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The heart of automated gross leak system for small electronic components.
Basic tester consists of a controller and a pneumatic circuit.Pneumatic circuits can be selected from three types depending on the internal volume of the tested part. |
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- Available in a wide variety of measurement ranges.
- Traceable to the Japanese national standard.
- Equipped with a highly precision sensor.
- Large LED display.
- Satisfies a wide variety of applications with lots of outstanding features.
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Differential pressure |
Gauge pressure |
| Pressure range |
1, 2, 5, 10, 20, 50, 100, -101 kPa |
50, 100, 200, 500 kPa / 1, 2, 5, 10, 20 , 50MPa,?-101 kPa |
| Pressure media |
Air / Noncorrosive gases |
Air / Noncorrosive gasses and liquid |
| Sensing element |
Beryllium copper |
Stainless steel SUS630
(SUS316 also available) |
| Transducer type |
Inductance type |
Capacitance type? |
| Accuracy |
±0.3 % of F.S. ±1digit |
±0.25 % of F.S. ±1 digit |
| Temp characteristic zero |
±0.03 % of F.S./°C |
| Temp characteristic sapn |
±0.03 % of F.S./°C |
| Allowable pressure |
10 times of F.S. but up to 500 kPa |
Ranges 5 MPa or lower:2 times of F.S.
Others: 1.5 times of F.S. |
| Maximum line pressure |
2 times of the proof pressure |
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| Step response |
300 ms max. / 99 % of F.S |
30 ms max. / 99 % of F.S. |
| Display digits |
3.5 digits (000 to ±1999) |
| Sampling time |
250 ms |
| Analog output |
0.5, 1, 2 VDC, Corresponding display
(Output of DP-330BA is sensor output, and does not match with the display.) |
| BCD output |
Current sink open collector, Max. load current: 20 mA, Max. load voltage 55 VDC
(Option for DP-330) |
| Power source |
100 VAC ±10 V 50/60 Hz 0.1 A |
| Ambient temperature |
5 to 40 °C |
| Pressure connection port |
Rc 1/8 (NPT size is also available upon request) |
| Differential Pressure |
Gauge Pressure (Pressure/Vacuum) |
| Up to 1 kPa |
Up to 50 kPa |
Up to 10 MPa |
| Up to 2 kPa |
Up to 100 kPa |
Up to 20 MPa |
| Up to 5 kPa |
Up to 200 kPa |
Up to 50 MPa |
| Up to 10 kPa |
Up to 500 kPa |
Down to -101 kPa |
| Up to 20 kPa |
Up to 1 MPa |
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| Up to 50 kPa |
Up to 2 MPa |
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| Up to 100 kPa |
Up to 5 MPa |
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| Special analog output (DP-330 only,
standard for DP-330BA) |
| Up to 10 VDC 4-20 mA also available |
| Special power supply voltage |
| 110 VAC (internal switch) / 220 VAC (transformer replacement) |
| External sensor configuration |
Standard 3 m cable
Splash proof sensor, PT-141: Accuracy 0.25 % F.S., is available |
| Available for all ranges of the gauge pressure and the differential pressure. |
| BCD output (DP-330 only, standard for
DP-330BA) |
Current sink open collector
Max. load current: 20 mA Max. load voltage: 55 V max |
| DSP terminal (DP-330 only) |
| External power voltage display |
| Highly anticorrosion sensor |
| Sensing element is made of stainless steel, SUS316. |
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