Valcom VHS series (Pigtail S type)
- Safe and reliable construction integral with break-proof diaphragm.
- Safe and reliable construction with no sealed liquid.
- Electro-chemically buffed wetted surfaces.
- Abundant analog output available.
[4~20mA(2 wire system/4wire system), 1~5V, 0~5V, 0~10V]
Standard feature
- Damping ●Loop check function ●FIX zero
- Quick zero-adjustment ●Maximum/Minimum display
- Various functions such as output burnout at error.
| Measured medium | Alcohols, milk beverage, seasoning, pure water, chemical or other media. (These vary according to sensor materials) |
|---|---|
| Pressure type | Positive, compound, and negative pressures can be measured. |
| Pressure range | Can be specified within the range of 50 kPa to 3 MPa (Calibration:25kPa~3MPa) of rated capacity. |
| Output type | Specify among 4 to 20 mA (2 wire system/4wire system), 1 to 5 V, 0 to 5 V, 0 to 10V. Specify more than 50% of rated capacity as the calibration range. |
Specification 1 (Sensor assembly)
| Pressure Port Type/Size | ISO Ferrule, VARIVENT®, ISO Cap nut, Screw mount, Other special orders |
|---|---|
| Rated Capacity(R.C.) | 50, 100, 200, 300, 500, 1000kPa, 3MPa |
| Material | Sensor: SUS316L / Hastelloy C276 / SUS329J4L |
| Finish(Sensor Part) | Electro-Chemical Buffing |
| Safe Overload Rating | 400%R.C. (Rated capacity 3MPa: 150%R.C.) |
| Destruction Point | 1000%R.C. (Rated capacity 3MPa: 300%R.C.) |
Specification 2 (Amplifier + Sensor assembly)
| Output | Current | Current 2wire | 4~20mA(2 wire system) |
|---|---|---|---|
| Safe Load Resistance | DC24V: 500Ω or less, DC12V: 150Ω or less | ||
| Current | Current 4wire | 4~20mA(4 wire system) | |
| Safe Load Resistance | DC24V: 500Ω or less, DC12V: 250Ω or less | ||
| Consumption current | Approx. 35mA | ||
| Voltage | Voltage | 1~5V, 0~5V, 0~10V supported | |
| Safe Load Resistance | 5kΩ or more | ||
| Consumption current | Approx. 23mA | ||
| Normal temperature accuracy (*1) | ±0.3%R.C. (Rating: 300, 500, 1000kPa, 3MPa) ±0.35%R.C. (Rating: 50, 100, 200kPa) |
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| Compensated Temperature Range (Wetted part) | High temperature: -5~150°C | ||
| Safe Temperature Range (Wetted part) | High temperature: -5~150°C | ||
| Temperature Effect on Zero Balance | ±0.35%R.C./10°C (Rating: 300, 500, 1000kPa, 3MPa) ±0.5%R.C./10°C (Rating: 50, 100, 200kPa) |
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| Temperature Effect on Load | ±0.35%R.C./10°C (Rating: 300, 500, 1000kPa, 3MPa) ±0.5%R.C./10°C (Rating: 50, 100, 200kPa) |
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| Ambient Temperature and Humidity | Temperature:0~70°C(No freezing), Humidity:0~90%RH(No condensation) | ||
| Material | SUS303(Case material), SUS304(Radiating fin) | ||
| IP Rating | Equivalent to IP66 | ||
| Weight | High temperature: Approx. 600g | ||
| Accessories | Operation manual (1 copy), Test report (1 copy) | ||
(*1) Non Linearity, hysteresis and repeatability included.
For the ferrule type, however, zero adjustment is to be made after the clamp is tightened.
