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Sensor Control Unit SCU 800
Unit
Manual
3
SYSTEM DESCRIPTION
d-LIST is a temperature measurement and heat detection system based on a sensor cable with
integrated temperature sensors, which can be used in the harshest environmental conditions due to its
sealed construction and high temperature resolution.
A d-LIST system consists of a control and evaluation unit (
SCU 800
,
S
ensor
C
ontrol
U
nit) with two
sensor cable ports and
SEC 15
sensor cable.
The SEC 15 sensor cable has addressable temperature sensors mounted on a 2-core flexible flat cable.
The digital temperature transmission allows maximum cable lengths of 250 m, respectively 99 sensors
for each of the two sensor cable ports.
Sensor spacing is application dependant and freely selectable. The sensor cable may also be branched,
as long as certain limitations are respected (
3.1 CABLE LENGTHS). The temperature sensor's fixed
addresses allow an exact physical location of each sensor.
Each sensor's position is indicated by a contiguous numerical imprint on the sensor cable jacket
Note:
A d-LIST system requires at least 10 sensors for a correct differential
evaluation.
An aluminium shield screens the cable from EMI. The jacket-material is flame-retarding and halogen-
free. The operating temperature range of the d-LIST sensor cable is specified from -40°C to +85°C.
Following sensor cable connection types are available:
SECcon:
Sensor cable prefabricated with connectors
SCU 800
CC 15 Connection cable
(E30 / E60, shielded)
SEC 15 (max. 99 sensors)
SEC 15 (max. 99 sensors)
END
SECcon connection
SECcon connection
END
(End cap)
(End cap)
Branching not possible.
250 m maximum total cable length per sensor cable port (SEC 15 + CC 15).
99 sensors maximum per sensor cable port.
Sensor cable is delivered prefabricated.
Quick connection on site - no special tools required.
60T023-04 / 30.04.2014
LISTEC GmbH
Page 9/44
Cable jacket Ø = 15 mm
Aluminium shield
Sensor (hybrid circuit)
2-core flexible flat cable
Filling material
Strain relief threads