Proximity Sensors Capacitive Thermoplastic Polyester Housing Type CA, M18, AC Featuring TRIPLESHIELD sensor protection Rated operational voltage: 20-250 VAC Adjustable sensing distance 3-8 mm or 3-12 mm Output: SCR Make or break switching function LED indication High noise immunity Flush and non-flush types Plug and cable versions DC versions in the same housing Product Description Ordering Key CA18CLN12TOM6 Capacitive proximity switc h es ak (NC) switch ing. Grey M18 Capacitive proximity switch with either sensing distance polyester housing with 2 m Housing style 8 mm flush mounted in metal PVC cable or M12 plug. Ideal Housing size or sensing distance 12 mm for use in level and plastic Housing material non-flush mounted. 2-wire AC machin ery applica tions. Housing length output with ma ke (NO) or bre- Detection principle Sensing distance Output type Output configuration Connection type Type Selection Housing Rated Mounting Ordering no. Ordering no. Ordering no. Ordering no. diameter operating SCR/cable SCR/plug SCR/cable SCR/plug 1) dist. (S ) Make Make Break Break n switching switching switching switching M18 8 mm Flush (built-in) CA18CLF08TO CA18CLF08TOM6 CA18CLF08TC CA18CLF08TCM6 M18 12 mm Non-flush CA18CLN12TO CA18CLN12TOM6 CA18CLN12TC CA18CLN12TCM6 1) Object: Grounded steel plate Specifications Rated operating dist. (S ) Indication for output ON LED, yellow n CA18CLF08 3 to 8 mm Environment factory set at 8 mm Degree of protection IP 67 (Nema 1, 3, 4, 6, 13) CA18CLN12 3 to 12 mm Temperature factory set at 12 mm Operating temperature -25 to +80C ( -13 to +176F) Sensitivity Adj. 270 turn pot. meter Storage temperature -40 to +85C (-40 to +185F) Effective operation dist. (S ) 0.9 x S S 1.1 x S r n r n Housing material Usable operation dist. (S ) 0.8 x S S 1.2 x S Body Grey, thermoplastic polyester u r u r Front Grey, polyester Repeat accuracy (R) 5% Cable end Polyester Hysteresis (H) 4 to 20% of sensing distance Nuts Black, reinforced nylon Rated operational volt. (UB) 20 to 250 VAC (ripple incl.) Connection 2 Ripple 10% Cable Grey, 2 m, 2 x 0.5 mm Oil proof PVC Rated operational current (I ) e Plug (M6) M12 x 1, double keyed Continuous 500 mA Cable for plug (M6) CON.6A-series Short-time < 2.5 A (max. 20 ms) Weight Min. load current 10 mA Cable version 110 g Voltage drop (U ) 10 VAC (at loads 20 mA) d Plug version 30 g Protection Transients Approvals UL, CSA Power ON delay 100 ms CE-marking Yes Freq. of operating cycles (f) 10 Hz Specifications are subject to change without notice (17.08.2018) 1 TRIPLESHIELDEC, M18, AC Dimensions Wiring Diagrams 1) BU (2) BU (2) 1) 1 BN (3) BN (3) 2 3 M12 x 1 CA18CLxxxTC CA18CLxxxTO 1) Note: Only CA18CLN Adjustment Guide The environments in which accommodate mechanically CA18CL... capacitive sensors are install- demanding are as, temperatu- ed can often be unstable re - re stability to ensure minimum garding temperature, humi dity, need for adjusting sensitivity object distance and industrial if temperature varies and high Max. (noise) interference. Because immunity to elec tro magnetic of this, Carlo Gavazzi offers interference (EMI). as standard features in all Min. TRIP LESHIELD capacitive Note: sensors a user-friendly sen- Sensors are factory set (de- Sensitivity sitivity adjustment instead of fault) to maximum rated sen- having a fixed sensing range, sing range. extend ed sen sing range to Installation Hints Capacitive sensors have the Chemical Industry Packaging Industry Pac- stan ce for a capacitive sen- unique ability to detect al- Cleansers, fertilisers, liquid kage inspection for level or sor is referenced to a groun- most all materials, either in li- soaps, corrosives and pe- contents, dry goods, fruits ded metal plate (ST37). quid or solid form. Capa ci tive trochemicals. and vegetables, dairy pro- For addi tional information sensors can detect metallic ducts. regarding di elec tric ratings as well as non-metallic ob- Wood Industry of materials please refer to jects, however, their traditi - Saw dust, paper products, Materials are detected due Technical Information. onal use is for non-metallic door and window frames. to their dielectric constant. materials such as: The bigger the size of an Ceramic & Glass object, the higher the den- Plastic Industry Industry sity of material, the better Resins, regrinds or moul- Raw material, clay or finish- or easier it is to detect the ded products. ed products, bottles. object. Nominal sensing di- To avoid interference from inductive voltage/ Relief of cable strain Protection of the sensing face Switch mounted on mobile carrier current peaks, separate the prox. switch pow- er cables from any other power cables, e.g. motor, contactor or solenoid cables Incorrect Correct The cable should not be pulled A proximity switch should not serve as Any repetitive flexing of the mechanical stop cable should be avoided 2 Specifications are subject to change without notice (17.08.2018)