KE
KEYENCE CORPORATION FR-LEX20L
FR series (Radar Level Sensor) - FR-LEX20L
Категории:
Технические характеристики
| Type | 2-wire explosion-proof model |
|---|---|
| Measuring range | Up to 15 m 49.2' |
| Display range | Up to 25 m 82.0' |
| Measurable dielectric constant of medium | 2 or more |
| Resolution | 1 mm 0.04" |
| Precision | Up to 0.1 m 0.3' : ±10 mm 0.39" ; 0.1 to 10 m 0.3' to 32.8' : ±1 mm 0.04" ; 10 to 20 m 32.8' to 65.6' : ±2 mm 0.08" |
| Время отклика | 1 s, 4 s (default value), 10 s, 25 s |
| Tank pressure | -0.1 to +1 MPa (-0.1 to +0.1 MPa below -20°C -4°F ) |
| Материал | Lens: PTFE; Internal seal: FFKM; Fastener: SUS304 |
| Материал | PPS PC PA Internal potting agent: Epoxy resin (when using an Isolated barrier) Barrier: PC (when using a Zener barrier) Barrier: PC (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure: Aluminium die casting, NBR Cable glands: Nickel-plated brass, chloroprene |
| Connection diameter | G1-1/2 (40A) |
| Output (No. of control outputs) | ─ |
| Output (Analog output) | 4 to 20 mA (Response time: 3 s after internal value is confirmed [90% response]) |
| Network compatibility | HART |
| Analog output accuracy (Resolution) | 1 mm 0.04" |
| Analog output accuracy (Zero accuracy) | ±0.1 mA (zero point = 4 mA) |
| Analog output accuracy (F.S. accuracy) | ±0.2 mA (full scale = 20 mA) |
| Напряжение питания | 18.3 to 35 VDC. (when using an Isolated barrier) 24 VDC +25%/-10% (when using a Zener barrier) 20.1 to 28 VDC (when using a Zener barrier with a flameproof enclosure) 20.1 to 28 VDC |
| Power supply (Power consumption) | 752.5 mW or less (including analog output; excluding load current) (when using an Isolated barrier) 3 W or less (when using a Zener barrier) 602 mW or less (when using a Zener barrier with a flameproof enclosure) 602 mW or less |
| Рабочая температура | -30 to +60°C -22 to 140°F (no freezing) (when using an Isolated barrier) Barrier: -30 to +60°C -22 to 140°F (no freezing) (when using a Zener barrier) Barrier: -30 to +60°C -22 to 140°F (no freezing) (when using a Zener barrier with a flameproof enclosure) Barrier: -30 to +60°C -22 to 140°F (no freezing) |
| Environmental resistance (Relative humidity) | Up to 85% RH (no condensation) |
| Environmental resistance (Temperature of coupling used) | -30 to +85°C -22 to 185°F (no freezing) |
| Environmental resistance (Vibration resistance) | 10 to 500 Hz; Power spectral density: 0.816 G 2 X, Y and Z directions |
| Environmental resistance (Shock resistance) | 100 m/s 2 (10 G), 16 ms pulses, 1000 times each in X, Y and Z directions |
| IECEx (Explosion-proof performance) | Ex ia IIC T4 Ga or Ex ia IIB T4 Ga Ex ia IIIC T135°C Da (when using an Isolated barrier) [Ex ia Ga] IIC or [Ex ia Ga] IIB [Ex ia Da] IIIC (when using a Zener barrier) [Ex ia Ga] IIB [Ex ia Da] IIIC (when using a Zener barrier with a flameproof enclosure) Ex db [ia Ga] IIB T4 Gb Ex tb [ia Da] IIIC T135°C Db |
| IECEx (Zone) | Zone 0/20 (when using an Isolated barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier with a flameproof enclosure) Zone 1/21 |
