IB IL 24 DO 8 ...
5558_en_08 PHOENIX CONTACT 4
Signal delay upon power up of:
Nominal ohmic load 100 µs, typical
Nominal lamp load 100 ms, typical (with switching frequencies up to 8Hz; above this frequency
the lamp load responds like an ohmic load)
Nominal inductive load 100 ms, typical (1.2 H, 50 Ω)
Signal delay upon power down of:
Nominal ohmic load 1 ms, typical
Nominal lamp load 1 ms, typical
Nominal inductive load 50 ms, typical (1.2 H, 50 Ω)
Switching frequency with:
Nominal ohmic load 300 Hz, maximum
Nominal lamp load 300 Hz, maximum
Nominal inductive load 0.5 Hz, maximum (1.2 H, 48 Ω)
Overload response: Auto restart
Response time with ohmic overload (12 Ω) 3 s, approximately
Restart frequency with ohmic overload 400 Hz, approximately
Restart frequency with lamp overload 400 Hz, approximately
Response with inductive overload Output may be damaged
Response time in the event of a short circuit 400 ms, approximately
Reverse voltage protection against short pulses Protected against reverse voltages
Resistance to permanently applied reverse voltages Up to 2 A DC
Resistance to polarity reversal of the supply voltage Protective elements in the bus terminal or power terminal
Resistance to permanently applied surge voltage No
Validity of output data after connecting the 24 V voltage supply (power up) 5 ms, typical
Response upon power down The output follows the supply voltage without delay.
Limitation of the voltage induced on circuit interruption -15 V ≤ U
demag
≤ -46 V (U
demag
= demagnetization voltage)
Single maximum energy in free running 400 mJ, maximum
Protective circuit type Integrated 45 V Zener diode in the output chip
Overcurrent shutdown 0.7 A, minimum
Output current when switched off 300 µA, maximum
Output voltage when switched off 2 V, maximum
Output current with ground connection interrupt 25 mA, maximum
Switching power with ground connection interrupt 100 mW at 1 kΩ load resistance, typical
Inrush current with lamp load 1.5 A for 20 ms, maximum
Digital outputs (continued)
This switching frequency is limited by the selected data rate, the number of bus devices, the bus structure, the software and the control or
computer system used.
This switching frequency is limited by the selected data rate, the number of bus devices, the bus structure, the software and the control or
computer system used.
Output characteristic curve when switched on (typical)
Output current (A) Differential output voltage (V)
0 0
0.1 0.04
0.2 0.08
0.3 0.12
0.4 0.16
0.5 0.20