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E2J

Long Sensing-distance Capacitive Separate Amplifier Proximity Sensor

E2J

Flat Capacitive Sensor with Separate Amplifier Ideal for Mounting on Robot Hands.

Sensors

Model E2J-W10MA E2J-W20MA
Sensing distance 10 mm 20 mm
Sensing distance adjustable
range
4 to 10 mm 8 to 20 mm
Differential travel 15% max. of sensing distance
Detectable object Conductors and dielectrics
Standard sensing object Grounded metal plate: 50 × 50 × 1 mm
Response frequency 70 Hz min.
Indicators Detection indicator (red)
Ambient temperature range Operating/Storage: -10 to 55°C (with no icing or condensation)
Ambient humidity range Operating/Storage: 35% to 85% (with no condensation)
Vibration resistance Destruction: 10 to 500 Hz, 2-mm double amplitude or 150 m/s2 for 2 hours each in X,
Y, and Z directions
Shock resistance Destruction: 500 m/s2 3 times each in X, Y, and Z directions
Degree of protection IP66 (IEC)
Connection method Pre-wired Connector Models (Robotics cable, Standard cable length: 1m)
Weight (packed state) Approx. 30 g Approx. 40 g
Materials Case Heat-resistant ABS

Amplifier Units

Model E2J-JC4A
Power supply voltage 24 VDC ±20%, ripple (p-p): 10% max.
Current consumption 30 mA max.
Control output Load current NPN open-collector output, 100 mA max. (30 VDC max.)
Residual voltage 1 V max.
Indicators Operation indicator (orange)
Power indicator (green)
Number of turns of sensitivity
adjustment
8 turns with an indicator
Protection circuits Load short-circuit protection, Surge suppressor, Reverse polarity protection
Ambient temperature range Operating/Storage: -10 to 55°C (with no icing or condensation)
Ambient humidity range Operating/Storage: 35% to 85% (with no condensation)
Temperature influence
(Sensor with Amplifier)
±25% max. of sensing distance at 23°C in the temperature range of 0 to 40°C
Voltage influence ±1% max. of sensing distance at the rated voltage in the ±20% rated voltage range
Insulation resistance 50 MΩ min. (at 500 VDC) between current-carrying parts and case
Dielectric strength 1,000 VAC, 50/60 Hz for 1 min between current-carrying parts and case
Vibration resistance Destruction: 10 to 150 Hz, 1.5-mm double amplitude or 100 m/s2 for 2 hours each in X, Y, and Z directions
Shock resistance Destruction: 300 m/s2 3 times each in X, Y, and Z directions
Degree of protection IP50 (IEC)
Connection method Pre-wired Models (Standard cable length: 2 m)
Weight (packed state) Approx. 60 g
Materials Case ABS
Accessories Mounting Bracket, Instruction manual