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ST4-A1-J1V | Compact Type 4 Safety Beam Sensor ST4


Compact Type 4 Safety Beam Sensor ST4

*Photo may vary from actual product.

  • RoHS Compliant This product has been confirmed that it does not contain the 6 substances specified in EU RoHS Directive 2011/65/EU and the 4 substances specified in 2015/863/EU.  


Product Number ST4-A1-J1V
Part Number ST4-A1-J1V
Product Compact Type 4 Safety Beam Sensor
Details Sensor head
Product name Compact Type 4 Safety Beam Sensor ST4

As of February 27, 2024
Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Item Specifications
Product Number ST4-A1-J1V
Part Number ST4-A1-J1V
Applicable standards IEC 61496-1/2 (JIS B 9704-1/2 / UL 61496-1/2) (Type 4), ISO 13849-1 (Category 4, PLe), JIS B 9705-1 (Category 4), IEC 61508-1 to 7 (SIL3), IEC 62061 (SIL3), JIS C 0508-1 to 7 (SIL3), UL 1998, OSHA 1910.212, OSHA 1910.217 (C), ANSI B11.1 to B11.19, ANSI/RIA R15.06, ANSI/ISA S84.01 (SIL3)
(Note) Complies with those standards only when the sensor head is used in combination with the controller ST4-C11 / ST4-C12EX.
CE marking directive compliance Machinery Directive, EMC Directive, RoHS Directive
Operating range 0.1 to 15 m 0.328 to 49.213 ft
(Note:The operating range is the possible setting distance between the emitter and the receiver. It can detect sensing object of less than 0.1 m 0.328 ft away.)
Sensing object φ9 mm φ0.354 in or more opaque object
Effective aperture angle plus or minus 2.5degrees or less for operating range exceeding 3 m 9.843 ft (required by IEC 61496-2 / UL 61496-2)
Power voltage Supplied from controller
Current consumption Emitter: 11 mA or less
Receiver: 9 mA or less
Beam interruption indicator Red LED (lights up when the beam is interrupted or lock out, lights off during reception)
(Note) Shows light interruption information between the emitter and the receiver with the same address. It does not show OSSD output.
Beam emission indicator Green LED (lights up during beam emission, lights off during emission halt)
Stable incident beam indicator Green LED (lights up under stable light received condition, lights off under unstable light received condition)
Environmental resistance:Degree of protection IP67 (IEC)
Environmental resistance:Ambient temperature −10 to +55 ℃ +14 to +131 (No dew condensation or icing allowed),
Storage: −25 to +70 ℃ −13 to +158
Environmental resistance:Ambient humidity 30 to 85 % RH, Storage: 30 to 95 % RH
Ambient illuminance Incandescent lamp: 3,500 Lx or less at the light-receiving face
Environmental resistance:Voltage withstandability 1,000 V AC for one min. between all supply terminals connected together and enclosure
Environmental resistance:Insulation resistance 20 MOhm or more with 500V DC megger between all supply terminals connected together and enclosure
Environmental resistance:Vibration resistance 10 to 55 Hz frequency, 0.75 mm 0.030 in double amplitude or maximum acceleration 90 m/s2 in X, Y and Z directions for two hours each<
Environmental resistance:Shock resistance 300 m/s2 acceleration in X, Y and Z directions three times each
Emitting element Infrared LED (Peak emission wavelength: 870 nm 0.034 mil)
Material Enclosure: PBT (Polybutylene terephthalate)
Lens: Acrylic
Indicator cover: Acrylic
Cable Shielded cable with connector, 1 m 3.281 ft long
Cable extension Extention up to total 50 m 164.042 ft is possible for both emitter and receiver with exclusive cable.
Weight(Total of emitter and receiver) Net weight: 100 g approx.
Gross weight: 140 g approx.

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Accessories (Option)

Mounting bracket
Product Number MS-CX-1
Part Number MS-CX-1
Product Sensor head mounting bracket
Product name Mounting bracket
no_image
Product Number MS-ST4-3
Part Number MS-ST4-3
Product name Mounting bracket
no_image
Product Number MS-ST4-6
Part Number MS-ST4-6
Product name Mounting bracket


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