User's Manual

SR128 User Manual
Rev. A
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Step 4: Reversed the Step to take out the SAM Card.
6. Operational Precautions
6.1. General Safety Instructions
The SR128 reader contains ESD sensitive components. When handling with the device, avoid in
contact with components especially the ICs on the boards. The operating voltage of the SR128 reader has
12VDC. The 10pin connector accepts 12VDC. Operating the SR128 reader other than the rated voltage will
experience performance deterioration or damage the reader.
6.2. Installation
The SR128 Reader uses inductive coupling to communicate with contactless cards. Therefore, the
reader is highly sensitive to ferrous or non-ferrous metal alike. Installation near to metal may affect
operating distance. It is important to keep a comfortable distance away these metal surfaces for optimum
performance.