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IFM LR8320
LR8320
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Description
For the reliable level control in tanks and containers
Suitable for water and water-based media
Modular system consisting of evaluation unit and probe
Adaptation to different container heights through shortening of the probe
User-friendly communication and parameterisation via IO-Link
Specification
Product characteristics
| Number of inputs and outputs | Number of digital outputs: 4 |
|---|---|
| Probe length L[mm] [mm] | 100...2000 |
| Process connection | threaded connection 3/4" NPT external thread |
Application
| Special feature | Gold-plated contacts |
|---|---|
| Application | for industrial applications |
| Media | Liquids |
| Dielectric constant of the medium | > 5 |
| Recommended media | water; hydrous media |
| Process temperature[°C] [°C] | -25...80; (90 < 1 h ; see note under remarks) |
| Pressure rating | 16 bar 1.6 MPa |
| 16 bar | 1.6 MPa |
| Vacuum resistance | -1000 mbar -0.1 MPa |
| -1000 mbar | -0.1 MPa |
Electrical data
| Operating voltage[V] [V] | 18...30 DC |
|---|---|
| Current consumption[mA] [mA] | < 25 |
| Protection class | III |
| Reverse polarity protection | yes |
| Power-on delay time[s] [s] | < 3 |
| Measuring principle | guided wave radar |
Inputs / outputs
| Number of inputs and outputs | Number of digital outputs: 4 |
|---|
Outputs
| Total number of outputs | 4 |
|---|---|
| Output signal | switching signal; IO-Link |
| Electrical design | PNP/NPN |
| Number of digital outputs | 4 |
| Output function | normally open / normally closed; (parameterisable) |
| Max. voltage drop switching output DC[V] [V] | 2.5 |
| Permanent current rating of switching output DC[mA] [mA] | 200 |
| Short-circuit protection | yes |
| Type of short-circuit protection | pulsed |
| Overload protection | yes |
Measuring/setting range
| Probe length L[mm] [mm] | 100...2000 |
|---|---|
| Active range A[mm] [mm] | L-40 |
| Inactive range I1 / I2[mm] [mm] | 30 / 10 |
| Sampling rate[Hz] [Hz] | 4 |
| Set point SP[mm] [mm] | 15...L-30 |
| Reset point rP[mm] [mm] | 10... L-35 |
| In steps of[mm] [mm] | 5 |
| Hysteresis[mm] [mm] | > 5 |
Accuracy / deviations
| Repeatability[mm] [mm] | 5 |
|---|---|
| Measuring error[mm] [mm] | ± 7 |
| Offset error[mm] [mm] | 5 |
| Resolution[mm] [mm] | 1 |
| Temperature drift per 10 K | ± 0.2 % |
Interfaces
| Communication interface | IO-Link |
|---|---|
| Transmission type | COM2 (38,4 kBaud) |
| IO-Link revision | 1.1 |
| SDCI standard | IEC 61131-9 |
| Profiles | Smart Sensor - SSP 3.1 Measuring Sensor Common - I&D Identification and Diagnosis |
| Smart Sensor - SSP 3.1 | Measuring Sensor |
| Common - I&D | Identification and Diagnosis |
| SIO mode | yes |
| Required master port type | A |
| Process data analogue | 3 |
| Process data binary | 4 |
| Min. process cycle time[ms] [ms] | 3.2 |
| Supported DeviceIDs | default 980 |
| default | 980 |
Operating conditions
| Ambient temperature[°C] [°C] | -25...60 |
|---|---|
| Storage temperature[°C] [°C] | -40...85 |
| Protection | IP 68; IP 69K; (7 days / 1 m water depth / 0.1 bar: IP 68) |
Tests / approvals
| EMC | DIN EN 61000-6-2 DIN EN 61000-6-3 : in a closed metal tank DIN EN 61000-6-4 : in plastic or open metal tanks |
|---|---|
| DIN EN 61000-6-3 | : in a closed metal tank |
| DIN EN 61000-6-4 | : in plastic or open metal tanks |
| Shock resistance | DIN EN 60068-2-27 50 g (11 ms) / 25 g (6 ms) with reference rod 0.5 m |
| DIN EN 60068-2-27 | 50 g (11 ms) / 25 g (6 ms) with reference rod 0.5 m |
| Vibration resistance | DIN EN 60068-2-6 5 g (10...2000 Hz) / 1 g (5...200 Hz) with reference rod 0.5 m |
| DIN EN 60068-2-6 | 5 g (10...2000 Hz) / 1 g (5...200 Hz) with reference rod 0.5 m |
| MTTF[years] [years] | 242 |
| UL approval | UL approval no. H011 File number UL E174191 |
| UL approval no. | H011 |
| File number UL | E174191 |
Mechanical data
| Weight[g] [g] | 444.8 |
|---|---|
| Materials | stainless steel (304/1.4301); stainless steel (316L/1.4404); FKM; PEI |
| Materials (wetted parts) | stainless steel (303/1.4305); probe connection: stainless steel (316L/1.4435); PTFE; FKM |
| Process connection | threaded connection 3/4" NPT external thread |
Remarks
| Notes | For high process temperatures: The temperature at the process connection is decisive. The actual medium temperature may be higher. |
|---|---|
| Pack quantity | 1 pcs. |
Electrical connection - plug
| Connector | 1 x M12; coding: A; Contacts: gold-plated |
|---|
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