click left mouse button to advance, back to return refrigeration hvac control & monitor system...
TRANSCRIPT
Click left mouse button to advance, “back” to return
Refrigeration HVAC control & monitor system
Presscon Network &Presscon Network &Pressnet SoftwarePressnet Software
Click left mouse button to advance, “back” to return
Click left mouse button to advance, “back” to return
A Modular, networked refrigeration and air conditioning control system. Which is:
Reliable, Powerful & Expandable Ideal for Supermarkets Cost effective Fully supported with Pressnet software
What is Presscon Network?What is Presscon Network?
Click left mouse button to advance, “back” to return
• First released 1992- continual development since ....•Used in Australia by Woolworths, Coles, Bi-Lo,
Franklins, IGA & many independents supermarket operators
•Used by majority of refrigeration companies in Australia.
•Used by Tesco, Carrefour & others in China & Indonesia
•Over 1000 sites•Fully supported by
Phasefale: -design -training
Click left mouse button to advance, “back” to return
Pressnet SoftwarePressnet Software
•Pressnet; Windows based local and remote access software for Presscon
•Colorful animated bitmaps and store layouts•easy to use, Full control and data access
• Internet and telephone connection
Click left mouse button to advance, “back” to return
Click left mouse button to advance, “back” to return
Pressnet Graphing
• UNIQUE- Colour coded temperature trace shows system status• Graphs to incredible 1 minute precision• allows quick and easy
trouble-shooting of problems• multi trace graphs also available
Normal
Alarm
Click left mouse button to advance, “back” to return
Pressnet- Card listPressnet- Card list
Select controller
Select remote cards[local cards is used
to save setup to local PC]
Select site
Edit channel
Graphic setup is a simple drag & drop
arrangement. Channel icons are
colour coded. Detailed information is
displayed on hover
Controller, card list is automatically found on
connection to site.
Click left mouse button to advance, “back” to return
Case Control- Case Control- decentralized optiondecentralized option
• Solenoid, Electronic Suction & Expansion control options• 2 complete systems per board :control/defrost/alarm• Case monitor can supervise & program 99 case controls• 4 way expansion board for solenoids, heaters, fans, lights, antisweat etc. • Up to 8 ouptuts per control •11 inputs per case control
Click left mouse button to advance, “back” to return
Multi Controller• Powerful controller with
multiple control types• Main Types: Rack Control • Temp/Alarm/Defrost (Syscon)• DDC for HVAC• New 99 Channel lighting
control “LTC”
Click left mouse button to advance, “back” to return
•4 Suction & 4 discharge groups•8 compressors per rack•8 fans per condenser•Analog suction & discharge•Gas Leak detection (6x)•Power Monitoring (4x)•Humidity/ Anti Sweat control (2x)•most functions of singlerack controller
Multi- Rack ControllerMulti- Rack Controller
Click left mouse button to advance, “back” to return
System ControllerSystem Controller(centralized option)(centralized option)
• 20 system channels each with up to 10 temperature sensors• 8 Auxiliary channels for system faults etc.• 4 lines x 20 character backlit LCD• off cycle, electric or no defrost• for control, alarm, display & defrost termination
Click left mouse button to advance, “back” to return
•Share common databus & communications• controls 8 major plant- each has:
• 4x heat and 4x cooling stage •Time & event based scheduling
•Humidity control of plant•Economizer function & other energy saving features
Air Conditioning ControlAir Conditioning Control
Click left mouse button to advance, “back” to return
Power MonitorPower Monitor
• In conjunction with Pressnet Software allows detailed analysis of power
consumption • High Precision Class 1 3 phase
• Scales to any power level with CT• Graphing & Datalogging allows
peak & consumption figures
Click left mouse button to advance, “back” to return
Power Monitor- AnalysesPower Monitor- Analyses
Use Pressnet software to;download data to Excel and analyze power consumption. Pressnet can calculate Average, Minimum , Maximum etc power over a nominated timeperiod.
Click left mouse button to advance, “back” to return
Pressure Pressure TransducersTransducers
• All stainless steel, electrically robust & mechanically tough• LP version for 0-100psi• HP version 0-500 psi• 12V supply 15mA • Voltage output 1-6V• Absolute version for ammonia
Click left mouse button to advance, “back” to return
Temperature Temperature Sensors Sensors
• 0.2°Celsius precision• Fully water & immersion proof• most reliable sensors in the industry• High temperature version for discharge lines (“H” type)• 6 meter lead, H=1.5m silicone
Click left mouse button to advance, “back” to return
• Detects all common HCFC refrigerants• Up to 6 channels – monitor cabinets and plant room.
• On multi rack controller
Refrigerant Leak MonitorRefrigerant Leak Monitor
Click left mouse button to advance, “back” to return
Sensor Sensor Input Input CardsCards• 32 Channels input cards• First 8 channels used for pressure trans-ducers & all input types• 32 channel for temperature & switch inputs - more cost effective & compact• both have 10 bit precision pluggable connectors
Click left mouse button to advance, “back” to return
• 8 SPDT Relays each 5 A 240VAC• 2 0-10V Analogue outputs
• LED status indicators• Over-ride switch for each output
• Ultra reliable & immune from electrical interference• 12V supply
Relay Output CardsRelay Output Cards