Ueda Seisakusho
Ueda Seisakusho PDS Series Pressure Switch

Manufacturer: Ueda Seisakusho Co., Ltd.
Model : PDS series
Features
- The PDS series allows easy and free pressure adjustment using the adjustment knob on the top of the main unit.
- The pressure adjustment range is 0.5 to 3.0 MPa, and the pressure resistance is 6.0 MPa, which is in the middle range among the bar control series.
- In addition, the pressure receiving part is a diaphragm type, which ensures a long life.
Product Information
| Item | Specification |
|---|---|
| Product Name | Pressure switch with adjustment knob |
| Size | W.68×D.31×H.107 mm |
| Operating Frequency | 200 cycles/min or less |
| Operating Voltage | 5 – 230V (DC/AC) |
| Operating Current | 5mA – 2A |
| Weight | Approx. 300 g |
| Body Dimensions | W.52 × D.34.5 × H.89 mm |
| Pressure Receiving Part | Diaphragm Type |
| Material | Nitrile rubber (NBR) |
| Main Body & Connection Material | Zinc die-cast & Stainless Steel (SUS316) |
| Fluid | Air, non-corrosive gases and liquids such as hydraulic oil |
| Connection size | R1/4 (PT1/4 male thread) |
| Mounting Orientation | Arbitrary |
| Repeatability Accuracy | ±2% (relative to pressure setting) |
| Contact Configuration | Self-cleaning type 1ab (1C) |
| Temperature Range | -20 to +80°C |
| Vibration Resistance | 10G (10–2000 Hz) |
| Shock Resistance | 30G |
| CE Certification | Complies with EU Standard 73/23/EWG |
Specifications
| Model | Pressure Adjustment Range (Range) MPa | ON-OFF Pressure Differential Range (Diff.) MPa | Pressure Resistance (MPa) |
|---|---|---|---|
| PDS-1-030-M-2-1-R2 | 0.5 ~ 3.0 | 0.05 ~ 0.25 | 6.0 |
Model Code Explanation

| (A) | Contact Configuration: 1ab (1C) |
|---|---|
| (B) | Set Pressure Range: 030 = 0.5 ~ 3.0 MPa |
| (C) | Diaphragm Type (Material: NBR) |
| (D) | Housing Thread Diameter: G1/4 (PF1/4 female thread) |
| (E) | DIN Terminal (EN175301-803) |
| (F) | Connection (Adapter) Diameter: R1/4 (PT1/4 male thread) |
| (G) | Option Code |











