12 | Installation Guide |
For Wiring to an RS-485 port:
1.TR+ is the plus side of the transmit and receive differential signal.
2.TR- is the negative side of the transmit and receive differential signal.
3.GND is the signal ground. The wiring for this signal is required and NOT optional. This signal must NOT be connected to chassis GND.
4.Use 24 AWG low capacitance, two
+
Orange/white stripe
White/orange stripe
—
Common
Note: For
5.When
By factory default J1 is set open. If this board is the last board on the
Reader Wiring
Each reader port supports a reader with TTL interface. Power to the reader is selectable as 5 VDC or 12 VDC
For wiring to a reader port:
Terminal | Typ Wire Color | Wiegand Reader | Clock/Data Reader |
1 | Red | Power (5 or 12 Vdc) | Power (5 or 12 Vdc) |
2 | Brown | LED control | LED control |
3 | Yellow | Beeper Control | Beeper Control |
4 | White | Data 1 Signal | Clock Signal |
5 | Green | Data 0 Signal | Data Signal |
6 | Black | Common | Common |
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The LED control terminal in each reader port can be configured via host software to support