| Description | With intergrated purge air unit |
| Measured values | Scattered light intensity, dust concentration (after gravimetric comparison measurement) |
| Measurement principles | Scattered light forward |
| Spectral range | | | 640 nm ... 660 nm
Laser, protection class 2, power < 1 mW |
|
| Measuring ranges | | | Scattered light intensity | 0 ... 7.5 SI / 0 ... 3,000 SI | | Measuring ranges freely selectable; nine measuring ranges pre-configured (0 ... 7.5/15/45/75/150/225/375/1,000/3,000 SI) |
|
| Response time (t90) | 0.1 s ... 600 s
Freely adjustable via SOPAS ET software |
| Accuracy | | | ± 2 %
Of measuring range full scale |
|
| Process temperature | | | –40 °C ... +220 °C |
|
| Process pressure | | | –50 hPa ... 10 hPa |
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| Process gas humidity | | | Non-condensing |
|
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| Ambient temperature | | | –40 °C ... +60 °C |
|
| Conformities | TUEV type-examination |
| Electrical safety | CE |
|
| Analog outputs | 1 output:
0/4 ... 20 mA, 750 Ω
Electrically isolated |
| Digital outputs | 3 relay contacts:
48 V, 1 A
For status signals |
| Digital inputs | 4 inputs:
For external maintenance switch, automated operational check, linearity measurement, calibration curve switching, or filter monitoring |
| Serial | ✔ | | Type of fieldbus integration | RTU RS-485 | | Function | For connection of a MCU control unit or as service interface |
|
| Modbus | ✔ | | Type of fieldbus integration | RTU RS-485 |
|
| Model | With intergrated purge air unit |
| Dimensions (W x H x D) | | | 173 mm x 268 mm x 517 mm (for details see dimensional drawings) |
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| Nominal length | 280 mm |
|
| Mounting | 1″-thread |
| Energy supply | | | Voltage | 24 V DC | | Power consumption | ≤ 30 W |
|
| Test functions | Automatic self-test (linearity, drift, aging) Manual linearity test with reference filter |
| Options | MCU control unit |
