WURM CRU-XP - Technical Specifications; Device Mounting and Wiring; Detailed Technical Data

CRU-XP
Universal controller
Page 4 of 4 Subject to technical modifications CRU-XP_V1.70_PI_2019-04_EN
Place the device with the upper guide edge on
the top-hat rail.
Then press the device gently downward until it
engages with the fastening safety catch on the
top-hat rail.
When wiring the data lines, please refer to the description of the "FRIGOENTRY bus system".
We recommend the use of shielded cables for sensor extension.
Cable length
Cross section
Up to 100m
0.75mm²
Up to 400m
1.5mm²
Technical data
Power supply
230V~, +10% / -15%, approx. 5VA
Temperature sensor
2 x TRK277 or DGF
Current input
2 x current input, 4…20mA (I1 and І2)
Digital inputs
Inputs for voltage-free contacts:
4 x multifunction input
Output relay
4 x normally open contact, 230V~, 4(2)A, rated voltage 250V~
Analogue output
1 x 0…10V=, non-isolated, max. load 1mA, alternatively for actuating
an electronic relay ATV230
Central unit
Single-chip microcomputer, data memory
Monitoring system
Monitoring of connected sensors, self-monitoring of data memory
and microcomputer
Communication
3-wire CAN bus interface with integrated power supply, galvanically
isolated, service socket
Dimensions
(WxHxD) 106 x 90 x 58mm (DIN 43880)
Fastening
Top-hat rail TH 35-15 or TH 35-7.5 (DIN EN 60715)
Ambient temperature
Operation: 0...+55°C, storage: -25...+70°C
Weight
About 450g
CE conformity
− 2014/30/EU (EMC Directive)
− 2014/35/EU (Low Voltage Directive)
EAC conformity
− TR CU 004/2011
− TR CU 020/2011
RoHS II
Valid from
Version 1.70
NOTE
 You can find more information about the device in the Wurm Infocenter.