| IECEx (Electrical ratings) | U i : 35 VDC / I i : 142.4 mA / P i : 1000 mW / L i : 26.2 nH / C i : 79 nF (when using an Isolated barrier) U m : 250 VRMS / U o : 26.78 VDC / I o : 115.307 mA / P o : 772 mW / L o (IIC): 0.2 mH / C o (IIC): 0.092 μF / L o (IIB): 0.2 mH / C o (IIB): 0.72 μF (when using a Zener barrier) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF (when using a Zener barrier with a flameproof enclosure) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF |
| IECEx (Temperature) | -30°C -22°F ≤ Ta ≤ 60°C 140°F / -30°C -22°F ≤ Tp ≤ 85°C 185°F (when using an Isolated barrier) ─ (when using a Zener barrier) ─ (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure: -30°C -22°F ≤ Ta ≤ 60°C 140°F |
| ATEX and UKEX (Explosion-proof performance) | II 1 G Ex ia IIC T4 Ga or II 1 G Ex ia IIB T4 Ga II 1 D Ex ia IIIC T135°C Da (when using an Isolated barrier) II (1) G [Ex ia Ga] IIC or II (1) G [Ex ia Ga] IIB II (1) D [Ex ia Da] IIIC (when using a Zener barrier) II (1) G [Ex ia Ga] IIB II (1) D [Ex ia Da] IIIC (when using a Zener barrier with a flameproof enclosure) II 2 (1) G Ex db [ia Ga] IIB T4 Gb II 2 (1) D Ex tb [ia Da] IIIC T135°C Db |
| ATEX and UKEX (Zone) | Zone 0/20 (when using an Isolated barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier with a flameproof enclosure) Zone 1/21 |
| ATEX and UKEX (Electrical ratings) | U i : 35 VDC / I i : 142.4 mA / P i : 1000 mW / L i : 26.2 nH / C i : 79 nF (when using an Isolated barrier) U m : 250 VRMS / U o : 26.78 VDC / I o : 115.307 mA / P o : 772 mW / L o (IIC): 0.2 mH / C o (IIC): 0.092 μF / L o (IIB): 0.2 mH / C o (IIB): 0.72 μF (when using a Zener barrier) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF (when using a Zener barrier with a flameproof enclosure) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF |
| ATEX and UKEX (Temperature) | -30°C -22°F ≤ Ta ≤ 60°C 140°F / -30°C -22°F ≤ Tp ≤ 85°C 185°F (when using an Isolated barrier) ─ (when using a Zener barrier) ─ (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure: -30°C -22°F ≤ Ta ≤ 60°C 140°F |
| Type Approval of Electrical Equipment for Use in Explosive Atmospheres (Explosion-proof performance) | Ex ia IIC T4 Ga or Ex ia IIB T4 Ga Ex ia IIIC T135°C Da (when using an Isolated barrier) [Ex ia Ga] IIC or [Ex ia Ga] IIB [Ex ia Da] IIIC (when using a Zener barrier) [Ex ia Ga] IIB [Ex ia Da] IIIC (when using a Zener barrier with a flameproof enclosure) Ex db [ia Ga] IIB T4 Gb Ex tb [ia Da] IIIC T135°C Db |
| Type Approval of Electrical Equipment for Use in Explosive Atmospheres (Zone) | Zone 0/20 (when using an Isolated barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier with a flameproof enclosure) Zone 1/21 |
| Type Approval of Electrical Equipment for Use in Explosive Atmospheres (Electrical ratings) | U i : 35 VDC / I i : 142.4 mA / P i : 1000 mW / L i : 26.2 nH / C i : 79 nF (when using an Isolated barrier) U m : 250 VRMS / U o : 26.78 VDC / I o : 115.307 mA / P o : 772 mW / L o (IIC): 0.2 mH / C o (IIC): 0.092 μF / L o (IIB): 0.2 mH / C o (IIB): 0.72 μF (when using a Zener barrier) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF (when using a Zener barrier with a flameproof enclosure) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF |
