Diehl Metering DMDE-CE 118/6 Guide D'installation page 34

8.4 Pulse output function module
The module is equipped with 2 pulse outputs, which can be freely pro-
grammed using the IZAR@Mobile 2 software. The outputs are indicated
as "O1 - " and "O2 - " on the terminal strip and as Out1 and Out2 in
the display.
External supply:
Vcc = 3-30 VDC
ƒ
output current ≤ 20mA
with a residual voltage of
≤ 0.5V
ƒ
Open collector (drain)
ƒ
Electrically insulated
ƒ
Output 1: f ≤ 4 Hz
pulse width: 100 - 150 ms
pulse duration: 125 ms ±
10 %
pulse pause: ≥ 125 ms –
10 %
ƒ
Output 2: f ≤ 100 Hz
pulse duration/pulse
pause~1:1
ƒ
The volume pulse weight-
ing can be freely pro-
grammed
ƒ
Standard: last digit in the
display
8.5 Combined function module (IN/OUT)
The combined module has 2 inputs and 1 output.
See point 8.3 for the specific
characteristics on the pulse
input.
The pulse output is speci-
fied as pulse output 1 under
point 8.4, not however galvan-
ically isolated.
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Deutsch
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Heat
meter
Pulse
output
module
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external
V
CC
Pulse
GND