ASAHI Precision
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| Brand | ASAHI Precision |
|---|---|
| Origin | Japan |
| Model | 601D-D05 |
| Measuring Principle | Differential Pressure (ΔP) Based Volumetric Flow Calculation |
| Wetted Materials | SUS316L |
| Operating Pressure Range | 100–300 kPa |
| Flow Range | 5–100 CCPM (mL/min) |
| Output Signal | 0–5 V DC |
| Supply Voltage | 24 V DC |
| Response Time | <1 ms |
| Ambient Temperature Range | 0–40 °C |
| Connection Port | G¼ (BSPP) |
| Weight | 700 g |
| Compliance | Designed for clean fluid applications including purified water systems |
| Sample Compatibility | Liquids compatible with SUS316L |
| Enclosure Rating | IP65 (typical for industrial transmitter housing) |
| Key | Brand: ASAHI Precision |
|---|---|
| Origin | Japan |
| Model | 635BA1 |
| Supply Pressure | Not required |
| Input Signal | 0–5 V DC (configurable to 0–10 V / 4–20 mA) |
| Output Pressure Range | 0–0.8 MPa |
| Power Supply | 24 V DC |
| Port Size | 1/8″ NPT (1/4″ available via model variant) |
| Operating Fluid | Compressed air only |
| Control Principle | Force-balance + digital PID |
| Response Time | < 0.05 s (no-load) |
| Hysteresis | ≤ ±0.05% FS |
| Linearity | ≤ ±0.3% FS (sensor-dependent) |
| Flow Consumption | ≤ 1.5 L/min (standard) |
| Weight | 0.8 kg |
| Insulation Resistance | ≥ 1 MΩ |
| Diaphragm Material | NBR |
| Body Material | ADC12 aluminum alloy |
| Seal Material | NBR |
| Sensor Interface | Analog voltage (≥10 kΩ input impedance) or current (≤300 Ω input impedance) |
| Mounting Orientation | Omnidirectional (no orientation-induced drift) |
| Orifice Diameter | 4 mm |
| Compliance | CE-marked |
| Brand | ASAHI Precision |
|---|---|
| Origin | Japan |
| Model | 6640AA1 |
| Supply Pressure Range | Up to 0.85 MPa (max input = set range + 0.05 MPa) |
| Output Pressure Range (Selectable) | 0–0.8 MPa (AA1), 0–0.3 MPa (AB1), 0–0.1 MPa (AD1), 0–1.0 MPa (AH1) |
| Input Signal | 0–5 V DC (optional: 0–10 V DC or 4–20 mA, specify at order) |
| Power Supply | 24 V DC ±10% |
| Sensor Type | Built-in pressure sensor (A-series) or external analog sensor interface (B-series, supports pressure/flow/position sensors) |
| Input Impedance | ≥10 kΩ (voltage), ≤300 Ω (current) |
| Hysteresis | ≤±0.05% FS |
| Linearity | ≤±0.3% FS (sensor-dependent) |
| Response Time (no-load) | <0.05 s |
| Flow Consumption | ≤1.5 L/min (standard), ≤5 L/min (high-speed variant) |
| Orifice Diameter | 4 mm |
| Weight | 0.8 kg |
| Housing Material | ADC12 aluminum die-cast |
| Internal Components | A2017 aluminum alloy, SUS304 stainless steel |
| Diaphragm | NBR or Viton® |
| Seals | Viton® |
| Insulation Resistance | >1 MΩ |
| Mounting Orientation | Omnidirectional (no orientation-induced drift) |
| Fluid Compatibility | Compressed air (non-air media require externally piloted configuration) |
| Brand | ASAHI Precision |
|---|---|
| Origin | Japan |
| Model | S650SML / S650SMH |
| Pressure Range (S650SML) | 3.5–700 kPa |
| Pressure Range (S650SMH) | 12.5–2500 kPa |
| Set Resolution | 0.01 kPa (S650SML), 0.1 kPa (S650SMH) |
| Input Signal | 0–10 V DC |
| Supply Pressure | 800 ± 20 kPa (S650SML), 3000 ± 200 kPa (S650SMH) |
| Accuracy | ±0.14% FS |
| Zero & Span Temp. Coefficient | ±0.018% FS/°C |
| Display | 5-digit LED (kPa) |
| Control Principle | Force-Balanced Electrostatic Capacitance Sensing with PI Feedback |
| Supply Voltage | 24 V DC |
| Power Input | 100 V AC |
| Warm-up Time | ≤30 min |
| Operating Temperature | 5–40 °C |
| Dimensions (W×D×H) | 280 × 210 × 133 mm |
| Weight | ~3 kg |
| Inlet/Outlet Port | Rc 1/4 (S650SML), Rc 3/8 (S650SMH) |
| Orifice Diameter | Φ4 mm (S650SML), Φ11 mm (S650SMH) |
| Max. Consumption Flow | ≤1.5 L/min |
| Insulation Resistance | ≥1 MΩ |