Type | DC 3-Wire PNP Models | DC 2-Wire Models |
DC 2-Wire Models (no polarity) (spatter-resistant type) |
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Size | 8 dia. (Sensing Head) | ||||
Shielding | Shielded | ||||
Model | E2EC-MC2B1 | E2EC-MC2D1 | E2EC-QC2D1-M1GJ-T | ||
Sensing distance | 2 mm ± 15% | 2 mm ± 10% | |||
Set distance | 0 to 1.2 mm | 0 to 1.4 mm | |||
Differential travel | 15% max. of sensing distance | ||||
Detectable object | Ferrous metals (The sensing distance will decreases with non-ferrous metal. Refer to Engineering Data (Reference Value) on Data Sheet.) | ||||
Standard sensing object | Iron, 8 × 8 × 1 mm | ||||
Response frequency | 100 Hz | ||||
Power supply voltage (operating voltage range) |
12 to 24 VDC, ripple (p-p): 10% max. (10 to 30 VDC) | ||||
Current consumption | 10 mA max. | --- | |||
Leakage current | --- | 0.8 mA max. | |||
Control output |
Load current | 100 mA max. | 3 to 50 mA | ||
Residual voltage | 2 V max. (Load current: 100 mA, Cable length: 2 m) |
3 V max. (Load current: 50 mA, Cable length: 2 m) |
5 V max. (Load current: 50 mA, Cable length: 2 m) |
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Indicators | Operation indicator (yellow) | Operation indicator (red), Setting indicator (green) | |||
Operation mode (with sensing object approaching) |
NO (normally open) Refer to the timing charts under I/O Circuit Diagrams on Data Sheet for details. |
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Protection circuits | Power supply reverse polarity protection, Surge suppressor, Load short-circuit protection, Reversed output polarity protection |
Surge suppressor, Load short-circuit protection | |||
Ambient temperature range | Operating and storage: - 25 to 70 ° C (with no icing or condensation) | ||||
Ambient humidity range | Operating and storage: 35% to 95% (with no condensation) | ||||
Temperature influence | ± 20% max. of sensing distance at 23 ° C in the temperature range of - 25 to 70 ° C | ||||
Voltage influence | ± 5% max. of sensing distance at rated voltage in the rated voltage ± 15% range |
± 1% max. of sensing distance at the rated voltage range in the voltage range of ± 15% |
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Insulation resistance | 50 MΩ min. (at 500 VDC) between current-carrying parts and case | ||||
Dielectric strength | 1,000 VAC 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: 1,000 m/s2 10 times each in X, Y, Z directions | ||||
Degree of protection | IEC IP67, In-house standards: oil-resistant (For Sensor Head only) | ||||
Connection method | Pre-wired Connector Models (Standard cable length: 2 m) | Connector Models (Standard cable length: 0.3 m) |
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Weight (packed state) | Approx. 65 g | Approx. 95 g | |||
Materials |
Sensor Head |
Case | Stainless steel (SUS303) | Stainless steel (SUS303) Fluororesin coated |
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Sensing surface (thickness) |
Stainless steel (SUS303) (0.2 mm) | Stainless steel (SUS303) Fluororesin coated (0.2 mm) |
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Cable | Polyester elastomer (TPEE) (Shielded) | Fluoro-rubber (Shielded) | |||
Cable Amplifier |
Case | ABS resin | Stainless steel (SUS303) | ||
Cable | Polyvinyl chloride (PVC) | Fluorocarbon cable (flame-resistant) | |||
Accessories | Amplifier Mounting Bracket, instruction manual |