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51U-2A1-R2 数据表(PDF) 13 Page - M-System Co.,Ltd.

部件名 51U-2A1-R2
功能描述  Panel Mounted Multi Power Meter 51-UNIT
PDF  16 Pages
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制造商  MSYSTEM [M-System Co.,Ltd.]
网页  https://www.m-system.co.jp/
标志 MSYSTEM - M-System Co.,Ltd.

51U-2A1-R2 数据表(HTML) 13 Page - M-System Co.,Ltd.

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MODEL
51U-4
MODEL & SUFFIX CODE SELECTION
THREE-PHASE / 4-WIRE CONNECTION
ORDERING INFORMATION
Specify code number. (e.g. 51U-4D4-M1)
CONNECTION DIAGRAM
TERMINATOR
RS-485
DISPLAY
SWITCHING
POWER
Dis.
–
+
SL
•RS-485
Close across the terminator
when the unit is located at
the end of transmission line.
DISPLAY
SIWTCHING
POWER
Dis.
Ter
•Without Outputs
■ OUTPUT
•4 – 20mA DC, 3 points
(See the following pages.)
•4 – 20mA DC, 2 points
+ pulse 1 point
(See the following pages.)
•4 – 20mA DC, 2 points
+ reset input
(See the following pages.)
51U–4❑❑–❑❑
MODEL
INPUT (balanced)
4 : 3-phase / 4-wire, 110V / √ 3 V / 5A AC
DISPLAY ITEMS
A :A × 3
B :V × 3
C :A × 3, V × 3
D :A × 3, V × 3, kW
E :A × 3, V × 3, kWh
F :A × 3, kW, kWh
G : Hz, PF, kvar
J :A × 3, DA, MDA
L : Hz, PF, kW
M :PF, kW, kWh
N :V × 3, kW, kWh
P :A × 3 or DA or MDA, V × 3, kWh
Q :A × 3, PF, kW
R :A × 3, PF, kvar
S :A × 3 or PF, kW, kWh
T :A × 3, PF, kvarh
U :V × 3, Hz
X :A × 3, kvar, kvarh
Y : Hz, PF, kWh
V = Line voltage
A = Line current
kW = Kilowatt
kvar = Kilovar
PF = Power factor
Hz = Frequency
kWh = Kilowatthours kvarh = Kilovarhours
DA = Demand (current)
MDA = Maximum demand (current)
V0 = Zero-phase voltage
MV0 = Maximum zero-phase voltage
OUTPUT (selectable display items codes)
0 : None (J with reset input)
1 :4 – 20mA DC, 3 points (A B C D G L Q R U)
2 :4 – 20mA DC, 2 points + pulse
(E F M N P S T X Y)
3 :4 – 20mA DC, 2 points + reset input (J)
4 : RS-485
AUXILIARY POWER SUPPLY
M : 85 – 264V AC
R : 24V DC
P :110V DC
REMOTE CONTROL
1 : 85 – 132V AC or 85 – 143V DC
2 : 20 – 30V DC
3 : 170 – 264V AC
2L
2S
1L
1S
3S 3L
CH1
CH2
CH3
Dis
Output
Input
Power
Input
V1
E
N
PV2 V3 VN
V1
E
N
PV2
V3
VN
■ POWER & INPUT
CT
N
T
S
R
kl
KL
1S
1L
kl
KL
kl
KL
2L
2S
1L
1S
3S
3L
V2
V3
VN
U
VT
UU
V
uu
u
VV
vv
v
V1
2S
2L
3S
3L
Suffix Codes
C, D, E, F, G, L, M, N, P, Q, R, S, T, X, Y
Suffix Codes
C, D, E, F, G, L, M, N, P, Q, R, S, T, X, Y
2L
2S
1L
1S
3S
3L
A, J (measuring current only)
B, U (measuring voltage only)
E
N
P
A, J (measuring current only)
V1
E
N
PV2
V3
VN
B, U (measuring voltage only)
DC or AC
POWER
P. 13 / 16
ES-6481 Rev.9



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