Specifications

186 RK0YG302 © Danfoss 05/2007
AK-SC 255
AK-SC 255
Application
The feature-lled AK-SC 255 system controller is the heart of your
control and monitoring system. It gives you a brilliant full color
high resolution display, context-sensitive soft keys, easy navi-
gation to every part of your system, an on-board Ethernet port,
a complete suite of maintenance management tools, extensive
alarm capability, and much more.
Advantages
Front-end for ADAP-KOOL®
• Supports Pack, Evaporator controllers, I/O Modules
• Temperature monitoring and Alarming
• Enables HACCP Compliance
• Local access with key-pad and VGA screen
• Full remote access (serial, Internet)
• Energy optimization with adaptive master control
• Flexibility with Boolean logic
• Lighting Control
• O Line programming allowing for o site commissioning
• Host Network – connect up to 10 AK-SC 255 units to cover mas-
sive application range
• Alarm via e-mail
• Scalable solution from convenience store to hypermarket
• Reduces service cost and call-outs via remote access and alarm-
ing
• User friendly menus and short-keys
Regulating
The AK-SC 255 will control and monitor up to 5 suction and
condensing groups, with up to 40 circuits per suction group.
With its compressed storage, it provides a huge history capacity.
There is a user-programmable logic processor for custom strate-
gies.
Standard and custom alarms protect food products and equip-
ment.
Software options can include up to 30 lighting zones, including
motorized panels, and up to 40 HVAC systems.
Network
The AK-SC 255 can control and monitor multiple network types to
suit dierent levels of application. Communication types include;
• TCP/IP EKC controllers
• Modbus EKC controllers
• LonWorks TP78, FTT10, RS 485 AK- & EKC
• LonWorks AK I/O Modules
Lighting:
• 5 lighting zones
• 6 relays per zone
• Standard or relative schedules
• 8 schedules per zone
• Auto override for burglar or re alarm
• Switch override with OVR override box
Miscellaneous Points
• 96 Misc Boolean Logic statements per AK-SC 255
• 64 Misc relay DO per AK-SC 255
• 48 Misc VO per AK-SC 255
• 10 Misc Conversion factors
• 64 Miscellaneous sensor inputs & ON/OFF inputs – monitoring &
alarming
Closed plant with controllers
Several plants connected so that setup and readout is made central from
AK-SC 255.
Communication between the plants is made via TCP/IP.
System Manager with controllers and modem for remote control of the
plant via AKA 65.
System unit 3