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6 Appendix
35
Digital inputs : Logic S12, S22
Number of inputs
Input description
Input voltage range "0"-signal
Input current range "0"-signal
Input voltage range "1"-signal
Voltage at input and feedback circuit
Inrush current
Current consumption
Filter time
Maximum permissible total cable resistance
(input and reset circuit at U
)
s
Simultaneity
Suppressor circuit
Digital inputs: start circuit S34
Number of inputs
Input description
Input voltage range "1"-signal
Inrush current
Current consumption
Filter time
Maximum permissible total cable resistance
Simultaneity
Suppressor circuit
Relay outputs : enable current paths 13/14, 23/24
Number of outputs
Output description
Contact material
Switching voltage
Limiting continuous current
Inrush current
Square total current
2
2
2
2
I
= I
+ I
+ ... + I
TH
1
2
N
ESR5-NO-21-24VDC 11/23 MN049017EN Eaton.com
2
safety-related
0 V DC ... 5 V DC (S12)
0 mA ... 2 mA
20.4 V ... 26.4 V (S12)
approx. 24 V DC
< 100 mA (normally with U
at S12)
S
> -100 mA (normally with U
at S22))
S
normally 38 mA (S12)
normally -38 mA (S22)
normally 1 mA (with Us/Ix at S34)
No test pulses allowed.
50 Ω (input and start circuits at U
∞
Overvoltage protection, suppressor diode
1
safety-related
20.4 V ... 26.4 V
< 6 mA (normally at U
)
S
1 mA (normally at U
)
S
No test pulses allowed
50 Ω
∞
Suppressor diode
2
2 NO in series each, safety-related, potential-free
AgSnO
, + 0.2 μm Au
2
min. 10 V AC/DC
max. 250 V AC
6 A (NO)
(observe derating and load limit curve)
min. 10 mA
max. 6 A
2
72 A
(observe derating)
)
S
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