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HFS-2, Hydraulic Fan System Controller with
Reversing
Heavy duty
industry standard 2 part Weidmuller, mating connector included.
 HFS-2Q, HFS-2 with WeatherPack connectors
1
x 6 way Weatherpack FEMALE
for all thermistor inputs
and 2 x 4 way Weatherpack’s for power and control
functions.
(HFS-2Q mating connector kit part number:
999-10163)
Application Information:
Optimizes fan
speed control relative to temperature requirements.
Engines or
systems without J1939 capability.
Uni or
Bi-Directional hydraulic fan drive applications.
OEM, Re-power
and Retro-fit opportunities.
On-road and
Off-Road suitable mechanical package.
Complimentary
controller to expand existing system functionality
Product Feature Overview:
Pre-written
Windows™ software application, ready for user values, P/N:
023-00196
3 x discrete temperature zone sensor inputs
Automatic or
Manually initiated fan reverse cycle
Charge air
priority/limiting and noise test features
1 x PWM
output for any make of proportional valve or pump control.
1 x ON/OFF
output for reverse fan direction valve
1 x ON/OFF
output for alarm integration into host system
Open and
short circuit cable protection with monitoring
Heavy duty
industry standard 2 part Weidmuller, mating connector included
(HFS-2) or WeatherPak (HFS-2Q) connectors.
System
‘error’ indicator LED with blink code.
Unit uses HCT
Opto3000 system
for set-up and PC communications.
Housing Type:-
HCT unique
‘encapsulated’ block.
Input Supply Voltage:
10 to
32VDC ( Absolute Maximum )
Input Supply Current:
Valve Current Setting + 200mA Quiescent
(Max)
Command Input Type(s):
3 x 2 wire
Thermistor, temperature switch ( software selectable )
2 x on/off inputs for fan speed over ride
( software selectable ).
Command Input Value(s):
Ohms only ( Max temp = 50
Ω Min temp =
2MΩ)
Additional
2 x Contact closure
Proportional Output: 1 x PWM up to 3.3A max current
Reverse cycle I/P: Lo to Hi logic input with software de-bounce
Reverse valve Output:
1 x ON/OFF up to 3.3A max current
Alarm Output:
1 x ON/OFF up to 3.3A max current
Dither Frequency :
Software
adjustable, ~30 to 250Hz
Housing Material:-
Black, Polycarbonate
Wire Connections:-
1 x 6
& 1 x 8 Pin Weidmuller or 1 x 6 & 2 x 4 Pin Weatherpack (HFS-2Q)
Encapsulation:-
Flameproof epoxy resin
Mounting:-
3 x No. 8 ( 5mm ) screws
Temperature range:-
-40
to +75
ºC ( operational )
NEMA/IP Rating:
NEMA 6P/68
( Module only )
derate
for connector as required
CE compliance:
Declaration of Conformity
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Electrical
Connection Diagram:
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HFS-3-12V & HFS-3-24V,
Plug Top Driver
Direct connect to low frequency PWM engine ECU fan speed signal
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Application
Information:
Direct connect to low
frequency PWM engine ECU fan speed signal
12V & 24V version of open loop
single coil valve driver
Can be used with all
types of fluid control products
Uni-directional open
loop pump stroker or valve controller
DIN 43650 footprint for
mobile or industrial products
Product Feature
Overview:
Single PWM output for any
make of proportional valve or pump control
Linear Input to output
curve to give best control resolution
ALL settings by
potentiometer under unit translucent lid
Separate ramp UP and Down
adjustments for smooth control
Pre-connected 3m/10 foot
color coded cable for easy connections
LED diagnostics show full
controller operation at all times
Mounting hardware and
gaskets supplied with each controller
Meets latest CE latest
test standards & Sealed to meet NEMA 6P or IP 67
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Controller
Specification Overview:
Housing Type:
HCT unique ‘encapsulated’
block.
Input Supply Voltage:
12
or 24VDC ±20% (
Absolute Maximum )
Input Supply Current:
Valve Current
Setting + 200mA Quiescent (Max)
Command Input Type:
PWM from engine
ECU
Command Input Value:
5V ( 10% to 90%
PWM )
CMD I/P Frequency:
20 to 125Hz
Input Resistance:
1200 Ohms
Ramp Times:
300mS to ~5 Secs
( with I max at 100% ) Separate UP/Down settings
Dither Frequency:
Adjustable, ~100 to
~250Hz ( ± 20%)
Housing Material:
High impact resistance
ABS.
