Festo CPX-2AA-U-I, Electronic Manual

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A. Technical appendix
A−5
Festo P.BE−CPX−AX−EN en 0503b
A.2 T ec h nica l s p eci f icati o ns of ana log ue in p ut m od u l e C P X −4A E −I
T ec h nica l s p eci f icati o ns
C P X −4A E −I
Cu rr ent in p uts
General technical specifications of the
CPX terminal See CPX system manual
Protection class as per EN 60529 See technical specifications of the fitted sub−base
(appendix A.5)
Operating voltage supply for
electronics/sensors (V
EL/SEN
)
Rated voltage
Internal current consumption at 24 V
(internal electronics)
24 V DC ± 25 %
Typ. 50 mA
Analogue inputs
Channels
Signal ranges
Signal range selection
Cable length
Resolution (A−D converter, internal)
Isolation voltage
Potential connection
Analoge value formation
Measuring principle
Conversion time per channel
Module cycle time
Interference suppression
Common−mode interference (Vpp)
Crosstalk between inputs
Total of 4 input channels per module
0 ... 20 mA / 4 ... 20 mA
Can be selected channel by channel with DIL switch or
software
Max. 30 m, screened/shielded
12 bits
500 V DC
Highly resistive + capacitive connection to FE
Suk. Approximation
Typ. 150 s
Ţ
10 ms
Min. 70 dB
Min. −50dB
Permitted potential differences
Between input channels
Between inputs and FE 0 V AC
30 V DC