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Device Product Group 
Security Level 3 
MCROEM User Manual
 
DPG-00604 
ERG Confidential © ERG 2005 
Page 15 of 20 
Revision 1.0 / 11 October 2005 
 
5 Mechanical 
specification 
5.1 Physical 
Dimensions 
The two components that form the MCR (Control and Antenna boards) are organised so that 
they can be physically separated by a distance of up to 100 mm, and connected via a 
connecting cable.  It is possible to stack the two components into a thickness of 24.5 mm.  
 
 
Figure 5: Typical stacking arrangement 
5.1.1 Size 
The guaranteed Reader volumetric envelope is shown in Figure 6.  It is acceptable to mount 
the MCR in a larger volumetric envelope if space is available. 
The Control Board and Antenna have the following dimensions: 
 
Length 
(mm) 
Width (mm) 
Height (mm) 
Tolerance (mm) 
Control Board 
104 
67 
15.5 
±
 0.5 
Antenna Board 
104 
 
67 5.5 
±
 0.5 
Table 5: Physical Dimensions