3.6V battery turbine natural gas flow meter
| Nominal Diameter | DN50-DN400 |
| Nominal Pressure | 1.6Mpa/2.5Mpa/4.0Mpa |
| Range Ratio | Max 40:1 (under P=101.325Kpa,T=293.15K) |
| Accuracy | 1.5% (Standard), 1.0 (Optional) |
| Repeatability | Better than 0.2% |
| Ex proof | ExiallCT6Ga |
| Protection | IP65 |
| Shell Material | Aluminum Alloy/Carbon Steel |
| Power Supply | 3.6V Lithum Battery Powered External power DC18-30V |
| output Signal | 4-20mA,Pulse,Alarm |
| Communication | RS485 Modbus RTU |
| Model | QTWG | |
| DN | XX | XX–Nomianal dia. Such as 100standard DN100 |
| Structure | M | Compact type |
| Output | I0 | I0–Two wire current output |
| IC | IC–IC card quantitative output | |
| QA | QA–Flow alarm | |
| R4 | R4–RS485 | |
| R2 | R2–RS232 | |
| RM | RM–Standard MODBUS communication protocol | |
| RH | RH–Standard HART communication protocol | |
| Converter | 1 | 1–Without temperature and pressure compensation |
| 2 | 2–With temperature and pressure compensation | |
| Power supply | 0 | 0–External power 24-30VDC (two wire) |
| 1 | 1–External power 24-30VDC (two wire) | |
| 2 | 2–Lithium battery (3.6V) | |
| Working pressure | P1 | 0.5MPa |
| P2 | 1.0MPa | |
| P3 | 1.6MPa | |
| P4 | 2.5MPa | |
| P5 | 4.0MPa | |
| Ex-proof | NE | Without Ex-proof |
| EX | With Ex-proof |
| DN | L | D | D1 | n-d | C | H | B |
| 50(2″) | 150 | 165 | 125 | 4-φ18 | 20 | 340 | 275 |
| 80(3″) | 240 | 200 | 160 | 8-φ18 | 20 | 362 | 280 |
| 100(4″) | 300 | 220 | 180 | 8-φ18 | 22 | 382 | 285 |
| 150(6″) | 450 | 285 | 240 | 8-φ22 | 24 | 347 | 370 |
| 200(8″) | 600 | 340 | 295 | 12-φ22 | 24 | 493 | 390 |
| 250(10″) | 750 | 405 | 355 | 12-φ26 | 26 | 580 | 480 |
| 300(12″) | 900 | 460 | 410 | 12-φ26 | 28 | 618 | 535 |
| 400(16″) | 1200 | 580 | 525 | 16-φ30 | 32 | 743 | 665 |
| Note | 1.Flange:DIN PN16 2.The data is under 1.6Mpa 3.Unit:mm | ||||||
- Advanced DN15~300mm sonic nozzle gas flow calibration system
- Each flow meter is calibrated and attached with calibration certificate
