ON
200mm EX-Z12FA-R EX-Z12FA-P-R Light-ON
EX-Z12FB-R EX-Z12FB-P-R Dark-ON
500mm EX-Z13FA-R EX-Z13FA-P-R Light-ON
EX-Z13FB-R EX-Z13FB-P-R Dark-ON
Side sensing 50mm EX-Z11A EX-Z11A-P Light-ON
EX-Z11B EX-Z11B-P Dark-ON
200mm EX-Z12A EX-Z12A-P Light-ON
EX-Z12B EX-Z12B-P Dark-ON
500mm EX-Z13A EX-Z13A-P Light-ON
EX-Z13B EX-Z13B-P Dark-ON
high flexible cable
(robot cable)
50mm EX-Z11A-R EX-Z11A-P-R Light-ON
EX-Z11B-R EX-Z11B-P-R Dark-ON
200mm EX-Z12A-R EX-Z12A-P-R Light-ON
EX-Z12B-R EX-Z12B-P-R Dark-ON
500mm EX-Z13A-R EX-Z13A-P-R Light-ON
EX-Z13B-R EX-Z13B-P-R Dark-ON

Note: Model Nos. with “E” on the label are the emitters, with “D” on the label are the receivers.

Item Model No. Description
Sensor mounting bracket MS-EXZ-1 L-shaped mounting bracket (SUS304) for front sensing and side sensing types (2 sets are required)
MS-EXZ-2 Mounting bracket (SUS304) for front sensing type (2 sets are required)
MS-EXZ-3 Mounting bracket (SUS304) for side sensing type (2 sets are required)
Spacer for mounting at the back MS-EXZ-4 Spacer for mounting at the back (polyacetal) for front sensing type

Sensor mounting bracket

MS-EXZ-1

Material: Stainless steel (SUS304)
Two M2 (4mm length) pan head screws and two M2 (8mm length) pan head screws are attached.

Sensor mounting bracket

MS-EXZ-2

Material: Stainless steel (SUS304)
Two M2 (4mm length) pan head screws are attached.

Sensor mounting bracket

MS-EXZ-3

Material: Stainless steel (SUS304)
Two M2 (8mm length) pan head screws are attached.

Spacer for mounting at the back

MS-EXZ-4

Material: Polyacetal
M2 (10mm length) screws, nuts, spring washers and flat washers are attached (20 pieces each).

Type Thru-beam
Front sensing Side sensing Front sensing
Model No.
(Note 2)
Light-ON EX-Z11FA
(-P)(-R)
EX-Z11A
(-P)(-R)
EX-Z12FA
(-P)(-R)
Dark-ON EX-Z11FB
(-P)(-R)
EX-Z11B
(-P)(-R)
EX-Z12FB
(-P)(-R)
Sensing distance 50mm 200mm
Minimum sensing object Ø 0.3mm opaque object (Completely beam interrupting object) (Setting distance between emitter and receiver: 50mm) Ø 0.5mm opaque object (Completely beam interrupting object) (Setting distance between emitter and receiver: 200mm)
Hysteresis
Repeatability
(Perpendicular to sensing axis)
0.02mm or less 0.03mm or less
Supply voltage 12 to 24V DC ±10% Ripple P-P 10% or less
Current consumption Emitter: 10mA or less, Receiver: 10mA or less
Output NPN output type: NPN open-collector transistor

  • Maximum sink current: 20mA
  • Applied voltage: 30V DC or less (between output and 0V)
  • Residual voltage: 1.5V or less (at 20mA sink current)

