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IFM SR307A
SR307A
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Warranty 1 year
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Description
For applications in hazardous areas
Integrated flow, temperature and wire monitoring
Intuitive setting of switch point and medium
For the connection of intrinsically safe flow sensors
Clearly visible multi-colour LED bargraph display
Specification
Application
| Design | housing for DIN rail mounting |
|---|---|
| Application | Flow monitoring; Temperature monitoring; Wire monitoring |
Electrical data
| Operating voltage tolerance[%] [%] | -15...15 |
|---|---|
| Operating voltage[V] [V] | 24 DC |
| Current consumption[mA] [mA] | 100 |
| Reverse polarity protection | no |
| Power-on delay time[s] [s] | 10 |
| Number of channels | 1 |
Outputs
| Performance in case of a fault | Relay de-energised in case of the following faults: wire break, reverse polarity or short circuit of the sensor cable, undervoltage, internal fault |
|---|---|
| Electrical design | relay |
| Contact rating | 4 A (250 V AC cos phi > 0,7) ; 0,2 A (250 V DC); 4 A (24 V DC) |
| Switching function flow monitoring | relay energised when flow is present |
| Switching function temperature monitoring | relay de-energised when temperature is exceeded |
| Short-circuit proof | no |
| Overload protection | no |
Software / programming
| Adjustment of the switch point | programming buttons |
|---|
Operating conditions
| Ambient temperature[°C] [°C] | -20...60 |
|---|---|
| Storage temperature[°C] [°C] | -25...80 |
| Protection | IP 20 |
| Protection rating terminals | IP 20 |
Tests / approvals
| Approval | CSANe 21ATEX2238; IECEx CSA 21.0044 |
|---|---|
| ATEX marking | II (1) G [Ex ia Ga] IIC |
| MTTF[years] [years] | 124 |
Mechanical data
| Weight[g] [g] | 368 |
|---|---|
| Housing | rectangular |
| Type of mounting | mounting on DIN rail; (TH35 (EN 60715)) |
| Dimensions[mm] [mm] | 104.5 x 32.5 x 113.6 |
| Materials | PA |
Displays / operating elements
| Display | fault LED, red function LED, bar graph switching status LED, yellow |
|---|---|
| fault | LED, red |
| function | LED, bar graph |
| switching status | LED, yellow |
Electrical connection
| Required protection | miniature fuse to IEC60127-2 sheet 1; ≤ 5 A; fast acting; Place the fuse outside the hazardous area. |
|---|
Remarks
| Remarks | Caution The control monitor must be mounted outside the hazardous area. Recommendation Check the safe functioning of the unit after a short circuit. |
|---|---|
| Pack quantity | 1 pcs. |
Electrical connection
| terminals | 15 x ...2.5 mm² |
|---|
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