| Differential Pressure Gauge |
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| 171 Sereis |
Bellows Type Differential Pressure Gauge |
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| Dial diameter |
6" (150mm) |
| Mounting |
Bottom connection
(angle 90° between two threads ; parallel threads, 50 mm between two threads) |
| Case |
Stainless steel 304, IP55 |
| Lens |
Glass (safety glass available) |
| Dial |
Aluminum, black and red markings on white background |
| Measuring principle |
Bellows, stainless steel 316 |
| Movement |
Stainless steel |
| Pointer |
Aluminum, black |
| Connection |
Male thread 1/2" PT(BSPT) / NPT / PF(BSP), stainless steel 316
other thread size available made-to-order |
| Accuracy |
±2.5% F.S. |
| Temperature limits |
medium +100°C ; ambient -40 to +60°C |
| Static Pressure |
Max. 6 x △P |
| Ranges |
0 / 0.1 ~ 0 / 25 kg/cm2 (bar) ＜other units available＞ |
| Optional extras |
Separation diaphragm
3-way stainless steel manifold (pressure equalizing valve) |
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| 172 Sereis |
Magnetic Piston Type Differential Pressure Gauge |
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| Dial diameter |
3" (80mm) |
| Case |
Die-casting aluminum, IP54 |
| Lens |
Acrylic, snap-in |
| Dial |
Aluminum, black and red markings on white background |
| Measuring principle |
Magnetic piston & compression spring, stainless steel 316 and ferrite |
| Movement |
Stainless steel |
| Pointer |
Aluminum, black |
| Connection |
Female thread 1/4" PT(BSPT) / NPT / PF(BSP), stainless steel 316
other thread size available made-to-order |
| Accuracy |
±3% F.S. ; ±5% F.S. if separation diaphragm assembled |
| Temperature limits |
medium +100°C ; ambient 0 to 60°C |
| Static Pressure |
100 kg/cm2 (bar) |
| Ranges |
0 / 1 ~ 0 / 10 kg/cm2 (bar) ＜other units available＞ |
| Optional extras |
Reed contacts
Separation diaphragm assembled on (+) side |
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| 173 Sereis |
Diaphragm & Bellows Differential Pressure Gauge |
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| Dial diameter |
4" (100mm) ; 6" (150mm) |
| Mounting |
Bottom connection |
| Case |
Stainless steel 304, IP55 |
| Lens |
Glass (safety glass available) |
| Dial |
Aluminum, black and red markings on white background |
| Measuring principle |
Diaphragm and Bellows, stainless steel 316 |
| Movement |
Stainless steel |
| Pointer |
Aluminum, black, adjustable pointer optional |
| Connection |
Female thread 1/4" PT(BSPT) / NPT / PF(BSP), stainless steel 316
other thread size available made-to-order |
| Accuracy |
±2.5% F.S. ; ±1.6% F.S. available made-to-order |
| Temperature limits |
medium +100°C ; ambient -25 to +70°C |
| Static Pressure |
6 x △P and ≦25 kg/cm2 (bar) |
| Ranges |
0 / 0.1 ~ 0 / 25 kg/cm2 (bar) ＜other units available＞ |
| Optional extras |
Electrical contacts
3-way stainless steel manifold (pressure equalizing valve) |
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| 174 Sereis |
Diaphragm Type Differential Pressure Gauge |
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| Dial diameter |
4" (100mm) ; 6" (150mm) |
| Mounting |
Bottom connection (Type B) ; Back connection (Type D) |
| Case |
Stainless steel 304, IP55 |
| Lens |
Glass (safety glass available) |
| Dial |
Aluminum, black and red markings on white background |
| Measuring principle |
Diaphragm, stainless steel 316 |
| Movement |
Stainless steel |
| Pointer |
Aluminum, black, adjustable pointer optional |
| Connection |
Female thread 1/2" PT(BSPT) / NPT / PF(BSP), stainless steel 316
other thread size available made-to-order |
| Accuracy |
±2.5% F.S. ; ±1.6% F.S. available made-to-order |
| Temperature limits |
medium +100°C ; ambient -20 to +60°C |
| Static Pressure |
Max.100 kg/cm2 (bar) |
| Ranges |
0 / 0.25 ~ 0 / 25 kg/cm2 (bar) ＜other units available＞ |
| Optional extras |
Electrical contacts
Separation diaphragm
3-way stainless steel manifold (pressure equalizing valve) |
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| 175 Sereis |
Bourdon Tubes Type Differential Pressure Gauge |
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| Dial diameter |
6" (150mm) |
| Mounting |
Bottom connection |
| Case |
Stainless steel 304, IP55 |
| Lens |
Glass (safety glass available) |
| Dial |
Aluminum, black and red markings on white background |
| Measuring principle |
Two Bourdon tubes, stainless steel 316 |
| Movement |
Stainless steel |
| Pointer |
Aluminum, black, adjustable pointer optional |
| Connection |
Male thread 1/2" PT(BSPT) / NPT / PF(BSP), stainless steel 316
other thread size available made-to-order |
| Accuracy |
±2.5% F.S. ; ±1.6% F.S. available made-to-order |
| Temperature limits |
medium +100°C ; ambient -20 to +60°C |
| Static Pressure |
Max. 1.5 x △P |
| Ranges |
0 / 4 ~ 0 / 25 kg/cm2 (bar) ＜other units available＞ |
| Optional extras |
Electrical contacts
Separation diaphragm |
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