Dupline Hi-Line Booster Module for Valve Control
Du line
Type GH34850000
Fieldbus Installationbus
Generates 28 V Hi-Line signal
Supplies and controls up to 64 valve I/O modules over
two wires
Up to 7 km transmission distance
Built-in Gas-arrestor for lightning protection
H4 housing
LED-indications for Dupline carrier, Hi-Line carrier and
supply
DC power supplied
Product Description Ordering Key
GH34850000724
GH34850000724 is a con- modules. GH34850000724
Type: Dupline
verter module for the can be used with any type of
H4-Housing
Dupline irrigation control Dupline channel generator,
DC supply
concept. It converts a stan- including Modbus interfaces
and dedicated interfaces for
dard Dupline signal to a
most PLC brands.
28VHi-Lin signal, which
Type Selection
can be used to supply and The two-wire Hi-Line cable
control up to 64 Valve I/O can be up to 7 km long.
Supply type Ordering no.
20-30 VDC GH34850000724
General Specifications
Input/Output Specifications
Inputs Power ON delay max. 120 sec. (with 64
Terminals 24(+) & 25(-) Dupline Bus modules connected)
Current consumption 2 mA
Indication for
Max. distance between
Dupline carrier in LED, yellow
channel generator and
Hi-Line carrier out LED, yellow
GH34850000 50 m
Supply LED, green
Outputs
Environment
Terminals 27(+) & 28(-) Hi-Line Bus
Degree of protection IP20 B
Short-circuit protection Yes
Pollution degree 3 (IEC 60664)
Overload protection Yes
Operating temperature 0 to +50C (+32 to +122F)
Max. bus load 64 Valve modules
Storage temperature -20 to +85C (-4 to +185F)
(GH64404412 or GH34404412)
Humidity (non-condensing) 20 to 80%
Dimensions H4- housing
Supply Specifications
Material Noryl SE1, Grey
Mechanical resistance
Supply Supply must be galvanically
Shock 15 G (11 ms)
isolated from mains and PE,
Vibration 2 G (6 to 55 Hz)
and only connected to the
Weight 200 g
Dupline channel generator
and the Dupline booster
module.
Rated operational voltage through term. 21(+) & 22(-)
20 to 30 VDC (ripple included)
Ripple 3 V
Reverse polarity protection Yes
Rated operational current 300 mA
Transient protection voltage 800 V
Dielectric voltage
Supply Dupline None
Supply - Hi-Line None
Specifications are subject to change without notice (05.04.2006) 1
Dupline is a registered trademark. A product of the CARLO GAVAZZI GroupGH34850000
Du line
Fieldbus Installationbus
Mode of Operation
The purpose of the Dupline enables the Irrigation Con- bus I/O-module with 2 digital level of the standard Dupline
Irrigation Bus System is to troller to control each individ- outputs (open, close) and 2 signal to 28 VDC in order to
reduce the cost of the wiring ual valve (open/closed) and it digital inputs. The interface achieve sufficient voltage lev-
in irrigation systems. By con- also carries the power between the Irrigation Con- el to operate the valves. The
necting the Irrigation Con- required to operate the troller and the Dupline Master diagram below shows the
troller with all the valves in the valves, which must be 3-wire Module is achieved via serial topology of the system.
field via a 2-wire bus, a much 12 VDC latching types. It is communication (RS232 or
simpler and more flexible also possible to send infor- RS485) between the two
solution is achieved com- mation from the field to the devices.
pared to the traditional multi- Irrigation Controller, e.g. puls-
core cable with a hot-wire for es from a flow meter. Each The GH34850000724 booster
each valve. The bus system valve must be connected to a module increases the voltage
RS232/
Dupline
Irrigation
Dupline Dupline
RS485 Hi-line
Master
Controller
Booster
Module
I/O-module I/O-module
Valve + Valve +
Flow meter
Flow meter
I/O-module
I/O-module
Valve +
Valve +
Flow meter
Flow meter
I/O-module I/O-module
Valve +
Valve +
Flow meter Flow meter
I/O-module
Valve +
Flow meter
2 Specifications are subject to change without notice (05.04.2006)
Dupline is a registered trademark. A product of the CARLO GAVAZZI Group