Pressure transmitters for food, pharmaceuticals and biotechnology |
Mode of operation | |
Measuring principle | piezo-resistive |
Input | |
Measured variable | Gage or absolute pressure |
Measuring range | 0 ... 160 mbar (0 ... 2.32 psi)
...
0 ... 40 bar (0 ... 580 psi) |
Output | |
Output signal | |
| 4 ... 20 mA |
| 0 ... 20 mA |
Measuring accuracy | According to IEC 60770-1 |
Error in measurement at limit setting including hysteresis and reproducibility | ≤ 0.2 % of full-scale value |
Adjustment accuracy | ≤ ±0.2 % of full-scale value |
Step response time | < 20 ms |
Effect of ambient temperature | |
On the enclosure | |
| < 0.2 %/10 K of full-scale value |
| < 0.2 %/10 K of full-scale value |
On the process connection (remote seals) | Zero error (depends on design) |
| |
| 4.8 mbar/10 K (0.069 psi/10 K) |
| 2.3 mbar/10 K (0.033 psi/10 K) |
| 1.6 mbar/10 K (0.023 psi/10 K) |
| 0.6 mbar/10 K (0.009 psi/10 K) |
| |
| 9.5 mbar/10 K (0.138 psi/10 K) |
| 4.1 mbar/10 K (0.060 psi/10 K) |
| 3.9 mbar/10 K (0.057 psi/10 K) |
| 3.9 mbar/10 K (0.057 psi/10 K) |
The zero error specified for the process connection should be considered as a guideline for a standard design. We will produce a detailed system calculation on request. Systems with reduced remote seal errors are available on request. |
Rated conditions | |
Installation conditions | |
| Any, vertical as standard |
Ambient conditions | |
| -10 ... +70 °C (14 ... 158 °F) |
| -10 ... +90 °C (14 ... 194 °F) |
| Max. 200 °C (392 °F), depending on design |
| 0 mbar (0 psi) absolute at max. 50 °C. Higher process temperatures on request. |
- Degree of protection according to IEC 60529
| IP65, optional IP67 |
- Electromagnetic Compatibility
| |
| To EN 50081 Part 1, issue 1993 (residential and industrial areas). The unit has no own emissions. |
| EN 50082 Part 2, issue March 1995 (industrial areas) |
Design | |
Weight (without remote seal) | |
| ≈ 460 G (≈ 1.01 lb) |
| ≈ 200 g (≈ 0.44 lb) |
Enclosure | |
| - Field housing IP65 or IP67, with screwed gland
- Angled plug DIN 43650, IP65
- Cable connection, IP67
- Round plug connector M12, IP65
|
| Stainless steel, mat. no. 1.4404/316L/1.4305 |
Material of union nut | Polyamide (with electrical connection using plug or cable) Electronics unit potted with silicone Internal ventilation for measuring ranges < 16 bar (< 232 psi), through housing thread or connection cable depending on design |
Process connection | |
| See ordering data |
| Stainless steel, mat. no. 1.4404/316L |
Auxiliary power | |
Terminal voltage on transmitter | 10 ... 30 V DC |
Rated voltage | 24 V DC |
Certificates and approvals | |
Classification according to pressure equipment directive (PED 2014/68/EU) | |
- For 7MF8010-1... (with diaphragm seal)
| For gases of fluid group 1 and liquids of fluid group 1; complies with requirements of article 4, paragraph 3 (sound engineering practice) |
- For 7MF8010-2... (with clamp-on seal)
| For gases of fluid group 1 and liquids of fluid group 1; complies with the requirements of article 4, paragraph 1 (annex 1); assigned to category III, conformity evaluation module H by the TГњV Nord |
Explosion protection | |
| TГњV 03 ATEX 2099 X |
| Ex II 2G EEx ib IIC T6 |
