I.T.O Corporation
ITO NGX Range BL/ BLM Governor

Manufacturer: I.T.O Corporation
Model: NGX Range
Incorporated: AR-OPSO, Strainer.
- The NGX range is a direct-operated governor from Medium Pressure B to Low Pressure or Low Intermediate Pressure.
- It is the high performance governor with built-in strainers, and integrated JIS flanges.
- It is suitable to install it indoors since the safety relief valve is not incorporated.
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Specifications
Model | NGX-20 | NGX-25 | NGX-25-2 | NGX-32 | NGX-50 | NGX-50-2 | NGX-80 | NGX-100 | |
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Maximum Flow Rate (Nm³/h) | 85 | 185 | 155 | 330 | 330 | 185 | 845 | 905 | |
Inlet Pressure (MPa) | 0.03~0.30 *1 | 0.03~0.10 | 0.03~0.30 *1 | 0.03~0.10 | 0.03~0.30 *2 | ||||
Outlet Pressure (kPa) | 1.00~30.0 *3 *4 | 1.00~20.0 *3 *4 | |||||||
Lockup Pressure (kPa) | ≦Set Point x 1.25 | ||||||||
Auto-Reset OPSO | Working Pressure | Lockup Pressure + (Inlet Pressure x 0.015kPa (Minimum 5.00kPa)) | |||||||
Reset Method | Resets automatically after outlet pressure resumes its normal range. | ||||||||
Inlet Connection | JIS 10K 20A Flange(FF) | JIS 10K 25A Flange(FF) | JIS 10K 32A Flange(FF) | JIS 10K 50A Flange(FF) | JIS 10K 80A Flange(RF) | JIS 10K 100A Flange(RF) | |||
Outlet Connection | JIS 10K 20A Flange(FF) | JIS 10K 32A Flange(FF) | JIS 10K 50A Flange(FF) | JIS 10K 50A Flange(FF) | JIS 10K 80A Flange(RF) | JIS 10K 100A Flange(RF) | |||
Vent Connection | Rc3/4 | Rc1 | Rc3/8 | ||||||
Strainer Mesh Gauge | 100 Mesh *5 |
*1 Custom-made products for inlet pressure 0.30~1.00MPa are also available.
*2 Custom-made products for inlet pressure 0.30~0.50MPa are also available.
*3 Interchangeable springs are available.
*4 The outlet pressure varies depending on the mounting position. Please specify your required mounting position when placing your order.
*5 The strainer with 200 mesh is also available.
Model | NGX-20/25/25-2/32/50/50-2 | NGX-80/100 | ||||||||||
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No. | ① | ② | ③ | ④ | ⑤ | ⑥ | ⑨ | ① | ② | ③ | ④ | ⑤ |
Spring Colour | White | Red | Blue | Yellow | Green | Black | – | – | – | – | – | – |
Set Point Range (kPa) | 1.00~1.50 | 1.50~3.00 | 3.00~5.00 | 5.00~8.00 | 8.00~13.0 | 13.0~20.0 | 20.0~30.0 | 1.00~2.00 | 2.00~4.00 | 4.00~10.0 | 10.0~16.0 | 16.0~20.0 |
shows the standard spring.
Flow Rate | |
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