Connecting repeater to hhi controls – Hired-Hand HH Software: HH.Net Router/Repeater User Manual
Page 4
Part No. 4801-2996
900SS Wireless Network
2
4. Installing an HH.Net Router/Repeater
The distance between repeaters can be up to 4000 feet. Below is an example of a typical farm layout with
control rooms in the middle using one repeater to boost the signal and the other to convert from RS485 to
RS232, to connect to the computer.
House
HHNET Repeater
HHI Controls
Wire
5. Connecting Repeater to HHI Controls
DA
T
A
+
-
GN
D
HI
LO
HH NET
GN
D
HI
LO
HH NET
GN
D
HI
LO
HH NET
+
-
Terminating
Resistor
*Note: A 120 ohm terminating resistor must
be placed across the network, as shown on
the last controller on the network wire.
*Note: Twisted pair wire
can extend up to 4000 ft.
Use stranded twisted-pair cable only.
Repeater
HHI Controls
Feed Bins
Up to 4000’
Control Room
Farm/Poultry
Building
Repeater used as signal booster
Repeater converts from RS485 to RS232
RS485 Network cable
RS485
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