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18 subject to change without prior notice 05.2004
Preh KeyTec GmbH, www.preh-keytec.com
7.5 MSR (Option)
Interface: PS/2 key.
Track: Three Tracks
Decode: KB Interface.
Scan direction: Right Side scan.
Power Supply: 5V DC ±5%
Power consumption: Less than 20mA
Durability: 500,000 cycle.
Card Spec: ISO7811
Reading Track Width: 1.5mm
Card Feeding Speed: 10 ~ 120 cm/sec(4-50inch/sec)
7.6 Audio
Amplifier Controller: TDA7496L
Output: 2W/Ch.
Power: 12V/25mA
Control Method: PWM Adjust.
Frequency: 20 ~ 20KHz
7.7 ESD and EMC compliance
CE-sign (see also Statement of confirmation)
Radiated Emissions: EN55022, class B
FCC part 15, class B
Susceptibility
Compliance: 1. electrostatic discharge according to EN 61000-4-2
(hardness air +,-8KV and contact +,- 4KV)
2. high frequency electromagnetic fields EN 61000-4-3
(hardness Modulation 3 V/m),
3. fast transient/burst immunity electrical interference
features according to EN 61000-4.4 (Criteria B:
hardness 1 kV for AC power)
4. Surge immunity test according to EN 61000-4-5
(Criteria B)
5. Immunity for conductive disturbance test according
to EN61000-4-6(Criteria B: level is 3V Modulation)
6. power frequency magnetic field test EN 61000-4-8
(Criteria B: 1A/m)
7. voltage dips , short interrupt and voltage variation
immunity EN 61000-4-11(Criteria B)
8. power harmonics test EN 61000-3-2(Criteria A:<=75W)
9. voltage fluctuation test EN 61000-3-3
7.8 Durability of mechanical bearing parts
Tilting and swinging 1.000 cycles typical