Flow Sensor Ifm SN0151
IFM CATEGORIES
Flow Sensor SN0151
Brand: Ifm
Product Code: VS3000/85...265VAC
- For connecting flow sensors
- Combined monitoring of flow, temperature value, and wiring
- Configurable switching outputs for flow and temperature value monitoring
- Easily noticeable multi-color LED bar graph display
- Signal output through isolated relay contacts
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Application
| Application | Flow supervision; Temperature tracking; Wire failure detection |
| AC frequency[Hz] | 47...63 |
| Voltage tolerance for operation[%] | -5...10 |
| Voltage for operation[V] | 90...240 AC |
| Max. power usage[VA] | 4 |
| Safety feature rating | II |
| Reverse polarity safeguard | no |
| Activation delay time[s] | 10...80; (adjustable (fixed-value resistors terminals 22-23)) |
| Count of channels | 1 |
| Weight[g] | 249 |
| Housing | enclosure for DIN rail installation |
| measurements[mm] | 100 x 25 x 103.5 |
| Substance | PBT |
| Connection | Combicon terminal connector: |
Displays / operating elements
| Display |
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| Necessary safeguarding | miniature fuse according to IEC60127-2 sheet 1; = 5 A; quick response | ||||||
| Surrounding temperature value[°C] | -20...60 | ||||||
| Comment on operating temperature value range |
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| Safety feature | IP 20 |
Reaction times
| Response duration[s] | < 3 |
| Operation during a fault condition | If undervoltage occurs, all relays are de-energized, and the LED "LOW VOLTAGE/WIRE BREAK-RELAY" illuminates |
| Electrical engineering design | Relay |
| Contact specifications | 4 A (250 V AC / 30 V DC) |
| Flow supervision switching function | relay activated when flow is detected and throughout the power-on delay period |
| Temperature surveillance switching function | relay deactivated when temperature value limit is surpassed |
| Wire break detection switching function | relay deactivated in the event of a wire break or overcurrent path |
| Short-circuit resistant | no |
| Overcurrent protection | no |
| Modification of the switching threshold | variable resistor |
| Choice of liquids / gases | wire bridge; upon delivery: liquid monitoring.; for gas monitoring: connect terminals 23 / 24. |
| Configuration of switch points | variable resistor |
| Operating temperature value range[°C] | 0...80 |
| Reproducibility trigger level / assessed value[K] | 4 |
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