Data Sheet for Product
44
Smart Infrastructure
CE2N5324en
2021-03-
19
Communication
Pulse module
WZU-P2
Pulse outputs
● Number of outputs per module
● Standard pulses
– Pulse value
– Pulse length
– Period duration
● Pulse for operating states
– Pulse duration for "Ready"
– Pulse duration for "Fault"
– Period duration
● Fast pulses
– Pulse length
– Max. pulse frequency
● Fast pulses
– Pulse length
– Max. pulse frequency
● Type
● Voltage
● Current
● Classification per EN 1434-2
– Voltage drop
● Classification per EN 1434-2
– Voltage drop
Dielectric strength
2
For energy, volume and tariff register
1 kWh, 10 kWh, 1 MJ, 10 MJ, 100 MJ,
0.1 m
3
, 1 m
3
per pulse
100 ms conducting
>200 ms
0.1…0.25 ms conducting
Constantly non-conducting
500 ms
If 1 pulse module is fitted
2…100 ms in increments of 1 ms
33 Hz
If 2 pulse modules are fitted
5…100 ms in increments of 5 ms
33 Hz
Open collector
Max. DC 30 V
Max. 30 mA
OB
Approx. 1.3 V at 20 mA
OC
Approx. 0.3 V at 0.1 mA
500 V
eff
against ground
M-bus module
WZU-MB G4
WZU-MI
M-bus slave interface
● Voltage
● Power consumption
● Address
● Baud rate
● Polarity
● Galvanic isolation
– From meter
– From pulse inputs
As per EN 1434-3 and EN 13757-2 /-3
Max. DC 50 V
1 M-bus load (1.5 mA)
Primary or secondary
300, 1200, 2400, 4800, 9600 baud
Any
Yes
No