Ralston LC20 Digital Sanitary Pressure Gauge
Ralston LC20 sanitary field gauge: 1.5 in Tri-Clamp diaphragm seal (3-A certified), 316L SS electropolished, ±0.1% FS accuracy, 15 engineering units, IP67, ISO 17025 accredited calibration certificate.
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Same-day response on quotes. ISO/IEC 17025 accredited calibration available.
Overview
The Ralston LC20 sanitary field gauge pairs the LC20 digital pressure gauge with a 1.5 inch Tri-Clamp sanitary diaphragm seal on the bottom connection. Per Ralston, the diaphragm seal is 3-A certified and made from electropolished 316L stainless steel. Like other LC20 gauges it shows high and low values on-screen, switches between 15 engineering units or custom units, and includes FieldLab Desktop PC software. Pressure ranges vary by model; LC20-GBTC15-00-00 is 5 psi / 35 kPa.
Related
Standard NPT version: Ralston LC20 field gauge. Browse digital pressure gauges.
Specifications
| Key specifications (Ralston datasheet) | |
| Process connection | 1.5 in male sanitary Tri-Clamp diaphragm seal (bottom) |
| Diaphragm seal | 3-A certified; 316L stainless steel, electropolished; wetted surface 18–24 Ra |
| Accuracy | ±0.1% of full scale (ASME B40.100 Grade 4A / ISO class 0.1) |
| Example model | LC20-GBTC15-00-00: 5 psi / 34 mbar (burst 20 psi) |
| Engineering units | 15, plus custom units |
| Display | 2.4 in (61 mm) backlit segmented LCD |
| Power | 2 × AA alkaline, about 1,000 hours |
| Data logging | PC based via USB (Micro B) |
| Ingress protection | IP67 (1 m submersion for 30 minutes) |
| Operating temperature | −4 to 120 °F (−20 to 50 °C) |
| Calibration certificate | ISO 17025:2017 accredited |
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Ordering information
16 ordering models available.
| Model | Description | List Price | |
|---|---|---|---|
| LC20-GBTC15-00-00 | LC20 pressure gauge, 5 psi / 35 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GBTC15-00-B1 | LC20 pressure gauge, 5 psi / 35 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,223.46 | |
| LC20-GDTC15-00-00 | LC20 pressure gauge, 15 psi / 100 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GDTC15-00-B1 | LC20 pressure gauge, 15 psi / 100 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,148.27 | |
| LC20-GFTC15-00-00 | LC20 pressure gauge, 30 psi / 200 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GFTC15-00-B1 | LC20 pressure gauge, 30 psi / 200 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,148.27 | |
| LC20-GHTC15-00-00 | LC20 pressure gauge, 50 psi / 350 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GHTC15-00-B1 | LC20 pressure gauge, 50 psi / 350 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,148.27 | |
| LC20-GJTC15-00-00 | LC20 pressure gauge, 100 psi / 700 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GJTC15-00-B1 | LC20 pressure gauge, 100 psi / 700 kPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,148.27 | |
| LC20-GLTC15-00-00 | LC20 pressure gauge, 300 psi / 2 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GLTC15-00-B1 | LC20 pressure gauge, 300 psi / 2 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,148.27 | |
| LC20-GNTC15-00-00 | LC20 pressure gauge, 500 psi / 3.5 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,025.46 | |
| LC20-GNTC15-00-B1 | LC20 pressure gauge, 500 psi / 3.5 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,188.89 | |
| LC20-GPTC15-00-00 | LC20 pressure gauge, 1000 psi / 7 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection | $1,303.21 | |
| LC20-GPTC15-00-B1 | LC20 pressure gauge, 1000 psi / 7 MPa, 1.5 inch Triclamp Sanitary Diaphragm seal bottom connection, Bluetooth radio | $1,501.21 |
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