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SitemapSeparate Amplifier Proximity Sensor with Adjustment Potentiometer
E2C / E2C-H
Data Sheet (1389KB)
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Standard Models
Sensors
| Model | E2C-CR8A/ -CR8B | E2C-X1A/ -C1A | E2C-X1R5A | E2C-X2A | E2C-X5A | E2C-X10A | E2C-C20MA | |
| Sensing distance (at 23°C) | 1.8 mm | 2 mm | 3 mm | 5 mm | 10 mm | 18 mm | 50 mm | |
| Stable sensing area | Ambient temperature | 0 to 0.8 mm | 0 to 1 mm | 0 to 1.5 mm | 0 to 2 mm | 0 to 5 mm | 0 to 10 mm | 0 to 20 mm |
| At 0 to 40°C | 0 to 1.2 mm | 0 to 1.5 mm | 0 to 2 mm | 0 to 2.5 mm | 0 to 7 mm | 0 to 15 mm | 0 to 28 mm | |
| Differential travel | Refer to the amplifier unit specifications below. | |||||||
| Detectable object | Ferrous metal (The sensing distance decreases with non-ferrous metal. Refer to Data Sheet.) | |||||||
| Standard sensing object | Iron, 5 × 5 × 1 mm | Iron, 8 × 8 × 1 mm | Iron, 12 × 12 × 1 mm | Iron, 18 × 18 × 1 mm | Iron, 30 × 30 × 1 mm | Iron, 50 × 50 × 1 mm | ||
| Response frequency *1 | 1 kHz | 800 Hz | 350 Hz | 100 Hz | 50 Hz | |||
| Ambient temperature range | Operating/Storage: -25 to 70°C (with no icing or condensation) | |||||||
| Ambient humidity range | Operating/Storage: 35% to 95% (with no condensation) | |||||||
| Temperature influence | 15% max. of sensing distance at 23°C in the temperature range of -25 to 70°C | |||||||
| Vibration resistance | Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X and Y directions | |||||||
| Shock resistance | Destruction: 500 m/s2 3 times each in X and Y directions | |||||||
| Degree of protection | IEC 60529 IP67, in-house standards: oil-resistant | |||||||
| Connection method *2 | Pre-wired Models | |||||||
| High-frequency coaxial cable (Standard cable length: 3 m) | ||||||||
| Weight (packed state) | Approx. 40 g | Approx. 45 g | Approx. 50 g | Approx. 60 g | Approx. 140 g | Approx. 270 g | Approx. 300 g | |
| Materials | Case | Stainless steel | Brass | |||||
| Sensing surface | ABS resin | |||||||
| Cable | Polyethylene | |||||||
| Clamping nut | --- | Brass, nickel-plated (except E2C-C1A) | ||||||
| Toothed washer | --- | Brass, zinc-plated (except E2C-C1A) | ||||||
| Accessories | --- | |||||||
*1.The minimum value when using the solid-state control output on the Amplifier Unit.
Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object, and a set distance of half the sensing distance.
*2.Refer to Data Sheet for cable lengths when combining Amplifier Units and Sensors.
The characteristic impedance of the high-frequency coaxial cable is 50 Ω.
Amplifier Units
| Model | E2C-GE4A | E2C-GF4A | E2C-JC4A E2C-JC4AP | E2C-WH4A | E2C-AM4A | E2C-AK4A | |
| Power supply voltage (operating voltage range) | 12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. *1 | 100 to 240 VAC (90 to 264 VAC) 50/60 Hz | |||||
| Current consumption | 25 mA max. | 45 mA max. | 25 mA max. | 50 mA max. | 55 mA max. | ||
| Sensing distance adjustment range *2 | 20% min. of rated sensing distance with 4-turn potentiometer | 20% to 100% of rated sensing distance with 4-turn potentiometer | |||||
| Differential travel adjustment range | Differential travel fixed (10% max. of sensing distance) | 1% to 5% of rated sensing distance | |||||
| Response time | Solid- state | (Refer to the response frequency of the Proximity Sensor.) | |||||
| Relay | --- | 20 ms max. | |||||
| Control outputs | Solid- state | NPN Load resistance: 4.7 kΩ, 100 mA max. (40 VDC max.) (Residual voltage: 1.5 V max.) | PNP Load resistance: 4.7 kΩ, 100 mA max. (40 VDC max.) (Residual voltage: 1.5 V max.) | NPN Open-collector output 100 mA max. (40 VDC max.) (Residual voltage: 0.7 V max.) (E2C-JC4AP: 1 V max.) | NPN/PNP output Open-collector output 200 mA max. (40 VDC max.) (Residual voltage: 1.5 V max.) | Transistor/photocoupler 50 mA max. (40 VDC max.) (Residual voltage: 2 V max.) | |
| Relay | --- | Relay output, SPDT 2 A at 250 VAC, cosΦ = 1 (resistive load) *3 | |||||
| Indicators | Detection indicator (red) (OPERATION) | Detection indicator (red) (OPERATION) Stability indicator (green) (STABILITY) | Detection indicator (red) (OPERATION) | Detection indicator (red) (OPERATION) Stability indicator (green) (STABILITY) | |||
| Operation mode | Changed with NO/NC switch. | ||||||
| Self-diagnostic output | --- | (E2C-JC4AP only) Output transistor turns ON when Sensor open circuit or unstable sensing is detected; solid-state NPN open-collector 50 mA max. (40 VDC max.) (Residual voltage: 1 V max.) | --- | ||||
| Timer function | --- | OFF-delay: 40 ±10 ms | --- | ||||
| Cable length compensation between Sensor and Amplifier Unit | --- | (E2C-JC4AP only) 3 m/5 m, terminals Short-plate switching Shorted: 1 to 3 m Open: 3 to 5 m | Switched between 3 and 5 m. | Mode switched with 4-position switch. | |||
| Ambient temperature range | Operating/storage: -10 to 55°C (with no icing or condensation) | ||||||
| Ambient humidity range | Operating/Storage: 35% to 85% (E2C-JC4AP: 35% to 95%) (with no condensation) | ||||||
