Analytical performance | |
Measuring range | Internally adjustable |
Detection limit at standardized conditions: 25 °C gas temperature, 1 000 hPa, 1 m effective optical path length, 3 s integration time and constant ambient conditions. | O2: 200 ppmv |
Linearity (under standard conditions) | Better than 1% |
Repeatability (under standard conditions) | O2: 1% of the measuring range |
General information | |
Design | Transmitter and detector units, connected by a sensor cable |
Materials | - Sensor enclosure: Treated aluminum/stainless steel (1.4305/303)
- Process interface: Acid-resistant stainless steel (1.4404/316L)
- Window: hardened borosilicate glass
- Compressible gaskets: FKM, FF, EPDM (holder for reference cell)
- Flat gaskets: Graphite
|
Parts wetted by the process gases | - Purging tubes, flanges, window ring, process purging: acid-resistant stainless steel
- Window: Borosilicate
- Gasket in window: FFKM
- Flat gasket between customer flange and process flange: Graphite
|
Installation | In-situ or bypass |
Concentration units | ppm, vol.%, mg/Nm3 |
Display | Digital concentration display (4 digits with floating decimal point) |
Laser protection class | Class 1, safe to the eye |
Explosion protection | Optionally, according to - ATEX II 2G Ex de op is IIC T6
ATEX II 2D Ex tD A21 IP65 T85 °C - FM Class I, II, III Div 1 Groups A, B, C, D, E, F, G T6
FM Class I, Zn 1, AEx d IIC T6 FM Class II, Zn 21, AEx td T85 °C - XP Class I, II, III Div 1 Groups C, D T6 Ta = 55 °C;
DIP Class II,III Div 1 Groups E, F, G T6 Ta = 55 °C; Class I, Zn 1, Ex d IIC T6 Ta = 55 °C; Zn 21, Ex tD T85 °C Ta = 55 °C
|
Design, enclosure | |
Degree of protection | IP65 according to EN 60529 |
Dimensions | For each unit (transmitter, detector unit) - Diameter: 165 mm
- Length: 357 mm
|
Purging tube | Length, outer diameter, inner diameter: 340, 48, 44 mm |
Weights | |
| 6.0 kg |
| 5.2 kg |
| |
| 5.3 kg |
| Approx. 12 kg |
Connection dimension customer flange | DN 50/PN 25, DN 50/PN 40 or ANSI 4"/150 lbs |
Electrical characteristics | |
Auxiliary power | 24 V DC nominal (18 ... 30.2 V DC) |
Power consumption, maximum | 10 VA |
EMC | In accordance with EN 61326-1 |
Electrical safety | In accordance with EN 61010-1 |
Fuse specifications | T1.6L250V |
Dynamic performance | |
Warm-up time at 20 °C ambient temperature | Approx. 15 min |
Response time (T90) | Approx. 2 s, depends on application |
Integration time | 0 ... 100 s, selectable |
Influencing variables | |
Variations in ambient temperature | < 0.5%/10 K of the measuring range |
Process gas temperature | With compensation: < 1%/100 K of the measuring range |
Variations in atmospheric pressure | Negligible |
Process gas pressure | O2: With compensation: < 1%/4 000 hPa of the measuring range |
Variations in supply voltage | Negligible |
Electrical inputs and outputs | |
Number of measurement channels | 1 |
Analog outputs | 2 outputs, 4 ... 20 mA, floating, ohmic resistance max. 660 О©. External isolating power supplies may have to be provided by the customer. |
Analog inputs | 2 inputs, designed for 4 ... 20 mA, 120 О© |
Digital outputs | 2 outputs, with switchover contacts, configurable, 24 V/0.5 A, floating, single pole double throw (SPDT) |
Digital input | 1 input, designed for 24 V, floating, configurable |
Service port | Ethernet 10BaseT (RJ45) |
RS 485 PROFIBUS DPV0 version | Two-wire interface, up to 3 Mbps, -7 … 12 V |
RS 485 Modbus version | Two-wire interface, up to 115 200 bit/s, -7 … 12 V |
Connecting cable for customer interface | Not included in standard delivery, permanently installed for ATEX or optional for standard |
Analog connection cable (only supplied cables may be used for ATEX configuration!) | 10 x 2, with shielding in twisted-pair configuration (depending on type and number of I/Os used) |
PROFIBUS DP connection cable (with ATEX configuration: only supplied cables may be used!) | 1 x 2 + 4 (PROFIBUS DP hybrid cable) |
Modbus connection cable (with ATEX configuration: only supplied cables may be used!) | 1 x 2 + 3, with shielding in twisted-pair configuration |
Cable length for ATEX configuration | 3 m |
Conductor cross-section | Min. 0.34 mmІ |
Cable diameter | 8 ... 12 mm or 13 ... 18 mm |
Minimum bending radius ATEX‑PROFIBUS | 110 mm |
Sensor cable | Not included in standard delivery, permanently installed for ATEX or optional for standard |
Sensor cable type configuration | 4 x 2, with shielding, in twisted-pair configuration |
Conductor cross-section | Min. 0.34 mmІ |
Cable sheath | PUR (polyurethane) |
Dimensions | - Diameter: 11 mm
- Length: up to 25 m
|
Minimum bending radius | ATEX: 85 mm |
Climatic conditions | |
Ambient temperature range | Note The display on the receiver side must not be exposed to direct solar radiation. - -20 ... +55 °C during operation (additional solar radiation not permissible!)
- -40 ... +70 °C during transport and storage
|
Temperature range on the sensor side of the process interface (connection plate) | -20 ... +70 °C |
Atmospheric pressure | 800 ... 1100 hPa (for ATEX and FM version) |
Humidity | < 100% rel. humidity |
Measuring conditions | |
Measurement path | 0.3 ... 8 m (other lengths: please contact Siemens) |
Process gas pressure, temperature | - O2: 900 ... 1 100 hPa, 0 … 600 °C
- O2: 700 … 5 000 hPa, 0 … 200 °C
|
Dust load | The influence of a high dust load is complex, and depends on the optical path length and particle size distribution. |
Purging | |
Purging gas | Nitrogen (for O2 applications) |
| O2 application: Purity better than 99.7% in order to achieve full performance. For oxygen measurements, an O2 content < 0.01 vol.% in the purging gas is recommended. |
| < -10 °C, condensation on the optics must be avoided |
Sensor purging | |
- Max. overpressure in the sensor
| 500 hPa |
- Purging gas temperature on sensor side
| 0 ... +55 °C |
| O2 application: When commissioning a sensor enclosure previously filled with air: 3 ... 5 l/min (for at least 15 min), subsequently: at least 0.25 l/min |
Purging on the process side (optional) | |
- Pressure at purging gas inlet
| 2 000 ... 8 000 hPa |
| Dependent on process gas pressure, process gas velocity, dust load, moisture, etc. up to max. 50 l/min |