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| Specification | |
|---|---|
| What it measures | Liquid flow |
| Typical use | CDU cooling |
| Data connection | RS485 / 4–20 mA |
| Installation type | Clamp-on |
| Pipe sizes | DN20–DN80 |
| Reviewed specifications | |
| Flow velocity | 0.3–5.0 m/s (1.0–16 ft/s) |
| Accuracy | ±2% of reading (0.3–5 m/s) |
| Repeatability | 0.4% |
| Pipe sizes | DN20, DN25, DN32, DN40, DN50, DN65, DN80 |
| Medium | Water, deionized water, ethylene glycol–water mixture, propylene glycol–water mixture, oil-based coolant, fluorocarbon fluid |
| Coolant concentration | Confirmed with the customer for each project |
| Application | Data-centre liquid cooling |
| Pipe material | Stainless steel |
| Communication | RS485 with Modbus protocol |
| Output | 4–20 mA, max. load 500 Ω, isolated |
| Power supply | 10–36 VDC, 500 mA max. |
| Keypad | 3 touch keys |
| Display | 1.54-inch colour LCD, 240 × 240 |
| Transmitter temperature | −10 °C to 50 °C |
| Transducer temperature | 0 °C to 60 °C |
| Humidity | 20–90% RH, non-condensing |
| Ingress protection | IP65 |
| Housing | PC engineering plastic |
| Pipe clamp | Aluminium alloy |
| Transmitter | Integrated |
| Transducer | Clamp-on |
| Cable | Ø5 six-core cable with M12 A-coded connector, 2 m |
| Brown (+) | Power supply 10–36 VDC |
| Black (−) | Ground |
| Blue (A) | RS485+ |
| White (B) | RS485− |
| Red (I+) | 4–20 mA+ |
| Grey (I−) | 4–20 mA− |
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