GA-311

GA-311 design engineers Panasonic

Part No: GA-311

Specifications

ItemPerformance characteristics
Applicable sensor headGH-□SE
Supply voltage12 to 24 V DC ± 10 % Ripple P-P 10 % or less
Current consumption25 mA or less
OutputNPN 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 operationSwitchable either Normally open or Normally closed
Output:Short-circuit protectionIncorporated
Max. response frequency3.3 kHz
Operation indicatorOrange LED (lights up when the output is ON)
Disconnection alarm indicatorRed LED (lights up when the sensor head cable is disconnected or misconnected)
Sensitivity adjuster18-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 humidity35 to 85 % RH, Storage: 35 to 85 % RH
Voltage withstandability1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance10 to 150 Hz frequency, 0.75 mm 0.030 in double amplitude in X, Y and Z directions for two hours each
Shock resistance100 m/s2 acceleration (10 G approx.) in X, Y and Z directions three times each
Temperature characteristicsWithin ±5 %
MaterialEnclosure: Heat-resistant ABS,
Cover: Polycarbonate
Connecting methodConnector
(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 lengthTotal 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.
WeightNet weight: 15 g approx.,
Gross weight: 40 g approx.

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