Wire Connections:
3M/10’ pre-connected
color coded cable
Encapsulation:
Flameproof epoxy resin
filled
Mounting:
DIN 43650 connector
footprint
Temperature range:
-20 to +70 ºC (
operational )
NEMA/IP Rating:
NEMA 6P/67 when assembled
and mounted to coil correctly
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Electrical
Connection Diagrams:
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 HFS-4,
Direct connect to
low frequency PWM engine ECU fan speed signal
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Application Information:
Direct connect to low
frequency PWM engine ECU fan speed signal
24V version of open loop
single coil valve driver
Can be used with all types
of fluid control products
Uni directional open loop
pump stroker or valve controller
Die-cast aluminum housing
for bulkhead mounting
Product Feature Overview:
Single PWM output for any
make of proportional valve or pump control
Solidly ‘Potted’ in flame
resistant epoxy resin for durability
ALL settings by
potentiometers under unit lid
Pre-connected color coded
cables for easy connections
Meets latest CE latest
test standards & Sealed to meet NEMA 6P or IP 67
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Controller Specification Overview:
Housing Type:
HCT unique ‘encapsulated’
block.
Input Supply Voltage:
10 - 32VDC (
Absolute Maximum )
Input Supply Current:
Valve Current
Setting + 200mA Quiescent (Max)
Command Input Type: PWM
from engine ECU / DCU
Command Input Value:
8V - 30V ( 10% to
90% PWM )
CMD I/P Frequency:
20 to 125Hz PWM
Input Resistance:
1200 Ohms
Dither Frequency:
Adjustable, ~100 to
~250Hz ( ± 20%)
Housing Material:
Die-cast aluminum
Wire Connections:
pre-connected color coded
cable
Encapsulation:
Flameproof epoxy resin
filled
Mounting:
Bulkhead / flat surface
Temperature range:
-20 to +70 ºC (
operational )
NEMA/IP Rating:
NEMA 6P/67 when assembled
and mounted to coil correctly
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Electrical
Connection
Diagrams:
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HFS-J,
Hydraulic Fan System Controller with
Reversing & J1939
Application Information:
Optimizes fan
speed control relative to temperature requirements
Engines or
systems
with J1939
capability
Uni or Bi-Directional fan feature allows radiator ‘purge’ or
‘De-Ice’
OEM, Re-power
and Retro-fit opportunities
On-road and
Off-Road suitable mechanical package
Very cost
effective ‘all-in-one’ hydraulic fan system controller
Product Feature Overview:
Pre-written
Windows™ software application, ready for user values, P/N:
023-00218
3 x temperature zone inputs direct from J1939 bus
2 x discrete inputs for switches OR temperature sensors
1 x PWM
output for any make of proportional valve or pump control
2 x ON/OFF
outputs for fan reverse valve and external alarm
J1455 ( load dump) compliant power protection
Heavy duty
industry standard Deutsch connector
System
‘error’ indicator LED with blink code
Uses HCT's
RS232 programming
cable, P/N: 999-10075
Housing Type:-
HCT unique
‘encapsulated’ block.
Input Supply Voltage:
10 to
32VDC ( Absolute Maximum )
Input Supply Current:
Valve Current Setting + 200mA Quiescent
(Max)
Command Input Type(s):
J1939
for charge air, transmission and water temps
2 x additional discrete inputs for switch OR temperature sensors
Command Input Value(s):
Ohms only ( Max temp = 50
Ω Min temp =
2MΩ)
Additional
2 x Contact closure
Proportional Output:
1 x PWM up to 3.3A max current
Reverse cycle I/P:
Lo to Hi logic input with software de-bounce
Reverse valve Output:
1 x ON/OFF up to 3.3A max current
Alarm Output:
1 x ON/OFF up to 3.3A max current
Dither Frequency :
Software
adjustable, ~33 to 500Hz
Housing Material:-
Black, Polycarbonate
Wire Connections:-
12 way male Deutsch—polarized
Connector type:-
DT15-12PB
Connector Kit:-
P/N: 999-10155
RS232 Communications:
4 way Weatherpak connector - RS232 Programming cable P/N:
999-10075.
Encapsulation:-
Flameproof epoxy resin
Mounting:-
3 x No. 8 ( 5mm ) screws
Temperature range:-
- 40
to +75
ºC ( operational )
NEMA/IP Rating:
NEMA 6P/68
( Module only )
derate
for connector as required
CE compliance:
Declaration of Conformity
Electrical
Connection Diagram:
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