System manual CECX / Temperature module CECX-E-4E-T-P1
CECX-II 23-11
23.8 Technical data
General
Power supply voltage:
24 V DC from K Bus
5 V DC from K Bus
Addressing at K-Bus: Via 16-digit address switch, on the side
Connection terminals: Open terminals, grid dimension: 5.08 mm
Max. power consumption K Bus 24 V: 2.5 W
Max. power consumption K Bus 5 V: 0.3 W
Overvoltage category: II
Equipment class III according to EN 61131-2:2007
Environmental conditions
Operating temperature: +5 °C to +55 °C
Storage temperature: -40 °C to +70 °C
Relative humidity of air: 10 % to 95 % (non condensing)
Vibration resistance: according to IEC 61131-2:2007
Shock resistance: according to IEC 61131-2:2007
Temperature inputs
Number: 4
Sensor type: PT100
Resolution: 14 Bit
Measurement ranges: -100 °C to 850 °C
Linearization method: Internal
Input type: 4-conductor or 2-conductor measurement
Galvanic isolation: No
Calibration: Yes
Sensor failure detection: Yes
Constant current output:
600 μA (each type)
Scan repeat cycle: 2 ms
Input impedance at signal range:
10 MΩ
Input filter characteristic – order: First order
Input filter characteristic – transition
frequency:
15 Hz
Transformation method: Successive approximation
Monotonicity without error codes: Yes
Synchroneity control:
≤ 13.5 V
Synchroneity suppression: >80 dB
Value of the lowest-value Bit (LSB): 0.058 °C
Maximum permitted continuous over-
load (without damage):
≤ 30 V
Typ. temp. coefficient measurement
error:
≤ 10 ppm of FSV* / °C
Max. temp. coefficient measurement
error:
≤ 40 ppm of FSV* / °C
Biggest error at 77.00° F:
≤ 0.02 % of FSV* / °C
Mean value formation: Sliding mean value formation over 100 ms
*FSV … Scale end value
Interfaces
System bus-interface: Parallel bus interfaces, plug-in on side
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