SIMATIC Ident RFID systems Spacer for MDS D126 / D426 Compact Operating Instructions The spacer is used for fast mounting of the transponders MDS D126 and MDS D426 on metal. By using the spacer, the transponders can be replaced quickly and simply. Spacer for MDS D126 / D426 Characteristics Temperature range -25 C ... +85 C Material PA 6.6 - GF30 Color black Dimensions 59 mm x 30.5 mm (D x H) Ordering data Table 1 Ordering data for MDS D126 / D426 spacer Order number Spacer MDS D126 / D426 (c) Siemens 2011 A5E03770490-01, 11/2011 6GT2690-0AL00 1 Mounting on metal Mounting on metal 7UDQVSRQGHU K 6SDFHU 0HWDO h = 25 mm Figure 1 Mounting the MDS D126 / D426 on metal with spacer Flush-mounting on metal 7UDQVSRQGHU 6SDFHU K 0HWDO h a D = 25 mm = 50 mm Figure 2 Flush installation of the MDS D126 / D426 in metal with spacer Note on mounting/removing transponders Note the following points when mounting/removing transponders. Transponders must be mounted/removed at room temperature. The transponder is mounted by pressing it into the holder. When removing a transponder, it must be gently levered out by the two holding studs with a tool (for example a flat screwdriver). If the holder is used where the temperature changes often, it is advisable to stabilize the securing screw (for example with varnish or lock nuts). 2 Spacer for MDS D126 / D426 A5E03770490-01, 11/2011 Technical specifications Table 2 Technical specifications MDS D126 / D426 spacer Distance between transporter and installation surface 25 mm Remounting cycles At least 10 Spacer Dimensions (D x H) Color Material 59 (0.2) mm x 30.5 (0.3) mm black Plastic PA 6.6 - GF30 Fixing Countersink screw M4 Tightening torque at room temperature 1 Nm Ambient temperature -25 C ... +85 C Weight, approx. 15 g Dimension drawing s s s s s All dimensions in mm Figure 3 Dimension drawing MDS D126 / D426 spacer Siemens AG Industry Sector Postfach 48 48 90026 NURNBERG Spacer for MDS D126 / D426 A5E03770490, 11/2011 A5E03770490-01, 11/2011 3