By: Crestron
The World's Leader for Advanced Home, Campus & Building Control Automation Solutions
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
Dual Bus Control System with Card Frame

The Crestron RACK2 is designed for large-scale commercial and residential applications requiring maximum options for customization and scalability. It provides an integrated 12-slot Y-Bus card cage that supports any combination of plug-in Y-Bus control cards for IR, RS-232/422/485, relay, digital I/O, analog I/O, digital audio processing, and MIDI. The integrated 4-slot Z-Bus card cage is designed for Crestron's high-speed single and dual-port Ethernet cards.

RACK2 features include:

  • 2-Series engine | Dual-bus architecture
  • Compact Flash memory card slot
  • Cresnet port - master/slave selectable
  • Integrated Cresnet hub/repeater
  • 10/100 Ethernet capable | SSL encryption
  • e-Control 2 and RoomView enabled
  • SNMP support | Built-in firewall, NAT and router
  • 12 Y-Bus control card expansion slots
  • 4 Z-Bus control card expansion slots
  • 4-space EIA rack-mountable
  • Front control panel with LCD display
  CPU 32-bit Freescale ColdFire® Microprocessor
  NVRAM 256 KB
  Flash 4 MB
  Compact Flash expandable up to 2 GB (not included)
Operating System
  Real-time, preemptive multi-threaded/multitasking kernel; FAT32 file system with long names; supports SIMPL™ Windows® and SIMPL+®
  With C2ENET-1 10/100BaseT, auto-negotiating, full/half duplex, static IP or DHCP/DNS, SSL, TCP/IP, UDP/IP, CIP, SMTP, SNMP, built-in Web server and e-mail client; supports Crestron e-Control®2 XPanel and RoomView™ applications
  With C2ENET-2 All above features plus: built-in firewall, router, and network address translator (NAT)
Connectors & Expansion Slots
  Y-Bus Expansion Slots (12) Y-Bus expansion slots;
40 Mb/s parallel communications internal backplane;
Accept all Y-Bus control cards
  Z-Bus Expansion Slots (4) Z-Bus expansion slots;
300 Mb/s parallel communications internal backplane;
Accepts all Z-Bus control cards
  COMPUTER (2) DB9 female;
Front and rear panel RS-232 computer console ports
  NET (1) 4-pin 5mm detachable terminal block;
Cresnet port, Master/Slave selectable;
Expandable via C2N-NPA8 Network Poll Accelerator
  NET A - H (8) 4-pin 3.5mm detachable terminal blocks;
Cresnet hub/repeater ports
  PWR (2) 3-pin 3.5mm detachable terminal blocks;
Cresnet internal/external power connectors/selectors
  G (1) 6-32 screw, chassis ground lug
Reset Buttons
  HW-R Hardware reset (reboots the control system)
  SW-R Software reset (restarts the SIMPL program)
Menu Buttons
  FUNCTIONS (6) Up to 6 dynamically assigned functions based upon current menu
  MENU (1) Returns the LCD display to the MAIN menu
  ∧, ∨ (2) Scroll up or down through any list displayed in the LCD display
  BKLT (1) Toggles through 4 levels of backlight intensity for the LCD display
  Refer to the Operations Guide for additional menu functions
  (2) lines, (40) characters per line;
Reverse mode (yellow and black) backlit LCD;
Displays system information, configuration menus, and custom programmable user functions
LED Indicators
  PWR (1 green) Indicates DC power supplied to unit
  NET (1 yellow) Indicates Cresnet bus activity
  MSG (1 red) Indicates control system has generated an error message
  LNK A (1 red) Indicates a valid connection on LAN port A
  ACT A (1 red) Indicates activity on LAN port A
  LNK B (1 red) Indicates a valid connection on LAN port B
  ACT B (1 red) Indicates activity on LAN port B
  SLOT 1 - 16 (16 red) Illuminates to indicate presence of a card in the respective expansion slot; extinguishes momentarily to indicate activity
  Hub Ports A - H (rear) (8 red) Indicate Cresnet activity coming from any device on a given network segment
  Hub PWR (rear) (2 green) Indicate presence of Cresnet power at ports A-D and E-H
Power Requirements
  Cresnet Power Usage 12 Watts (0.5 Amps @ 24 Volts DC) with no control cards installed;
External Cresnet power supply required (sold separately)
  Temperature 41° to 113°F (5° to 45°C)
  Humidity 10% to 90% RH (non-condensing)
  Chassis Steel, black matte powder coat finish
  Faceplate Extruded aluminum, black matte powder coat finish with polycarbonate label overlay
  Mounting Freestanding or 4U 19-inch rack-mountable (adhesive feet and rack ears included)
  Height 6.97 (17.71 cm)
  Width 17.03 in (43.26 cm);
19.0 in (48.26 cm) with ears
  Depth 9.17 in (23.27 cm)
  9.5 lb (4.3 kg)

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Prices and specifications subject to change without notice.