Pulse Outputs (Open Collector) And Pulse Rates - Diehl Metering 171A/B Instructions De Montage Et D'utilisation

HYDRUS
7.

Pulse outputs (open collector) and pulse rates

Input voltage
Input current
Voltage drop at the active output
Current through inactive output
Reverse current
Pulse duration
Pulse break
Pulse frequency
Available pulse variants:
ƒ
Pulse 1: Total volume or forward volume
ƒ
Pulse 2: Forward volume or direction or fault
The pulse values can be configured as desired in the specified value range.
Nominal flow rate Q3
[m³/h]
Unit of display
shown pre-decimal
position
shown post-decimal
position
Pulse value
Pulse value 1
Pulse value 2
-18-
Deutsch
English
max. 30 V
max. 27 mA
max. 2 V / 27 mA
max. 5 μA / 30 V
max. 27 mA
min. 125 ms
(max. pulse frequency 20 Hz)
min. 125 ms
max. 4 Hz
1.6 / 2.5 / 6.3 / 10 / 16
4.0
m³ m³
5 6
3 2
decadic 1 – 1.000 L/
0.1 – 100 L/ pulse
pulse
0.1 L/pulse 10 L/pulse
1 L/pulse Direction
Français Português
25
m³
6
2
10 – 1.000 L/
pulse
10 L/pulse
Direction