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51U-2A0-R3 数据表(PDF) 7 Page - M-System Co.,Ltd.

部件名 51U-2A0-R3
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-2A0-R3 数据表(HTML) 7 Page - M-System Co.,Ltd.

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MODEL
51U-1
MODEL & SUFFIX CODE SELECTION
SINGLE-PHASE / 3-WIRE CONNECTION
ORDERING INFORMATION
Specify code number. (e.g. 51U-1D4-M1)
CONNECTION DIAGRAM
1S
V3
V2
V1
1L 3S
CH1
CH2
CH3
Dis
PN
E
3L
Output
Input
Power
■ POWER
N
PE
DC or AC
POWER
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–1❑❑–❑❑
MODEL
INPUT (balanced)
1 : Single-phase / 3-wire, 105V / 210V / 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
J :A × 3, DA, MDA
K :A × 3 or DA, MDA, alarm setpoint
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
S :A × 3 or PF, kW, kWh
U :V × 3, Hz
W :A × 3 or DA or MDA, V × 3, alarm setpoint
Y : Hz, PF, kWh
V = Line voltage
A = Line current
kW = Kilowatt
kWh = Kilowatthours
PF = Power factor
Hz = Frequency
DA = Demand (current)
MDA = Maximum demand (current)
OUTPUT (selectable display items codes)
0 : None (J K W with reset input)
1 :4 – 20mA DC, 3 points (A B C D L Q U)
2 :4 – 20mA DC, 2 points + pulse (E F M N P)
3 :4 – 20mA DC, 2 points + reset input (J)
4 : RS-485 (all codes selectable except K W)
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
1S
V2
VN
V1
1L
2S
2L
1S
1L
2S
2L
V2
VN
V1
■ INPUT
VN
V1
V2
CT
2
N
1
kl
KL
2S
2L
kl
KL
1S
1L
C, D, E, F, L, M, N, P, Q, S, W, Y
Suffix Codes
A, J, K (measuring current only)
B, U (measuring voltage only)
P. 7 / 16
ES-6481 Rev.9



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