Danfoss RT260AE ATEX-rated mechanical differential pressure switch (Cat. 2, Zone 1) with bellows sensing element, SPDT gold contact and auto reset. Differential setting range 0.5 to 4 bar; G 3/8 male pressure connection (ISO 228-1); enclosure IP66. Danfoss code number 017D003666.
| Brand | Danfoss |
| Model | RT260AE differential pressure switch |
| Code number | 017D003666 |
| Differential pressure range | 0.5 to 4 bar (0.05 to 0.4 MPa; 7 to 58 psi) |
| Contact function | SPDT, gold contacts |
| Reset | Auto |
| Contact differential | 0.3 bar |
| Pressure sensing element | bellows |
| Pressure connection | G 3/8 male (ISO 228-1) |
| Enclosure | IP66 |
| Ambient temperature range | -40 to +70 degC |
| Hazardous area | ATEX Cat. 2, Zone 1 |
| Standards | EN 60947-4, EN 60947-5 |
| Approvals | ATEX Cat.2 Zone 1, CE, EAC, CCC, RMRS |
| EAN | 5702428131483 |
| Net weight | 1.13 Kilogram |
| Type | RT260AE |
| Product group | Switches and thermostats |
| Ambient temperature range [°C] [max] | 70 °C |
| Ambient temperature range [°C] [min] | -50 °C |
| Ambient temperature range [°F] [max] | 158 °F |
| Ambient temperature range [°F] [min] | -58 °F |
| Approval | ATEX - Cat. 2 - Zone 1 |
| CE mark | Yes |
| China RoHS compliance | Yes |
| Contact differential [bar] | 0.3 bar |
| Contact rating | Ci=0.5 nF |
| Diff.press.setting range [bar] [max] | 4 bar |
| Diff.press.setting range [bar] [min] | 0.5 bar |
| Diff.press.setting range [MPa] [max] | 0.4 MPa |
| Diff.press.setting range [MPa] [min] | 0.05 MPa |
| Diff.press.setting range [psi] [max] | 58 psi |
| Diff.press.setting range [psi] [min] | 7 psi |
| EEE category | 5 small equipment (any external dimension < 50 cm) |
| Electrical conn | |
| Male/Female | Female |
| Electrical connection | Screwed cable entry |
| Electrical connection size | 2xPg 13.5 |
| Electrical connection standard | DIN 40430 |
| Electrical spec. standard | EN 60947-4/-5 |
| EN 60947 electrical properties | Insulation: 400V |
| EN 60947 wiring properties | Flex, ferrules: 0.2-1.5 mm2 |
| Enclosure rating IP | IP66 |
| EU RoHS compliance | Out of scope |
| EX Sales text | -20C<ta<+65C |
| In scope of WEEE | Yes |
| Max. test pressure [bar] Pe | 25 bar |
| Max. test pressure [psig] | 362 psig |
| Max. Working Pressure [bar] | 22 bar |
| Max. Working Pressure [psig] | 319 psig |
| Operat. range LP side [bar] Pe [max] | 18 bar |
| Operat. range LP side [bar] Pe [min] | -1 bar |
| Operat. range LP side [psig]Pe [max] | 261 psig |
| Operat. range LP side [psig]Pe [min] | -15 psig |
| Pressure connection size | 3/8 |
| Pressure connection standard | ISO 228-1 |
| Pressure connection type | G |
| Pressure Male/Female | Male |
| Pressure range [bar] Pe [max] | 18 bar |
| Pressure range [bar] Pe [min] | -1 bar |
| REACH Candidate List substances | Lead (CAS no. 7439-92-1) |
| Relay release time [s] | 0 s |
| Reset function | Auto |
| Material | Bellows sensing element |
| Temperature range | -40 to +70 degC |
| IP rating | IP66 |
| Primary standard | EN 60947-5 |
| Thread standard | ISO 8434-1 |
| MOQ | 1 |
ATEX Cat. 2 Zone 1 hazardous-area rated, gold contacts. G 3/8 male (ISO 228-1). Confirm zone classification against application.