WURM CRC-BL-EEV Manual

1 CRC-BL-EEV
Cold location controller for top-hat rail installation with enhanced operating modes
for 4 cold locations or 2 control circuits with EEV
1.1 Front view
Fig. 1: Front view
1.2 Features
• Suitable for max. 4 cold locations
• Up to 2 electronic expansion valves possible via expansion module
• Basic functional sequences and parameters preprogrammed through selection of cold location
type
• Plain text designation for each parameter on the display
• Unique parameter identification with Quicklinks
• One-finger operation
• 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
• Connection of up to 2 external displays
• 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-EEV_V2.0.0_PI_2018-12_EN
Cold location controller for top-hat rail installation with enhanced operating modes
Subject to technical modifications
for 4 cold locations or 2 control circuits with EEV
CRC-BL-EEV
1