Piston type flow switch-3116 principle structure
Online installation, mechanical flow switch, used for liquid or gas media. Durable plastic, aluminum or stainless steel casing is optional.
Main features of piston type flow switch-3116
Minimal pressure loss, good repeatability, anti fouling ability, complete isolation between mechanical and electronic parts, more precise setting accuracy, equipped with a switch setting scale, easy to set for users, no need to set on site, LED display of switch action status
Application of Piston Flow Switch-3116 Product
Gas liquid dual-use type, industrial automation/mechanical equipment/air compression industry/refrigeration and air conditioning
Performance parameters of piston flow switch-3116 type
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Setting range:
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See parameter table for details
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accuracy:
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± 5% total range
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Delay:
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Depending on the switch point, the minimum is 0.5L/min
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Switch setting scale:
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The medium is water, the temperature is 20 ℃, and the installation position is calibrated in a horizontal installation state. Changes in medium and temperature may have a slight impact on the switch value.
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LED display:
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DC power distribution has LED display switch status, AC has no LED display
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Wiring method:
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M12 plug&Hirschman connection
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Output:
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Dry spring switch, capacity 24VDC/250VAC, 100mA
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Voltage resistance:
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50bar (aluminum type) 200bar (stainless steel)
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Average pressure loss:
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0.3 bar (at 25 L/min)
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Return difference:
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Related to the switch value, minimum 0.5L/min
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Medium temperature:
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0-100 ℃/0-160 ℃ (high temperature selection)
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Protection level:
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IP65
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Engineering plastic material:
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Shell: POM engineering plastic
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Piston: POM engineering plastic
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Spring: 316L stainless steel SUS1.4310
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Sealing: NBR
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Magnet: Barium
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Anodized aluminum material:
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Shell: anodized aluminum
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Piston: POM engineering plastic
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Spring: 316L stainless steel SUS1.4310
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Sealing: NBR
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Magnet: Barium
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Stainless steel material:
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Shell: 304 stainless steel
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Piston: POM engineering plastic
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Spring: 316L stainless steel SUS1.4310
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Sealing: NBR
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Magnet: Barium
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Piston type flow switch-3116 parameter table
| Anodized aluminum oxide (stainless steel) | model | pressure resistance | maximum flow | Variable range | G | L | H | B | X | weight | |||||||||||||
| kilogram | L/min (water) | L/min (water) | mm | mm | mm | mm | mm | kilogram | |||||||||||||||
| 3116-008...A(k)010… | Maximum 200 kilograms | 40 | 0.6(0.1)..8(7) | G1/4 | 93 | 36 | 30 | 12 | 0.22(0.53) | ||||||||||||||
| 3116-010...A(k)010… | 0.6(0.1)..8(7) | G3/8 | 15 | 0.20(0.51) | |||||||||||||||||||
| 3116-015...A(k)010… | 0.6(0.1)..8(7) | G1/2 | 0.18(0.48) | ||||||||||||||||||||
| 3116-020…A(k)010… | 0.6(0.1)..8(7) | G3/4 | 105 | 35 | 0.23(0.65) | ||||||||||||||||||
| 3116-025...A(k)010… | 0.6(0.1)..8(7) | G1 | 105 | 40 | 0.32(0.82) | ||||||||||||||||||
| 3116-008...A(k)015… | 1(0.5)…15(13) | G1/4 | 93 | 30 | 12 | 0.22(0.53) | |||||||||||||||||
| 3116-010...A(k)015… | 1(0.5)…15(13) | G3/8 | 15 | 0.20(0.51) | |||||||||||||||||||
| 3116-015...A(k)015… | 1(0.5)…15(13) | G1/2 | 0.18(0.48) | ||||||||||||||||||||
| 3116-020…A(k)015… | 1(0.5)…15(13) | G3/4 | 105 | 35 | 0.23(0.65) | ||||||||||||||||||
| 3116-025...A(k)015… | 1(0.5)…15(13) | G1 | 105 | 40 | 0.32(0.82) | ||||||||||||||||||
| 3116-015...A(k)028… | 2(0.8)…28(25) | G1/2 | 93 | 30 | 0.18(0.48) | ||||||||||||||||||
| 3116-020…A(k)028… | 80 | 2(0.8)…28(25) | G3/4 | 105 | 35 | 0.23(0.65) | |||||||||||||||||
| 3116-025...A(k)028… | 2(0.8)…28(25) | G1 | 40 | 0.32(0.82) | |||||||||||||||||||
| 3116-020…A(k)060… | 120 | 27(21)…70(66) | G3/4 | 35 | 0.23(0.65) | ||||||||||||||||||
| 3116-025...A(k)060… | 27(21)…70(66) | G1 | 40 | 0.32(0.82) | |||||||||||||||||||
Note: 1. The parameters in parentheses above are reset points, and the parameters outside parentheses are action points. If the lower limit alarm (monitoring flow rate is too low), refer to the reset point parameters. Upper limit alarm (monitoring excessive flow) refers to the action point parameters.
The above parameters were obtained by installing the switch vertically in a horizontal pipeline and testing it with 20 ℃ water as the medium
3. The pressure on the upper gauge is the lower pressure resistance grade of 304 stainless steel material There are also options for pressure resistance of 50 bar and 20 bar.
Parameter Table
| Applicable pipe diameter | ||||||||||||||||
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| 08 | Threaded interface G1/4 | |||||||||||||||
| 10 | Threaded interface G3/8 | |||||||||||||||
| 15 | Threaded interface G1/2 | |||||||||||||||
| 20 | Threaded interface G3/4 | |||||||||||||||
| 25 | Threaded interface G1 | |||||||||||||||
| Connection method | ||||||||||||||||
| F | Internal thread (female joint) | |||||||||||||||
| Distribution Details | ||||||||||||||||
| D | DC distribution 24V ± 20% DC | |||||||||||||||
| W | AC power distribution 230V ± 15% AC | |||||||||||||||
| MATERIAL DESCRIPTION | ||||||||||||||||
| P | POM reinforced plastic liquid body | |||||||||||||||
| L | Anodized alumina liquid body | |||||||||||||||
| G | 304 stainless steel liquid body | |||||||||||||||
| Alarm setting interval | ||||||||||||||||
| 008 | Setting range: 0.6... 8L/min (offline alarm 0.1... 7L/min) | |||||||||||||||
| 015 | Setting range: 1... 15L/min | |||||||||||||||
| 028 | Setting range: 2... 28L/min | |||||||||||||||
| 070 | Setting range: 27... 70L/min | |||||||||||||||
| Electrical connection method | ||||||||||||||||
| M | M12 connector plug | |||||||||||||||
| H | Hessman connector | |||||||||||||||
| OEM customization | ||||||||||||||||
| / | Regular shipment without customized content | |||||||||||||||
| A | Nameless light plate customized product | |||||||||||||||
| B | Designated nameplate, designated trademark product | |||||||||||||||
