WURM CRC-BL Manual

Cold location controller for top-hat rail installation with enhanced operating modes for 4 cold locations

1 CRC-BL

Cold location controller for top-hat rail installation with enhanced operating modes
for 4 cold locations
1.1 Front view
Fig. 1: Front view
1.2 Features
• Suitable for max. 4 cold locations
• Basic functional sequences and parameters preprogrammed through selection of cold location
type
• Intelligent fan control, compressor oscillation protection, fan delay
• Thermal fan control and draining time after defrosting
• Suitable for electric defrost, forced air defrost, hot gas defrost and cool gas defrost
• Defrost control by real-time clock with power reserve
• Simple defrost synchronisation of multiple controllers (master-slave)
• 6 defrost times via integrated weekly timer
• Digital inputs for setpoint switchover, manual defrost initiation and door contact
• Option to select 3-point control
• Weighting of the control sensor for day operation and night operation can be set separately
• Support for higher baud rates on the C-BUS
• Possible blocking to prevent parameter adjustment
• Plain text designation for each parameter on the display, language selectable
• Unique parameter identification with Quicklinks
• One-finger operation
• Plug-in screw terminals
• Large data memory for temperature list
• Connection to the Wurm system through a Wurm CAN communication bus (C-BUS) and
FRIGODATA XP
CRC-BL_V2.1.0_PI_2019-11_EN
Subject to technical changes
CRC-BL
1