Lenel OnGuard Hardware Installation Manual page 124

LNL-2210 Intelligent Single Door Controller
Important:
VO (12 VDC)
LED
BZR
CLK
DAT
GND
LED
BZR
CLK/D1
DAT/D0
VO
GND
VIN
GND
Terminate only the first and last module of the RS-485 multi-drop communication bus. Each downstream
device must be configured with a unique communication address. A maximum of eight (8) downstream
devices may be connected to reader port 1.
124 —
revision 7
If the power requirements exceed the power output limit of either reader port, an
external power supply should be used.
Reader 1 - Downstream devices (RS-485)
FIRST READER PORT
TR+
TR-
DOWNSTREAM DEVICE
FOR EXAMPLE:
LNL-1300 LNL-1300-U
LNL-1320 LNL-1320-U
LNL-1100 LNL-1100-U
LNL-1200 LNL-1200-U
DOWNSTREAM DEVICE
FOR EXAMPLE:
LNL-1300 LNL-1300-U
LNL-1320 LNL-1320-U
LNL-1100 LNL-1100-U
LNL-1200 LNL-1200-U