Характеристики товара
1. Multiple inputs: differential pressure (DP), gauge pressure (GP), absolute pressure (AP)
2. Multiple outputs: 4 ~20mA (analog), digital signal output
3. Automatic compensation for ambient temperature
4. Various parameter settings:zero/volume conversion, fault alarm, unit conversion, fine-tuning, etc.
5. Digital communication: HART communication instructions
6. Explosion-proof appearance: CSA, FM, ATEX, GOST
7. Optimal performance: high accuracy: ±0.075% of span (±0.04% of span), stability: ±0.01% / year, high range ratio: 100:1
8. Flexibility: Setting parameters through HART ® protocol instructions, zero point adjustment
9. Reliability: MTBF 20 years; continuous self-detection function (sensor, memory, communication); automatic compensation function (ambient temperature compensation, sensor input linearization); software and hardware fault alarm function; configuration protection: EEPROM write protection function; CE EMC standard (EN50081-2, EN50082-2)
Physical indicators
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Process interface materials |
Process isolation diaphragm: 316L SS, Hastelloy C-276, Monel, Tantalum |
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Process interface: 316SS, carbon steel (galvanized), Hastelloy, Monel |
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O-ring: Teflon, fluorinated rubber |
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Exhaust/drain valve: 316L SS, Hastelloy C-276 |
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Bolt: carbon steel, A286 SS (NACE) |
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Note: There are other special anti-corrosion materials available for the liquid-contacting parts to meet various working conditions. Please contact VIRVO ® Company |
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Mounting bracket |
Carbon steel (galvanized) or stainless steel angle bracket, carbon steel flat bracket |
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Filling fluid |
Silicone oil DC200 or CTFE (fluorine oil) |
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Case |
Epoxy polyester paint, low copper aluminum alloy. Meet NEMA 4X (waterproof) and NEMA 7 (explosion-proof) requirements, optional stainless steel material |
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Process connection |
1/4NPT, 1/2NPT conversion connector (optional) |
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Wiring |
16AWG (1.5mm diameter) |
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Net weight |
4.2kg, about 5kg with accessories |
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Packing size |
234X185X155mm |
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Nameplate |
304 нержавеющая сталь |
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Hazardous area certification |
With explosion-proof and intrinsic safety certification, it can be used in ClassⅠ, Devision 1, GroupA, B, C, D occasions, and non-flammable ClassⅠ, |
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Devision 2, GroupA, B, C, D occasions. ATEX standard EEx ia ⅡCT4, T5, T6 and EExd ⅡCT5, T6 certification |
Electrical indicators
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Power supply voltage |
11.9~45 VDC |
Выходной сигнал |
4~20mA DC/HART |
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HART load resistance |
250~1500Ω |
Insulation voltage |
500 Vrms (707VDC) |
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Damping time |
0.25S |
Startup time |
5S |
Performance indicators
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Точность |
± 0.075% of Span |
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(0.2URL≤Span≤URL) |
| ±[0.05+0.005x(URL/Span)]% |
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of Span(0.05URL≤Span<0.2URL) |
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Stability |
±0.01% full scale/year |
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Temperature effect |
±[0.025%URL+0.125% Span]/28 |
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Vibration effect |
The frequency is 200Hz on any axis, and the error caused is ±0.05%/g of the range |
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Influence of power supply voltage |
0.005% full scale/volt |
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CE certification |
89/336/EEC, electromagnetic compatibility (EMC) standard |
Operating environment
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Parameters |
Rated environment |
Operation Limits |
Transportation and Storage |
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Ambient Temperature (℃) |
-40~85
|
-40~91
|
-55~125 |
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Body Temperature (℃) |
-40~110
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-40~125
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-55~125 |
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Humidity (%RH) |
10~85 |
0~100 |
0~100 |
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Overpressure capability |
14MPa, special up to 21MPa |
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Vacuum degree (KPa) |
0 |
3.5 |
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