Download Current Input Digital Power Meter RM-112

RM112
TAKEMOTODENKI
CORPORATION
Current Input Digital Power Meter RM-112
Type
RM−112−□□ □ − □ □ □ □
Specification
Standards：JIS C 1102, JIS C 1111
Input(Upper)
0： Nothing
1： 30V DC
Housing： Flame-proof
ABS Resin, UL94V-0
Screw Terminal： Input Terminal・ Power Terminal：M4
Output Terminal・ External Terminal Input：M3
2： 50V DC
3： 150V DC
Digital Display：Below 5 digits, Orange LED, Numeric Height 10mm
4： 300V DC
Isolation：Between Mutual input, Input− Output−
Auxiliary Power―Display Switch
5： 1mA DC With Multiplier(V Display)
6： 60mV DC With Shunt(A Display)
Sampling Cycle： 400μ s
7： 100mV DC With Shunt(A Display)
Blackout Compensation：Scale is stored in non-volatile memory.
8： 1∼5V DC (V Display)
A： DC Watt(Calculated Value Display)
E： 5A AC
F： 1A AC
G： AC150V(Rating 110V)
Input Specification
Measuring Item
Current DC
H： AC300V(Rating 220V)
J： Ah（ Integration）
K： Watt-hour（ Integration）
Rated Input
±60mV DC
±100mV DC
±300V DCま で
ﾀﾞｲﾚｸﾄ
Voltage DC
L： W(Calculated Value)/Wh(Integration)
Watt DC
Code：Same as Upper
Current AC
Input(Lower)
Voltage AC
Code：Same as Upper
Ah
Watt-hour
External Output
0： Nothing
Use of Multiplier
(Internal Impedence: 1.1kΩ)
1∼ 5V DC
※W & Wh are displayed in Lower display only.
Input(Middle)
±1mA DC
Note
Use of Shunt
(Internal Impedence: 10kΩ)
Current×Voltage
5A AC
1A AC
110V AC
220V AC
5.0 Ah
Max 150V
Max 300V
FS＝Rated Shunt
FS＝Current×Voltage
※1
Striking Current: 20mA(at Rated 5A)
※2
No-load Calculating
※1
※2
1： 4∼20mA
2： RS-485
Output Specification
4： 0∼1mA
5： 0∼10V
6： 1∼5V
7： 0∼5V
Auxiliary Power
1： 85∼ 143V DC／ 85∼264V AC
2： 20∼ 30V DC
External Operation Rated Input
1： 85∼ 132V AC or 85∼143V DC
2： 20∼ 30V DC
3： 170∼264V AC
LED BRIGHTNESS
No Symbol：Default
F： High Brightness LED・with screen filter
◆Analog Output
Allowable Load Resistance & Output Impedence
Range
4∼ 20mA DC
0∼ 1mA DC
0∼ 10V DC
1∼ 5V DC
0∼ 5V DC
Max Load Resistance
500Ω
10kΩ
5kΩ
※“-“ minus at each output channel is common.
◆Pulse Output
Scale Factor： 0.01, 0.1, １, 10, 100kWh/pulse
(Default: 1kWh/pulse)
Contact Capacity： 110V DC /110V AC 0.1A(Resistance Load)
Ordering Information Example
・Type：RM-112-111-111
・Special Code：
On-resistance：typically 30Ω , max50Ω
Pulse Width：100∼150ms(Output Range: Less than 12,000 pulse/h)
RM112
◆Communication Output
Standards：RS-485
Withstand Voltage： Between Input− Output− Aux. power− earth,
Speed： 1200・2400・4800・ 9600・19200 alternative
2000V AC 1 min.
Synchro System： Asynchronous
Between electric circuit− earth
Communication Control System：Polling/Selecting
(No applying voltage to output terminal)
Character Code： ASCII
2000V AC 1 min.
Lightning Impulse：all electric terminal―earth terminal 4.5kV
Data Type：
Blackout Compensation:
Start Bit
Data
Parity Bit
Stop Bit
1 bit
7 bits
Even
1 bit
Internal data & integrated value, for example,rated current & voltage
are stored in nonvolatile memory inside when auxiliary power stops.
Transmission Distance：Less than 1km(Maximal Unit: 32)
Cable： Shielded Twisted Pair Cable(CPEV-S0.9φ)
Terminator：Inside(Ter.Terminating Resistance Turnon with short circuit)
Outline Dimensional Drawing
Connector Pinouts
Installation
Power
Consumption Power
Voltage Measurement: Less than 0.3VA（ Each Phase）
Input
Current Measurement: Less than 0.1VA（Each Phase）
Power: Less than 10.0VA
Output
Auxiliary Power：85∼ 264V AC /85∼ 150V DC
20∼30V DC
Conservation Temperature：-20∼70℃
Operating Temperature： -10∼50℃
Operating Humidity：30∼85％RH(Non Condensing)
◆Power Terminal
Dimension：W110×H110×D126 mm
Aux. Power
Mass：Approx. 500g
Others:
・Never install in places which are subject to direct sunlight.
・Never install in places which are subject to dust.
◆Input Terminal
DC Input×3
Performance
Input
Input
Input
Tolerance
Item
Current DC
Voltage DC
Watt DC
Current AC
Voltage AC
Tolerance
±1.0％
±1.0％
±1.5％
±1.0％
±1.0％
3 DC Input
2 DC Input
1 DC Input
Permissible Limit：Accuracy of Reading
Item
Ampere-hour
Watt-hour
Load Current
(％ of rating)
5∼ 100
5∼ 100
Accuracy
±2.0％
±2.0％
Response Time(Within ±1％ of the last value)：Less than 4 sec
Display Update Time : 0.5 sec
Insulation Resistance : Between Input− Output− Aux. power− earth,
Over 100MΩ/500V DC
DC Input×2, AC Input×1
Input
Input
AC Current Input
(AC Voltage Input)
RM112
DC Input×1, AC Input×2
Input
AC A Input
(AC A Input
AC A Input
AC V Input)
(AC V Input
(AC V Input
AC A Input)
AC V Input)
◆Output Terminal
●No Output
Power
Display Switch
Input
●RS-485
Terminator
Power
Display Switch
Input
Communication
Output
●3 Analog Output
Analog
Output
Analog
Output
Analog
Output
Shunt, Multiplier Rating
Rated value not written in the table cannot be setup.
Rated Shunt Current
5A
10A
15A
20A
25A
30A
40A
50A
60A
75A
80A
100A
120A
150A
200A
250A
300A
400A
500A
600A
750A
800A
1000A
1200A
1500A
2000A
2500A
3000A
Rated Multiplier V
450V
500V
600V
700V
750V
1ｋ V
1.5ｋ V
2ｋ V
105ｋ V