Digital Pressure Switch
Digital Pressure Switch - PS Series
Technical Specifications
| Specification | Details |
|---|---|
| Model | PS01, PS20, PS40 |
| Port size | R 1/8 |
| Rated pressure range | 0 ~ 10 bar |
| Operating / Setting pressure range | −1 ~ 10 bar |
| Withstand pressure | 15 bar |
| Fluid | Air, Non-corrosive gases, Incombustible gases |
| Set pressure resolution – kPa | 1 |
| Set pressure resolution – Kgf/cm² | 0.01 |
| Set pressure resolution – Bar | 0.01 |
| Set pressure resolution – Psi | 0.1 |
| Power supply voltage | 12 to 24V DC ±10%, Ripple (P-P) 10% or less |
| Current consumption | ≤ 45 mA (With no load) |
| Switch output – NPN | Open collector 1 output, Max. load current: 125 mA, Max. supply voltage: 30V DC, Residual voltage: ≤ 1.5V (load current 125 mA) |
| Switch output – PNP | Open collector 1 output, Max. load current: 125 mA, Max. supply voltage: 24V DC, Residual voltage: ≤ 1.5V (load current 125 mA) |
| Repeatability (Switch output) | ≤ ±0.2% F.S. ± 1 digit |
| Hysteresis mode | Adjustable |
| Window comparator mode | Adjustable |
| Response time | ≤ 2.5ms (chattering-proof function: 24ms, 250ms, 500ms, 1000ms and 1500ms selections) |
| Output short circuit protection | Yes |
| 7 segment LED display | Two colour (Red / Green) display (Sampling rate: 5 times/1sec.) |
| Indicator accuracy | ≤ ±2% F.S. ±1 digit (ambient temperature: 25 ±3°C) |
| Switch on Indicator | Green out indicator |
| Analog output (Voltage output) | Output voltage: 1 to 5V ≤ ±2.5% FS (within rated pressure range), Linearity: ≤ ±1% F.S., Output impedance: about 1kΩ |
| Analog output (Current output) | Output current: 4 to 20mA ≤ ±2.5% FS (within rated pressure range), Linearity: ≤ ±1% F.S., Maximum load impedance: 300Ω at power supply of 12V / 600Ω at power supply of 24V, Minimum load impedance: 50Ω |
| Enclosure | IP40 |
| Ambient temp. range | Operation: 0 ~ 50°C, Storage: −10 ~ 60°C (No condensation or freezing) |
| Ambient humidity range | Operation / Storage: 35 ~ 85% RH (No condensation) |
| Withstand voltage | 1000VAC in 1-min (between case and lead wire) |
| Insulation resistance | 50Mohm min. (at 500V DC M, between case and lead wire) |
| Vibration | Total amplitude 1.5mm, 10Hz~55Hz~10Hz scan for 1 minute, two hours each direction of X, Y and Z |
| Shock | 100m/s² (10G), 3 times each in direction of X, Y and Z |
| Temperature characteristic | ≤ ±2% F.S. of detected pressure (25°C) at temp. Range of 0~50°C |
| Lead wire | Oil-resistance cable (0.15mm²) |
| Product weight | Approximate 75g (with 2-metre lead wire) |
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