The Rotork Soldo SF / SS limit switch box is a multi-purpose unit for safe area or intrinsically safe applications. The SF has an aluminium housing and the SS a 316 stainless steel housing. It has a twin shaft design and is suitable for arctic environments.
| Models | SF: copper free aluminium housing / SS: 316 stainless steel housing (electro polished finishing available on SS) |
| Cable Entries | 2 entries: 1/2" NPT or M20 x 1.5 |
| Switch Options (Order Code) | 01: electromechanical SPDT, silver contacts / 03: electromechanical SPDT, gold contacts / 1F: electromechanical DPDT, silver contacts / 06: electromechanical SPDT, gold contacts / C4: magnetic reed SPDT, hermetically sealed / C8: magnetic reed DPDT, hermetically sealed / N1: magnetic proximity SPDT, silver contacts, hermetically sealed / N3: magnetic proximity SPDT, gold contacts, hermetically sealed / N4: magnetic proximity DPDT, silver contacts, hermetically sealed / 32: inductive proximity NBN4-12GM40-Z0, 2-wire / 73: inductive proximity NBB2-V3-E2, PNP NO / 75: inductive proximity IS5026, 2-wire, NO/NC / 70: inductive NAMUR proximity NJ2-V3-N, 2-wire / 62: inductive NAMUR proximity SJ 3,5 SN, 2-wire, 8 V DC / T0: 4-20 mA analog position transmitter / T1: 4-20 mA analog position transmitter + electromechanical SPDT switch, silver contacts / H0: 4-20 mA HART position transmitter |
| Position Indicator | 3D plastic visual position indicator (red and green) / no visual position indicator / 3D stainless steel position indicator |
| Protection Rating | IP66 / IP67 / NEMA 4 and 4X on request |
| Operating Temperature | Standard -40 to +80 °C (-40 to +176 °F) (the range differs for the inductive switches 32, 70, 73 and 75) / -60 to +105 °C (-76 to +221 °F) available on request |
| Hazardous Area Approvals | ATEX, IECEx, EAC, CCOE, INMETRO: NAMUR sensors type: II 1GD Ex ia IIC T4/T5/T6 Ga Ex ia IIIC T120°/T100°/T85° and II 2GD Ex ib IIC T4/T5/T6 Gb Ex ib T120°/T100°/T85°C Db / SPDT, DPDT switches type: II 1GD Ex ia IIC T4 Ga Ex ia IIIC T95°C/120°C Da |
| UL Approval | Class I Division 2 Groups A, B, C, D / Class II Division 2 Groups F, G |
| SIL Certificate | Up to SIL 3 certified by TÜV |
| Approval Options (Order Code) | W: weather proof / X: ATEX and IECEx certified box / G: EAC certification for Russian market / J: CCOE certification for Indian market / N: NEPSI certification for Chinese market / U: UL certified box (not available for switches 32, 75, 62, H0) |
| Features | Twin shaft design / self lubricating bushings / multiple indicator options / easy wiring through the terminal PCB board / position transmitter board optional / suitable for arctic environments |