Internal Electric Contact Pressure Gauge
Internal Electric Contact Pressure Gauge
Product Description
Model：PRE4.H
- Contact material features: fire resistance,welding resistance, gold plating, oxidation resistance
- The contact resistance is small, and the magnetic force can be adjusted for special use situations
- The contacts are hidden behind the panel, which is not only visually beautiful,but also uses durable glass
Product display-Side Junction Box
Product display-Behind Junction Box
Product Specification
| Nominal size in inch |
4" |
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Measuring range |
-30 in Hg~1000kg/cm2 -76 cm Hg~1000kg/cm2 |
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| Accuracy |
CL 1.6 |
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Thread size |
1/4, 3/8, 1/2, NPT, G, PT or Other |
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|
316 stainless steel |
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| Case |
316 stainless steel, 304 stainless steel |
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Pointer |
Black aluminum alloy sheet |
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| Window |
Glass |
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| Contact point |
Silver nickel alloy with gold plated |
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Movement |
304 stainless steel |
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Bourdon Tube |
316 stainless steel |
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Terminal type |
junction box |
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Permissible temperature |
Ambient: -20°C~70°C Medium: -20°C~100°C |
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Common pressure limit |
Stable pressure, maximum pressure x3/4 Change pressure, maximum pressure x2/3 |
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Contact type |
Single contact N.O. Single contact N.C. Double contacts N.O.x2 (3-wire or 4-wire) Double contacts N.O.+N.C. (3-wire or 4-wire) Double contacts N.C.x2 |
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Electrical contact specification |
Maximum voltage: 380V (MAX.) Maximum load: 30W~30VA (MAX.) Ambient operating temperature: -20°C ~ 70°C Make rating: 1.0A (MAX.) Continuous load : 0.6A (MAX.) Switching voltage: 24V (Min.) |
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