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GA-311 | Compact Inductive Proximity Sensor GA-311/GH


Compact Inductive Proximity Sensor GA-311/GH

*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 GA-311
Part Number GA-311
Product Compact Inductive Proximity Sensor
Details Amplifier
Product name Compact Inductive Proximity Sensor GA-311/GH

As of April 19, 2024
Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Item Specifications
Product Number GA-311
Part Number GA-311
Applicable sensor head GH-□SE
Supply voltage 12 to 24 V DC ± 10 % Ripple P-P 10 % or less
Current consumption 25 mA or less
Output NPN open-collector transistor
・Maximum sink current: 100 mA (50 mA, if five, or more, amplifiers are connected in cascade.)
・Applied voltage: 30 V DC or less (between sensing output and 0 V)
・Residual voltage: 1 V or less [at 100 mA (at 50 mA, if five, or more, amplifiers are connected in cascade) sink current.]
Output:Output operation Switchable either Normally open or Normally closed
Output:Short-circuit protection Incorporated
Max. response frequency 3.3 kHz
Operation indicator Orange LED (lights up when the output is ON)
Disconnection alarm indicator Red LED (lights up when the sensor head cable is disconnected or misconnected)
Sensitivity adjuster 18-turn potentiometer
Ambient temperature -10 to +60 ℃ +14 to +140 ℉ (If 4 to 7 units are connected in cascade : -10 to +50 ℃ +14 to +122 ℉, if 8 to 16 units are connected in cascade: -10 to +45 ℃ +14 to +113 ℉)
(No dew condensation or icing allowed),
Storage: -20 to +70 ℃ -4 to +158 ℉
Ambient humidity 35 to 85 % RH, Storage: 35 to 85 % RH
Voltage withstandability 1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance 20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance 10 to 150 Hz frequency, 0.75 mm double amplitude or maximum acceleration 49 m/s2 in X, Y, and Z direction for 2 hours each
Shock resistance 100 m/s2 acceleration (10 G approx.) in X, Y and Z directions three times each
Temperature characteristics Within ±5 %
Material Enclosure: Heat-resistant ABS,
Cover: Polycarbonate
Connecting method Connector
(Note:The cable for amplifier connection is not supplied as an accessory. Make sure to use the optional quick-connection cable given below.
Main cable (3-core): CN-73-C1 (cable length 1 m 3.281 ft), CN-73-C2 (cable length 2 m 6.562 ft), CN-73-C5 (cable length 5 m 16.404 ft)
Sub cable (1-core): CN-71-C1 (cable length 1 m 3.281 ft), CN-71-C2 (cable length 2 m 6.562 ft), CN-71-C5 (cable length 5 m 16.404 ft))
Cable length Total length up to 100 m 328.084 ft (if 5 to 8 units are connected in cascade: 50 m 164.042 ft,
if 9 to 16 units are connected in cascade: 20 m 65.617 ft) is possible with 0.3 mm2, or more, cable.
Weight Net weight: 15 g approx.,
Gross weight: 40 g approx.

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Accessories (Option)

Cable
Product Number CN-71-C1
Part Number CN-71-C1
Product Quick-connection cables
Details Sub cable(1-core)
Product name Cable
Cable
Product Number CN-71-C2
Part Number CN-71-C2
Product Quick-connection cables
Details Sub cable(1-core)
Product name Cable
Cable
Product Number CN-71-C5
Part Number CN-71-C5
Product Quick-connection cables
Details Sub cable(1-core)
Product name Cable


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