Mechanical data
| Ambient temperature | 5…150 °C |
| Conducting liquid with specific electric conductivity, µS/m, at least | 200 |
| Protection class | IP65 |
| Pressure stage | PN25 |
Meter data
| Metrological class | 2 |
| Accuracy: Q1 ≤ Q < Q2 Q2 ≤ Q ≤ Q4 | ± 2 % ± 1 % |
| Type name |
Nominal flow, m³/h [Q3] |
Minimum flow, m³/h [Q1 ] |
Maximum flow, m³/h [Q4 ] |
Length, mm | Version |
| KARAT-551-20 | 5.0 | 0.040 | 10.0 | 160 | flange/sandwich |
| KARAT-551-25 | 9.0 | 0.072 | 18.0 | 160 | flange/sandwich |
| KARAT-551-32 | 15.0 | 0.12 | 30.0 | 170 | flange/sandwich |
| KARAT-551-40 | 22.5 | 0.18 | 45.0 | 205 | flange/sandwich |
| KARAT-551-50 | 37.5 | 0.30 | 75.0 | 210 | flange |
| KARAT-551-65 | 60.0 | 0.48 | 120.0 | 215 | flange |
| KARAT-551-80 | 90.0 | 0.72 | 180.0 | 245 | flange |
| KARAT-551-100 | 150.0 | 1.20 | 300.0 | 260 | flange |
| KARAT-551-150 | 285.0 | 2.28 | 570.0 | 330 | flange |