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Voltage Sensor
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Please contact our European headquarters.
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Single-function Models
Overvoltage or Undervoltage Detection (Switch Selectable)
| Model | Input voltage | Selectable operating range | Selectable reset value range | Control power supply |
| SDV-FL[] | DC | 4 to 240 mV (4 to 12 mV, 10 to 30 mV, 20 to 60 mV, 40 to 120 mV, 80 to 240 mV) | 2% to 30% (related to operating value) | 12, 24, 48, 100/110, 125, 200/220 VDC (see note); 100/110, 200/220/240 VAC (50/60 Hz) |
| SDV-FM[] | DC or AC (selectable) | 0.2 to 12 V (0.2 to 0.6 V, 0.5 to 1.5 V, 1 to 3 V, 2 to 6 V, 4 to 12 V) | ||
| SDV-FH[] SDV-FH[]T | 10 to 300 V (10 to 30 V, 25 to 75 V, 50 to 150 V, 100 to 300 V) | |||
Note:Ripple is 5% max. with DC power supplies.
Dual-function Models
Overvoltage and Undervoltage Detection
| Model | Input voltage | Selectable operating range | Reset value | Control power supply | ||
| Intermediate voltage of dead band | Dead band voltage | |||||
| SDV-DM[] | DC or AC (selectable) | 0.2 to 12 V | 0.2 to 0.6 V | 0.02 to 0.1 V | Overvoltage: (Intermediate voltage of dead band + dead band voltage) - (dead band voltage x 2/3) min. Undervoltage: (Intermediate voltage of dead band - dead band voltage) + (dead band voltage x 2/3) max. | 12, 24, 48, 100/110, 125 VDC; 100/110, 200/220/240 VAC (50/60 Hz) |
| 0.5 to 1.5 V | 0.05 to 0.25 V | |||||
| 1 to 3 V | 0.1 to 0.5 V | |||||
| 2 to 6 V | 0.2 to 1 V | |||||
| 4 to 12 V | 0.4 to 2 V | |||||
| SDV-DH[] | 10 to 300 V | 10 to 30 V | 1 to 5 V | |||
| 25 to 75 V | 2.5 to 12.5 V | |||||
| 50 to 150 V | 5 to 25 V | |||||
| 100 to 300 V | 10 to 50 V | |||||
Note:
1.Inquire about production of models with 120- and 240-VAC control power supply.
2.The ripple factor must be 5% or less for DC power supplies.
Ratings
| Item | SDV-FL[] | SDV-FM[] | SDV-FH[]/FH[]T | SDV-DM[] | SDV-DH[] |
| Allowable continuous input overvoltage range | ±10 VDC | ±150 VDC 150 VAC | ±350 VDC (±500 VDC for 1 min) 350 VAC (500 VAC for 1 min) | ±150 VDC 150 VAC | ±350 VDC (±500 VDC for 1 min) 350 VAC (500 VAC for 1 min) |
| Input impedance | 1 kΩ | 50 kΩ | 2,500 kΩ | 50 kΩ | 2,500 kΩ |
| Control output | SPDT | SPST-NO and SPST-NC | |||
| Rated load: 5 A at 220 VAC (cosΦ = 1), 5 A at 24 VDC (cosΦ = 1), 2 A at 220 VAC (cosΦ = 0.4), 2 A at 24 VDC (L/R = 7 ms) Max. contact voltage: 250 VAC, 125 VDC Max. contact current: 5 A Max. switching capacity: 1,100 VA (cosΦ = 1), 120 W (cosΦ = 1), 440 VA (cosΦ = 0.4), 48 W (L/R = 7 ms) | |||||
| Power consumption | DC: 5 W max.; AC: 5 VA max. | ||||
| Ambient temperature | -10 to 55°C (with no icing) | ||||
| Control supply voltage (see note) | 12, 24, 48, 100/110, 125, 200/220 VDC; DC operating voltage range: 80% to 130% of control power supply 100/110/120, 200/220/240 VAC (50/60 Hz); AC operating voltage range: 85% to 110% of control power supply | ||||
Note:The impedance value is a reference value; actual values may vary.
Characteristics
| Item | SDV-F[][] | SDV-FH[]T | SDV-D[][] |
| Operating value | 100% operation for voltage setting | ||
| Setting error | Operating value: ±2% of operating value Reset value: ±7% of reset value | ±2% of intermediate voltage of dead band, ±1% of dead band voltage | |
| Operating time | 0.5 s max. (see note) | ||
| Influence of temperature | 0 to 40°C: ±2% max. of operating value (SDV-FL (operating value range: 4 to 12 mV) ±4% max. of operating value) -10 to 0°C, 40 to 55°C: ±4% max. of operating value (SDV-FL (operating value range: 4 to 12 mV) ±8% max. of operating value) | 0 to 40°C: ±2% max. of dead band voltage -10 to 0°C, 40 to 55°C: ±4% max. of dead band voltage | |
| Influence of control power | ±1% max. of operating value DC operating voltage range: 80% to 130% AC operating voltage range: 85% to 110% | ±1% max. of dead band voltage DC operating voltage range: 80% to 130% AC operating voltage range: 85% to 110% | |
| Influence of frequency (Input frequency changed from 10 to 500 Hz for AC input) | ±1% max. of operating value | ±1% max. of dead band voltage | |
| Influence of waveform (For commercial frequency, single-phase, full-wave AC input) | ±3% max. of operating value | ±3% max. of dead band voltage | |
| Insulation resistance | 10 MΩ min. (at 500 VDC) between the entire electric circuitry and external case, and between the input terminal and power terminal | ||
| Dielectric strength | 2,000 VAC for 1 min between the entire electric circuitry and external case, and between the input terminal and power terminal | ||
| Impulse withstand voltage | ±1.2 x 50 μs, 4,500 V between the entire electric circuitry and external case ±1.2 x 50 μs, 3,000 V between power terminals | ||
| Vibration resistance | Destruction: 10 to 25 Hz, 2-mm double amplitude (2G max.) for 2 hrs each in 3 directions Malfunction: 16.7 Hz, 1-mm double amplitude for 10 min each in 3 directions | ||
| Shock resistance | Destruction: 294 m/s2 (30G) Malfunction: 98 m/s2 (10G) | ||
| Weight | Approx. 290 g | Approx. 350 g | Approx. 310 g |
Note:Overvoltage: Operation when voltage is changed from 80% to 120% of the operating value.
Undervoltage: Operation when voltage is changed from 120% to 80% of the operating value.
Timing Function
| Item | SDV-FH[]T |
| Setting time | 0.5 to 30.0 s (see note) |
| Operating time accuracy | ±5% FS max. |
| Setting error | ±15% FS max. |
| Reset time | 5 s min. |
| Influence of temperature | ±10% FS max. |
| Operating mode (set via DIP switch) | ON-delay, OFF-delay, Startup lock |
Note:The time setting range when the startup lock is selected for the operating mode is approximately 1 to 30 s.
Caution: In the interenst of product improvement, specifications are subject to change without notice.