5
© Agrowtek Inc. | www.agrowtek.com
Techno
logy to Help Y
ou Gro
w
AGROWtEK
U.S.A.
MADE IN
© 2016 Agrowtek Inc.
www.agrowtek.com
GrowControl
SXC
TM
TEMP
RH
LIGHT
CO2
if equipped
KEEP
FAN
FILTER
CLEAN
Connection to MODBUS RTU
Serial Speed & Format
RS-485
Use the LX2 ModLINK to connect MODBUS devices to the GrowNET™ port.
HX8 8-Port Hubs
HX8 GrowNET ™ Hubs allow multiple GrowNET™ sensors, relays and
dosing pumps to be connected to a single LX1 or LX2 interface. Indi-
vidually buffered, full-duplex ports for signal integrity. Hubs can be
daisy chained to form a network of up to 247 devices.
Hubs provide up to 1A of power for operating sensors and some re-
lays directly over the GrowNET cable. A DC jack on the hub provides
24Vdc power to the ports from the included 120V wall power supply.
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
© Agrowtek Inc. | www.agrowtek.com
TM
GrowNET 8-Port Hub
GrowControl
TM
8 7 6 5
POWER
12-24Vdc
GrowNET
Upstream
Port
TM
HX8
The default serial data format for the LX2 ModLINK interface is:
19,200 baud, 8-N-1
.
Alternate speeds and formats between 9,600 - 115,200 baud may be configured with the free AgrowLINK PC
utility using a LX1 USB AgrowLINK and the cross-over adapter supplied with the LX2 ModLINK.
MODBUS Manual
See MODBUS manual for more information.
LX2 ModLINK™
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
www.agrowtek.com
GrowNET
Device/Hub
TM
USB
AgrowLINK
TM
LX1 USB to GrowNET™ Bridge
TX
RX
GrowNET
Cross-Over
Adapter
LX1 USB AgrowLINK™
GrowNET™
Cross-Over
Adapter
7 - 24 Vdc
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
www.agrowtek.com
GrowNET
Device/Hub
TM
ModLINK
TM
LX2 MODBUS RTU Bridge
+7-24V
dc
GND A B
RJ45 CABLE
7 - 24 Vdc
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
© Arowtek Inc. | www.agrowtek.com
GrowNET
Link Port
MODBUS
TM
Digital Water Sensor
Logger & Controller
TEMPERATURE
CONDUCTIVITY
pH
O.R.P. / D.O.
GrowControl
TM
pH
Probe
o.r.p./d.o.
Probe
Temp Probe | EC Probe
red blk wht | clr red blk
GPH MNU
H/L
72.0
45.2
123
455
°F
%
W/m
ppm
2
Technology to Help You Grow
AGROWtEK
GrowControl
TM
SXE
Environment Sensor
Data Logger
U.S.A.
MADE IN
© Agrowtek Inc.
www.agrowtek.com
WiFi
optional
GrowNET
Link Port
MDOBUS RTU
TM
WiFi
Reset
24Vdc in
4-20mA out
KEEP
FAN
FILTER
CLEAN
GPH MNU
H/L
72.0
45.2
123
455
°F
%
W/m
ppm
2
Technology to Help You Grow
AGROWtEK
© 2016 Agrowtek Inc. | www.agrowtek.com
RD8
Equipment Control Interface
U.S.A.
MADE IN
DANGER! Risk of electric shock.
Disconnect all power sources before opening cover.
Read manual before installing or operating.
WiFi
Antenna
Programmable Smart Relays for Automation Control
1 2 3 4 5 6 7 8
AgrowNET
Link Port
TM
STATUS INDICATORS
GrowNET™ Devices
3.3/5Vdc Serial Bus Compatible.
Include required bus terminating resistors per EIA standard.
TX/RX+
TX/RX-
PLC
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
www.agrowtek.com
GrowNET
Device/Hub
TM
ModLINK
TM
LX2 MODBUS RTU Bridge
+7-24V
dc
GND A B
Technology to Help You Grow
AGROWtEK
U.S.A.
MADE IN
© Agrowtek Inc. | www.agrowtek.com
GrowNET™8-Port Hub
GrowControl™
1 2 3 4
8 7 6 5
12-24Vdc
GrowNET
Upstream
Port
TM
HX8
power
RS-485
