SENSORNET TO RS-422 CODE CONVERTER
8000-2593-01, REV. C
INSTALLATION GUIDE
2 of 7
Indicators, Connections, and Settings
µP 485
422
~
Front Panel (left to right)
Reset Recessed
button
used to reset the
code converter (use a paperclip).
∼
Green LED indicates 24Vac is applied.
µP
Green LED blinks when processor in
code converter is operating.
485
Green LED shows SensorNet activity:
−
Off indicates no activity
−
On indicates network is active with
valid data
−
Blinks when unit is answering polls.
Red, noise LED lights for 0.5s. Usually
indicates invalid frame lengths or noise
on the line.
422
Green LED blinks to indicate that at
least one RS-422 device is responding
to polls.
−
Blinks twice when unit is reset or
powered up
−
First blink indicates a successful
ROM check; second blink indicates
a successful RAM check
−
LED illuminates continuously when
either check fails, stopping the test
−
Remains illuminated during
program load.
Rear Panel (left to right)
422 Ports
(Seven)
Each port receives a RS-422 cable
from a dome camera or RJ-860AP
J-Box. An RS-422 line test switch and
LED are adjacent to each port.
LED
Test Switch
Pinouts:
Pin 1 – RXHI+
Pin 2 – RXLO-
Pin 3 – TXHI+
Pin 4 – TXLO-
Pin 5 – Ground
485 Port
Receives a SensorNet (RS-485) cable
from the ADTT16E or MegaPower LT.
Terminate
Switch
Set to left (terminated)
Set to right (unterminated)
Address
Switches
x10
x1
Use address 00 for the loopback test
(see page 4).
If MiniDomes are used, set the device
address to 16. If SpeedDomes are
used, set the device address to 32.
24Vac
Connector
Receives 24Vac from a transformer.
Pinouts:
Pin 1 – AC or common
Pin 2 – Ground
Pin 3 – 24Vac
Front
Rear
Pin 1
Pin 1
