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Les langues disponibles
1.5b RS485 BACNET communication
Address number: 0...127
Transmission speed: 9,6 – 19,2 – 38,4 - 76,8 kbit/s
Parity bit: none – even – odd
Network address: 0...65535
1.6 Energy pulses
(where provided)
Quantity that can be coupled: active or reactive energy
Pulse weight: 1imp/0,1kWh(kvarh) - 1kWh(kvarh) - 10kWh(kvarh) – 100kWh(kvarh)
Width of the pulse: 50 – 100 – 200 – 300ms
1.7 Display contrast
Selectable values: 0...10
Level 2
Password = 2001
2.1 External VT and CT ratio
Ct =
External primary/secondary CT ratio
Vt
=External primary/secondary VT ratio
External CT ratio (Ct):
1...9999
External VT ratio (Vt):
1,0...400,0
Limit produced ratios CT x VT (Ct x Vt): 100000(CT/5A) – 400000(CT/1A)
For voltage direct connection
(with external voltage transformer)
By modifying the
CT
and/or
VT
ratios, the KWH meters are automatically reset
Phase sequence checking
Pressing
ENTER
key
(in any of the display pages)
tric
.
(phase sequence)
If the connection is right, the display doesn't change.
If the connection is wrong, Err 123 is displayed. In the case you have to modify the voltmetric
connection and repeat the checking until you get the correct sequence.
ATTENTION!
A wrong phase sequence may leads to measuring errors.
03/16 10783521 WEB E cod.MF6HT...
(ex. CT 800/5A Ct = 160)
(ex. VT 600/100V Vt = 6)
load Vt=1,0
you can check the correct connection of the voltme-
1.0 Password
1000
Keep simultaneously pressed the
2 keys
Load
password 1000
and confirms
moves the cursor
↵
increases the loaded value
confirms
Nemo D4-L+
until you display page:
5
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