Hf Pulse Inputs (High Frequency); Encoder Input - Honeywell EK280 Operating Instructions Manual

Volume conversion device
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26
Data
Open-circuit voltage U
Internal resistance R
Short circuit current I
Switch point "ON":
Switch point "OFF":
Pulse duration t
Pause duration t
Counting frequency f
Counting frequency f for input 3

3.7.2 HF pulse inputs (high frequency)

High frequency pulse transducers can only be connected to inputs 1 and 2
(terminals DE1 and DE2) (see chapter 5.2.1.3).
Data
Open-circuit voltage
"High" switching level
"Low" switching level
Input frequency

3.7.3 Encoder input

An encoder can only be connected to input 1 (terminal DE1).
Data
Encoder protocol
0
I
K
▪ Resistance R
▪ Voltage U
▪ Resistance R
▪ Voltage U
e
a
Value
max.
e
max.
e
min.
a
min.
a
min.
min.
max.
max.
Value
7.5 ... 8.5
max. 1.2
min. 2.1
max. 2500
Value
Namur, SCR
Technical data
Unit
5.0
V
1
μA
5
100
0.8
V
2
3
V
62.5
ms
62.5
ms
10
Hz
6
Hz
Unit
V
mA
mA
Hz
Unit
-

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