Description of Signet 515 Rotor-X Paddlewheel Flow Sensor
Signet 515 Rotor-X Paddlewheel Flow Sensor are highly repeatable, rugged sensors that offer exceptional value with little or no maintenance. The wide dynamic flow range of 0.3 to 6 m/s (1 to 20 ft/s) allows the sensor to measure liquid flow rates in full pipes and can be used in low-pressure systems.
Signet 515 Rotor-X Paddlewheel Flow Sensor Fields of Application:
- Pure Water Production
- Filtration Systems
- Chemical Production
- Liquid Delivery Systems
- Pump Protection
- Scrubber Systems
- Water Monitoring
- Not suitable for gases
Advantages:
- Wide turndown ratio of 20:1
- Highly repeatable output
- Simple, economical design
- Installs into pipe sizes DN15 to DN900
- Self-powered/no external power required
- Test certificate included for -X0, -X1
- Chemically-resistant materials
Signet 515 Rotor-X Specification
| General | ||
| Operating Range | 0.3 to 6 m/s | 1 to 20 ft/s |
| Pipe Size Range | DN15 to DN900 | ½ to 36 in. |
| Linearity | ±1% of max. range @ 25 °C (77 °F) | |
| Repeatability | ±0.5% of max. range @ 25 °C (77 °F) | |
| Min. Reynolds Number Required | 4500 | |
| Wetted Materials | ||
| Sensor Body | Glass-? lled PP (black) or PVDF (natural) | |
| O-rings | FKM (std), optional EPR (EPDM) or FFKM | |
| Rotor Pin | Titanium, Hastelloy-C or PVDF; optional Ceramic, Tantalum, or Stainless Steel | |
| Rotor | Black PVDF or Natural PVDF; optional ETFE, with or without carbon ? ber reinforced PTFE sleeve | |
| Electrical | ||
| Frequency | 19.7 Hz per m/s nominal | 6 Hz per ft/s sinusoidal |
| Amplitude | 3.3 V p/p per m/s nominal | 1 V p/p per ft/s |
| Source Impedance | 8 K? | |
| Cable Type | 2-conductor twisted pair with shield, 22 AWG | |
| Cable Length | 7.6 m (25 ft) can be extended up to 60 m (200 ft) maximum | |
| Max. Temperature/Pressure Rating – Standard and Integral Sensor | ||
| PP | 12.5 bar @ 20 °C | 181 psi @ 68 °F |
| 1.7 bar @ 90 °C | 25 psi @ 194 °F | |
| PVDF | 14 bar @ 20 °C | 203 psi @ 68 °F |
| 1.4 bar @ 100 °C | 20 psi @ 212 °F | |
| Operating Temperature | ||
| PP | -18 °C to 90 °C | 0°F to 194 °F |
| PVDF | -18 °C to 100 °C | 0 °F to 212 °F |
| Max. Temperature/Pressure Rating – Wet-Tap Sensor | ||
| PP | 7 bar @ 20 °C | 102 psi @ 68 °F |
| 1.4 bar @ 66 °C | 20 psi @ 150 °F | |
| Operating Temperature | -18 °C to 66 °C | 0 °F to 150 °F |
| Max. Wet-Tap Sensor Removal Rating | M 1.7 bar @ 22 °C | 25 psi @ 72 °F |
| Standards and Approvals | RoHS compliant, China RoHS | |
| Lloyd’s Register Type Approval, NSF (P51530-PX version only) | ||
| Manufactured under ISO 9001 for Quality and ISO 14001 for Environmental Management and OHSAS 18001 for Occupational Health and Safety | ||
Source : www.gfps.com