| Type Approval of Electrical Equipment for Use in Explosive Atmospheres (Temperature) | -30°C -22°F ≤ Ta ≤ 60°C 140°F / -30°C -22°F ≤ Tp ≤ 85°C 185°F (when using an Isolated barrier) ─ (when using a Zener barrier) ─ (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure: -30°C -22°F ≤ Ta ≤ 60°C 140°F |
| NRTL/ACO (Explosion-proof performance) | Class I, Zone 0, AEx ia IIC T4 Ga/Zone 20, AEx ia IIIC T135°C Da/Class I, Division 1, Groups A, B, C, D, T4/Class II, Division 1, Groups E, F, G, T135°C/Class III, Division 1 or Class I, Zone 0, AEx ia IIB T4 Ga/Zone 20, AEx ia IIIC T135°C Da/Class I, Division 1, Groups C, D, T4/Class II, Division 1, Groups E, F, G, T135°C /Class III, Division 1 (when using an Isolated barrier) [AEx ia Ga] IIC or [AEx ia Ga] IIB/[AEx ia Da] IIIC Intrinsically safe circuit for Class I, Division 1, Groups A, B, C, D or Class I, Division 1, Groups C, D/Class II, Division 1, Groups E, F, G/Class III, Division 1 (when using a Zener barrier) [AEx ia Ga] IIB/[AEx ia Da] IIIC Intrinsically safe circuit for Class I, Division 1, Groups C, D/Class II, Division 1, Groups E, F, G/Class III, Division 1 (when using a Zener barrier with a flameproof enclosure) Class I, Zone 1, AEx db [ia Ga] IIB T4 Gb/Zone 21, AEx tb [ia Da] IIIC T135°C Db/Class I, Division 1, Groups C, D, T4/Class II, Division 1, Groups E, F, G, T135°C /Class III, Division 1 |
| NRTL/ACO (Zone/Division) | Zone 0/20 Division 1 (when using an Isolated barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier) Do not install in a hazardous location (associated apparatus ) (when using a Zener barrier with a flameproof enclosure) Zone 1/21 Division 1 |
| NRTL/ACO (Electrical ratings) | U i : 35 VDC / I i : 142.4 mA / P i : 1000 mW / L i : 26.2 nH / C i : 79 nF (when using an Isolated barrier) U m : 250 VRMS / U o : 26.78 VDC / I o : 115.307 mA / P o : 772 mW / L o (IIC): 0.2 mH / C o (IIC): 0.092 μF / L o (IIB): 0.2 mH / C o (IIB): 0.72 μF (when using a Zener barrier) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF (when using a Zener barrier with a flameproof enclosure) U m : 250 VRMS / U o : 34.33 VDC / I o : 112.007 mA / P o : 961.3 mW / L o : 1.0 mH / Co: 0.37 μF |
| NRTL/ACO (Temperature) | -30°C -22°F ≤ Ta ≤ 60°C 140°F / -30°C -22°F ≤ Tp ≤ 85°C 185°F (when using an Isolated barrier) ─ (when using a Zener barrier) ─ (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure: -30°C -22°F ≤ Ta ≤ 60°C 140°F |
| Степень защиты (IP) | IP67 (IEC60529), Enclosure Type 4X (NEMA250) (when using an Isolated barrier) Barrier: Not specified (when using a Zener barrier) Barrier: Not specified (when using a Zener barrier with a flameproof enclosure) Explosion-proof enclosure : IP67 (IEC60529) Enclosure Type 4X (NEMA250) |
| Protection circuit | Reverse power connection protection, power supply surge protection |
| Масса | Approx. 920 g 32.45 oz (when using an Isolated barrier) Barrier: Approx. 320 g 11.28 oz (when using a Zener barrier) Barrier: Approx. 100 g 3.52 oz (when using a Zener barrier with a flameproof enclosure) Flameproof enclosure + barrier (without cable glands): Approx. 1300 g 45.85 oz |