5.2.2.10 X541 bidirectional digital inputs/outputs
Table 5-18 X541: Bidirectional digital inputs/outputs
Terminal Designation
1)
Technical data
6 M As input:
Voltage: -3 … +30 V DC
Electrical isolation: no
Reference potential: M
Input characteristic acc. to IEC 61131-2, type 1
Input voltage (including ripple)
"1" signal: 15 … 30 V
"0" signal: -3 … +5 V
Input current
at 24 V DC: typ. 9 mA
at <0.5 mA: Signal "0" reliably detected
Input delay:
for "0" to "1": Typ. 50 μs
for "1" to "0": typ. 100 µs
As output:
Voltage: 24 V DC
Electrical isolation: no
Reference potential: M
Output voltage
"1" signal, with load: > X524.+ -2 V
Output current
For each output: ≤ 0.5 A
Sum of all 4 outputs: ≤ 2 A
Residual current for "0" signal: < 0.5 mA
Short-circuit protection, automatic restart after a short-circuit
Load types: ohmic, capacitive, inductive
Output delay
for "0" → "1": typ. 150 μs / max. 500 μs (ohmic load)
for "1" → "0": typ. 50 µs (ohmic load)
Switching frequency
for ohmic load: max. 100 Hz
for inductive load: max. 0.5 Hz
for lamp load: max. 10 Hz
Lamp load: max. 5 W
5 DI/DO 11
4 DI/DO 10
3 DI/DO 9
2 DI/DO 8
1 +24 V Auxiliary voltage:
Voltage: +24 V DC
Max. Total load current of +24 V auxiliary voltage for terminals
X540 and X541 combined: 150 mA
Type: Screw terminal 1
1)
DI/DO: Bidirectional digital input/output; M: Electronics ground
Note
An open input is interpreted as "low".
Terminal Modules
5.2 Terminal Module TM31
Supplementary component descriptions
Manual, 06/2019 69
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