| | | | | |
| | | HART | | |
| | • Square-root characteristic (flow 25 ... 50%) | | < 0,2 | |
| | -r < 10 | < 0,2% | - | |
| | - 10 < r < 30 | < 0,4% | - | |
| | Long-term drift (temperature change ± 30 °C (± 54 °F)) | < (0.25 ■ r)% every 5 years static pressure max. 70 bar g (1015 psi g) | < (0.25% every 5 years static pressure max. 70 bar g (1015 psi g) | |
| | • 20 mbar (0.29 psi)-measuring cell | < (0.2 ■ r) per year | < 0.2 per year | |
| | Influence of ambient temperature | | | |
| | •at -10 ... +60 °C (14 ... 140 °F) | < (0.08 ■ r + 0.1)% | < 0,3% | |
| | • at -40 ... -10 °C and +60 ... +85 °C (-40 ... +14 °F and 140 ... 185 °F) | < (0.1 ■ r + 0.15)%/10 K (Twice the value with 20-mbar (0.29 psi) measuring cell) | < 0.25%/10 K | |
| | Influence of static pressure | | | |
| | • on the zero point | < (0.15 ■ r)% per 100 bar (1450 psi) | < 0.15% je 100 bar (1450 psi) | |
| | - 20 mbar (0.29 psi)-measuring cell | < (0.15 ■ r)% per 32 bar (464 psi) | < 0.15% je 32 bar (464 psi) | |
| | • on the span | < 0.2% je 100 bar (1450 psi) | - | |
| | - 20 mbar (0.29 psi)-measuring cell | < 0.2% je 32 bar (464 psi) | - | |
| | Measured Value Resolution | - | 3 ■ 10-5 of nominal measuring range | |
| | Rated operating conditions | | | |
| | Degree of protection (to EN 60529) | IP65 | | |
| | Process temperature | | | |
| | • Measuring cell with silicone oil filling | -40 ... +100 °C (-40 ... +212 °F) | | |
| | • Measuring cell with inert filling liquid | -20 ... +100 °C (-4 ... +212 °F) | | |
| | • In conjunction with dust explosion protection | -20 ... +60 °C (-4 ... +140 °F) | | |
| | Ambient conditions | | | |
| | • Ambient temperature | | | |
| | | -30 ... +85 °C (-22 ... +185 °F) | | |
| | • Storage temperature | -50 ... +85 °C (-58 ... +185 °F) | | |
| | • Climatic class | | | |
| | - Condensation | Permissible | | |
| | • Electromagnetic compatibility | | | |
| | - Emitted interference and interference immunity | To EN 61326 and NAMUR NE 21 | | |
| | Design | | | |
| | Weight (without options) | = 4.5 kg (= 9.9 lb) | | |
| | Housing material | Poor in copper die-cast aluminium, GD-AlSi12 or stainless steel precision casting, mat. No. 1.4408 | |
| | Wetted parts materials | | | |
| | | Stainless steel, mat. No. 1.4404/316L or Hastelloy C276, mat. No. 2.4819, Monel, mat. No. 2.4360, tantalum or gold | |
| | Measuring cell filling | Silicone oil or inert filling liquid (max. 160 bar (2320 psi g) with oxygen measurement) | |
| | Process connection | Female thread !4-18 NPT and flange connection with mounting thread M10 to DIN 19213 or 7/16-20 UNF to EN 61518 | |
| | Power supply Uh | | Supplied through bus | |
| | | 10.5 ... 45 V DC 10.5 ... 30 V DC in intrinsically-safe mode | - | |
| | Separate 24 V power supply necessary | - | No | |
| | Bus voltage | | | |
| | • Not Ex | - | 9 ...32 V | |
| | • With intrinsically-safe operation | - | 9 ...24 V | |
| | Current consumption | | | |
| | • Basic current (max.) | - | 12.5 mA | |
| | • Startup current < basic current | - | Yes | |
| | • Max. current in event of fault | - | 15.5 mA | |
| | Fault disconnection electronics (FDE) avail. | - | Yes | |
| | | | | |