Festo CPX-CTEL-4-M12-5POL, Description

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A Commissioning
52 Festo – P.BE-CPX-CTEL-EN – 1601b – English
CTEL system
Design
Protocol I-Port
Number of I-Port interfaces 4
Maximum number of devices per I-Port 1
Maximum cable length per I-Port [m] 20
Number of inputs/outputs for module [byte] 32 I/32 O
Transmission rate (per I-Port) [kbps] 230.4
Internal cycle time (dependent on
the connected devices)
[ms] 1 per 1 byte of user data parallel each
connected device
Electrical connection 4 × sockets M12, 5-pin, A-coded
LED indicators Status system supply
Status load voltage
I-Port status/diagnostics
Module status
Maximum cable length between module
and device
[m] 20
Short-circuit protection
Supply for devices (PS) and load voltage (PL) Internal (electronic), separate for each
I-Port
Behaviour after short circuit Dependent on parameter “Behaviour
after short circuit”
Reverse polarity protection Separate for each system and load
voltage, not separated per I-Port
Parameterisation Module parameter
Diagnostic behaviour
Fail safe (per channel)
Forcing (per channel)
Idle mode (per channel)
Diagnostics
Module-oriented diagnostics Undervoltage PS
Undervoltage/short circuit of modules Undervoltage PL (over device)
I-Port Communication error
Short-circuit PS/PL
Device error
Undervoltage identification PS
1)
Trigger level [V] approx. 17.5
Hysteresis [mV] approx. 500
1) Measurement takes place in CTEL master module
Tab. A.3