Product Specs

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SPD RFID Reader 2021-09-23
SPD6873160007R07.docx Page 10 of 20
Table 3-2: RFID range
Mnemonic
Description
Min.
Typ.
Max.
Unit
Remarks
RFID_RANGE
RFID range
20
mm
Applicable only for supported cards. Range
depends on RFID tag size and environmental
objects.
The RFID_RANGE holds when the product is
mounted as described in section 0 and starts
counting from the enclosure surface.
3.4.2. RFID 125 kHz
The 125 kHz RFID technology is unregulated, therefore no standards apply. The RFID reader
5
includes a 125 kHz front-end (NXP HTRC11001T/03EE) with following features:
• Antenna driver with carrier frequency of 125 kHz
• Data reception by AM demodulation of the antenna signal modulation induced by the
transponder
• Modulation encoding: Manchester – RF/64 data rate
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• Supported cards: refer to software specification [2.3]
• Write mode is not supported
• The expected range is listed in Table 3-2
3.5. Power supply and consumption
The RFID Reader has to be supplied through CN_RS232 connector. Table 3-3 lists the power
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supply requirements.
Table 3-3: Power supply operating conditions
Mnemonic
Description
Min.
Typ.
Max.
Unit
Remark
V
IN
Nominal input voltage range
6
36.0
V
The RFID Reader power consumption is specified by Table 3-4.
Table 3-4: Power consumption
20
Mnemonic
Description
Condition
Min.
Typ.
Max.
Unit
Remark
PWR_OP
Maximum RMS operational power
consumption
V
IN
= 12VDC
T
ambient
= 23ºC
-
200
-
mA