25
Frequency f
45,000 ..65,000 .. 100Hz
l
1
(EN 61557-12)
Harmonic distortion
factor of voltage
THDU, current THDI
0.0 .. 100.0
%
l
l
l
l
5
(EN 61557-12)
Harmonic
amplitudes of
voltage U
h2
...U
h51
,
current I
h2
… I
h51
0.0 .. 100.0
%
l
l
l
II
(IEC61000-4-7)
tr_I - Current transformer ratio = Transformer primary current / Current
transformer secondary current
tr_U - Voltage transformer ratio = Transformer primary voltage / Voltage
transformer secondary voltage
Power consumption:
- in supply circuit ≤ 6 VA
- in voltage circuit ≤ 0.5 VA
- in current circuit ≤ 0.1 VA
Readout field:
3.5’’ TFT full-color screen, resolution: 320 x 240 pixel
Relay outputs (A1, A2):
2 programmable relays, volt-free NO contacts,
load capacity (resistive) 0.5 A/250 V AC or 5 A/30 V DC
Switching number: mechanical min. 5
´
10
6
; electric min. 1
´
10
5
Analog output (0 .. 20 mA):
1 output: 0… 20 mA (4…20mA) program-
mable; Load resistance ≤ 400 Ω ; Voltage 10 V; Basic error 0.2%
Binary inputs (galvanically separated) B1, B2:
0 V d.c. – inactive
binary input; 5...24 V d.c. – active binary input
Inputs (T1, T2):
2 x Pt100, 2-wire, -50 ..+400 °C, basic error 0.5 %
Serial interface RS-485:
Modbus RTU 8N2, 8E1, 8O1, 8N1;
Address 1..247; Baud rate 4.8, 9.6, 19.2, 38.4, 57.6, 115.2 kbit/s
Maximum response time: 600 ms
Ethernet/Profinet interface (ND30
PNET
):
10/100 Base-T, RJ45 socket,
ICMP (Ping), Profinet version 2.2
Ethernet/BACnet IP interface (ND30
BAC
):
10/100 Base-T, RJ45 socket,
ICMP (Ping), BACnet IP ver.1, rev.12
Sampling:
A/D Converter 16-bit sampling rate 6.4 kHz at 50 Hz
7.68 kHz at 60 Hz; Simultaneous sampling of all loops, 128 samples per cycle
en
Summary of Contents for ND30BAC
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