Power Connection - ZKTeco SilkID F21-ID Installation Manual

7
Mounting the device onto the Wall
Fix the back plate onto the wall using wall mounting screws
We recommend drilling the mounting plate screws
into solid wood (i.e. stud/beam). If a stud/beam
cannot be found, then use the supplied drywall
plastic mollies (anchors).
1
Inserting the device to backplate
2.4 Inch TFT Time Attendance & Access Control Terminal INSTALLATION GUIDE
Use security screws to fasten the device to back plate

Power Connection

Without UPS
485B
485A
GND
TXD
RXD
GND
WD1
WD0
With UPS (Optional)
485B
485A
GND
TXD
RXD
GND
WD1
WD0
Recommended power supply
12V ± 10%, at least 500mA.
To share the power with other devices, use a power supply with higher
current ratings
2.4 Inch TFT Time Attendance & Access Control Terminal INSTALLATION GUIDE
GND
1
2
12V DC
12V DC Adaptor
GND
1
2
12V DC
12V DC Adaptor
8