PNP output type: PNP open-collector transistor

  • Maximum source current: 20mA
  • Applied voltage: 30V DC or less (between output and +V)
  • Residual voltage: 1.5V or less (at 20mA source current)
Short-circuit protection Incorporated
Response time 0.5ms or less
Operation indicator Orange LED (Lights up when the sensing output is ON)
Stability indicator Green LED (Lights up under the stable light received condition or the stable dark condition)
Environment resistance Protection IP67 (IEC)
Ambient temperature -10 to +55°C (no dew condensation or icing allowed), Storage: -30 to +70°C
Ambient humidity 35 to 85% RH, Storage: 35 to 85% RH
Ambient illuminance Incandescent light: 5000ℓx at the light-receiving face
Voltage withstandability 1000V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance 20MΩ or more, with 250V DC megger between all supply terminals connected together and enclosure
Vibration resistance 10 to 500Hz frequency, 3mm amplitude in X, Y and Z directions for two hours each
Shock resistance 500m/s² acceleration (50G approx.) in X, Y and Z directions for three times each
Light emitting element Red LED (Peak emission wavelength: 650nm, modulated)
Grounding Floating
Material Enclosure: PBT, Lens: Polycarbonate, Metallic part: Stainless steel (SUS304) (SUS301 for rear side of front sensing type)
Cable (Note 3) 0.1mm² 3-core (emitter: 2-core) cabtyre cable, 2m long
Cable extension Extension up to total 50m is possible with min. 0.3mm² cable (emitter and receiver).
Weight Net weight (emitter and receiver): 15g approx., Gross weight: 35g approx.
Accessories M2 mounting screws: 1 set (front sensing type: 6mm length; side sensing type: 10mm length)

Notes:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23°C.
2) Model Nos. with “-P” are PNP output types and model Nos. with “-R” are inflection resistant cable types.
3) The inflection resistant cable type has a 0.1mm² 3-core (thru-beam type emitter: 2-core) flexible cabtyre cable, 2m long.

Type Thru-beam
Side sensing Front sensing Side sensing
Model No.
(Note 2)
Light-ON EX-Z12A
(-P)(-R)
EX-Z13FA
(-P)(-R)
EX-Z13A
(-P)(-R)
Dark-ON EX-Z12B
(-P)(-R)
EX-Z13FB
(-P)(-R)
EX-Z13B
(-P)(-R)
Sensing distance 200mm 500mm
Minimum sensing object Ø 0.5mm opaque object (Completely beam interrupting object) (Setting distance between emitter and receiver: 200mm) Ø 1.0mm opaque object (Completely beam interrupting object)
(Setting distance between emitter and receiver: 500mm)
Hysteresis
Repeatability
(Perpendicular to sensing axis)
0.03mm or less 0.05mm or less
Supply voltage 12 to 24V DC ±10% Ripple P-P 10% or less
Current consumption Emitter: 10mA or less, Receiver: 10mA or less
Output NPN output type: NPN open-collector transistor

  • Maximum sink current: 20 mA
  • Applied voltage: 30V DC or less (between output and 0V)
  • Residual voltage: 1.5V or less (at 20mA sink current)

PNP output type: PNP open-collector transistor

  • Maximum source current: 20mA
  • Applied voltage: 30V DC or less (between output and +V)
  • Residual voltage: 1.5V or less (at 20mA source current)
Short-circuit protection Incorporated
Response time 0.5ms or less
Operation indicator Orange LED (Lights up when the sensing output is ON)
Stability indicator Green LED (Lights up under the stable light received condition or the stable dark condition)
Environment
resistance
Protection IP67 (IEC)
Ambient temperature -10 to +55°C (No dew condensation or icing allowed), Storage: -30 to +70°C
Ambient humidity 35 to 85% RH, Storage: 35 to 85% RH
Ambient illuminance Incandescent light: 5000ℓx at the light-receiving face
Voltage withstandability 1000V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance 20MΩ or more, with 250V DC megger between all supply terminals connected together and enclosure
Vibration resistance 10 to 500Hz frequency, 3mm amplitude in X, Y and Z directions for two hours each
Shock resistance 500m/s² acceleration (50G approx.) in X, Y and Z directions for three times each
Light emitting element Red LED (Peak emission wavelength: 650nm, modulated)
Grounding Floating
Material Enclosure: PBT, Lens: Polycarbonate, Metallic part: Stainless steel (SUS304) (SUS301 for rear side of front sensing type)
Cable (Note 3) 0.1mm² 3-core (emitter: 2-core) cabtyre cable, 2m long
Cable extension Extension up to total 50m is possible with min. 0.3mm² cable (emitter and receiver).
Weight Net weight (emitter and receiver): 15g approx., Gross weight: 35g approx.
Accessories M2 mounting screws: 1 set (front sensing type: 6mm length; side sensing type: 10mm length)

Notes:
1) Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23°C.
2) Model Nos. with “-P” are PNP output types and model Nos. with “-R” are inflection resistant cable types.
3) The inflection resistant cable type has a 0.1mm² 3-core (thru-beam type emitter: 2-core) flexible cabtyre cable, 2m long.