| Temperature influence | 10% max. of sensing distance at 23°C in the temperature range of -10 to 55°C | ||||||
| Voltage influence | DC Models: ±1% max. of sensing distance at rated voltage in the rated voltage ±20% range AC Models: ±1% max. of sensing distance at rated voltage in the rated voltage ±10% range | ||||||
| Insulation resistance | 50 MΩ min. (at 500 VDC) between current-carrying parts and case | ||||||
| Dielectric strength | DC Models: 1,000 VAC, 50/60 Hz for 1 min between current-carrying parts and case AC Models: 1,500 VAC, 50/60 Hz for 1 min between current-carrying parts and case | ||||||
| Vibration resistance | Destruction: 10 to 25 Hz, 2-mm double amplitude for 2 hours each in X, Y, and Z directions | Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions | Destruction: 10 to 25 Hz, 2-mm double amplitude for 2 hours each in X, Y, and Z directions | ||||
| Shock resistance | Destruction: 100 m/s2 3 times each in X, Y, and Z directions | ||||||
| Life expectancy | --- | Mechanical: 10,000,000 operations min. Electrical: 100,000 operations min. | |||||
| Connection method | Terminal block | Pre-wired Models (Standard cable length: 2 m) | Terminal block | ||||
| Weight (packed state) *4 | Approx. 20 g | E2C-JC4A: Approx. 50 g E2C-JC4AP: Approx 80 g | Approx. 80 g | Approx. 140 g | Approx. 250 g | ||
| Accessories | Instruction manual | Caution labels, Mounting Bracket (E2C-JC4A: M3 × 15 Phillips mounting screw), instruction manual | Instruction manual | ||||
*1.A full-wave rectification power supply of 24 VDC ±10% (average value) can be used (except for the E2C-GE4[]).
*2.The sensing distance range required to maintain performed is given for using the Amplifier Unit in combination with the Sensor.
*3.Internal relay: G2R-14 DC 12V
*4.The weight of the Connection Socket is not included.
Heat-resistant Models
Sensors
| Model | E2C-X1R5AH | E2C-X2AH | E2C-X5AH | |
| Detectable object | Ferrous metal (The sensing distance decreases with non-ferrous metal, refer to Datasheet.) | |||
| Standard sensing object | Iron, 8 × 8 × 1 mm | Iron, 12 × 12 × 1 mm | Iron, 18 × 18 × 1 mm | |
| Stable sensing area | 0 to 1.5 mm | 0 to 2 mm | 0 to 5 mm | |
| Differential travel | 0.04 mm max. | 0.1 mm max. | ||
| Response frequency *1 | 300 Hz | |||
| Ambient temperature range | Operating/Storage: -10 to 200°C (with no icing or condensation) | |||
| Ambient humidity range | Operating/Storage: 35% to 95% (with no condensation) | |||
| Temperature influence | ±0.2%/°C | |||
| Vibration resistance | Destruction: 10 to 55 Hz, 1.5-mm double amplitude 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 | IEC 60529 IP60 *2 | |||
| Connection method | Pre-wired Models (Cable length: 3 m) Heat-resistant, high-frequency coaxial cable | |||
| Weight (packed state) | Approx. 50 g | Approx. 60 g | Approx. 140 g | |
| Materials | Case | Brass | ||
| Sensing surface | PEEK (polyether ether ketone) | |||
| Cable | Fluorine resin | |||
| Clamping nut | Brass, nickel-plated | |||
| Toothed washer | Iron, zinc-plated | |||
Note:Ratings and characteristic are given for 50% of the stable sensing area.
*1.Measurement conditions are as follows: standard sensing object, a distance of twice the standard sensing object, and a set distance of half the sensing distance.
*2.Do not operate the Sensor in areas exposed to water vapor because the enclosure is not waterproof.
Amplifier Units
| Model | E2C-JC4CH | E2C-JC4DH | E2C-JC4EH | |
| Power supply voltage *1 (operating voltage range) | 12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max. | |||
| Current consumption | 45 mA max. | |||
| Sensing distance adjustment range *2 | 20% to 100% of rated sensing distance 4-turn potentiometer | |||
| Control outputs | Load current | NPN open collector, 100 mA max. (40 VDC max.) | ||
| Residual voltage | 0.8 V max. | |||
| Indicators | Detection indicator (red) | |||
| Operation mode | Changed with NO/NC switch. | |||
| Cable length compensation | Switched between 3 and 5 m. | |||
| 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 | ±0.08%/°C | |||
| Voltage influence | ±2% max. of sensing distance at rated voltage in the rated voltage ±20% 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 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions | |||
| Shock resistance | Destruction: 100 m/s2 3 times each in X, Y, and Z directions | |||
| Degree of protection | IEC 60529 IP20 | |||
| Connection method | Pre-wired Models (Cable length: 2 m) | |||
| Weight (packed state) | Approx. 80 g | |||
| Accessories | Caution labels, Mounting Bracket, instruction manual | |||
*1.A full-wave rectification power supply of 24 VDC ±10% (average value) can be used.
*2.The sensing distance range required to maintain performed is given for using the Amplifier Unit in combination with the Sensor.
Caution: In the interenst of product improvement, specifications are subject to change without notice.
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