Instruction manual
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Copyright © REA Elektronik
REA JET HR
pro
2K / 4K
V 3.5x_001 28.05.2015
4.2.12.1.2
Electrical limit values of digital inputs and outputs (A8, A14)
Name / Function
Value
Unit
Tolerance
V
out HR
Output voltage of HR
24
V DC
+/- 10 %
I
total max.
max. load of HR output voltage (load
voltage)
1,000
mA
V
in I/O
UB+ to supply the HR I/O circuit
(galvanically isolated)
24
V DC
+/- 10 %
I
in I/O
max. power to supply the HR I/O
circuit (galvanically isolated)
1,000
mA
Inputs
V
in L
Input voltage "Low
– Pegel"
< 5
V DC
V
in H
Input voltage "High
– Pegel"
> 11
V DC
I
in max.
max. input voltage per input
4
mA
t
min
min. signal power-on time
100
µs
Outputs
V
out
Output voltage of outputs
High Pegel
V DC
I
out max.
max. load current per output
250
mA
I
total max.
max. total current (load current)
700
mA
t
min
min. signal power-on time
< 0.5
µs
Table 23: Electrical limit values of digital I/O
(=A8, A14)
4.2.12.1.3
Functional circuit diagram limit values of digital inputs and outputs (A8,
A14)
Circuit diagram 2: Functional circuit diagram of the 4 digital outputs with internal power supply
(=A8, A14)
