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Converter Wiegand to RS485
WS4-CONV
1. DESCRIPTION
2. SPECIFICATIONS
3. JUMPERS AND TERMINAL BLOCKS DESCRIPTION
EN
USER’S MANUAL
This converter allows the connection of any type of reader (Wiegand, Data / Clock ISO2, Dallas and RS-232) to the local bus of the
access units. The converter automatically adapts its inputs (D1/CLK/Dal and D0/DTA/Rx) to the reader’s output.
• Current consumption without external elements : 30 mA
• Output 13,8 Vdc : max. 300 mA
• Tamper input
• Dimensions (mm): 66 x 41
To configure the behavior of the LEDS, check the reader’s manual
and put the jumpers according to the table below.
Reader’s LEDs configuration
Jumpers position
Type
1 wire
Orange
Red
Green
OFF
1 wire
2 wire
2 wire
2 wire
2 wire
2 wire
2 wire
2 wire
2 wire
Reader’s LEDs color
z: High impedance/three state
LO: 0 Volts
HI: +5 Volts
Jumper closed:
Wiegand mode: disables the possibility to use a Wiegand keypad
Jumper opened:
Wiegand mode: a Wiegand keypad can be used on D0/D1 input; The Keypad
must be configured in Single Key - 8 bits Wiegand - Nibbles Complemented
Jumper opened: Address
0
Jumper closed: Address
1
Address
0
Address
1
Wiegand : DO & D1
ISO2 : CLK & DTA
Dallas : DAL
CodeB : Rx
(9600 BPS)
v.b1
