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ACA-20PC Series
Digital, LED-Display AC Ammeters with
Built-in Current Transformers
Performance/Functional Speci?cations
Typical at T A = +25°C, unless otherwise noted. ?
Full-Scale Current (45-450Hz) ?
Min.
Typ.
Max.
Units
Physical/Environmental
ACA-20PC-1-XXX-XX
–
–
1.999
Amps
Case Material
Polycarbonate
ACA-20PC-2-XXX-XX ?
ACA-20PC-3-XXX-XX
ACA-20PC-4-XXX-XX
DMS-30798-C
Overcurrent Rating ?
Performance
Sampling Rate
Accuracy ?
–
–
–
–
– 19.99 Amps
– 50.0 Amps
– 100.0 Amps
– 30.0 Amps
1.5 x rated full-scale current
2.5 reading per second
±0.15%FS ±6 Counts
Dimensions
Weight:
ACA-20PC-1-XXX-XX
ACA-20PC-2-XXX-XX
ACA-20PC-3-XXX-XX
ACA-20PC-4-XXX-XX
DMS-30798-C
1.38”W x 0.88”H. Depth is model depen-
dent (see mechanical speci?cation)
1.1 ounces (31 grams)
1.1 ounces (31 grams)
1.3 ounces (37 grams)
1.5 ounces (43 grams)
1.0 ounces (28 grams)
Measurement Type
Sine wave input, full-wave averaging,
rms calibrated
? The ACA-20PC-1-AC1-RL and ACA-20PC-2-AC1-RL have 4-position on-board
Temperature Drift (0 = +60°C)
Zero Reading (Vin = 0 Volts)
Dielectric Withstanding Voltage
–
“–001”
2000
±0.2
“000”
–
±0.4
“001”
–
Cnts/°C
Counts
Vdc
terminal blocks. All other models have 2-position terminal blocks.
? Speci?ed full-scale currents are those passing through the built-in CT's
primary(load) circuit, over the frequency of 45-450Hz. The Overcurrent Rating
is a continuous rating that applies to the measured ac load current. It does
UL/IEC61010-1
Power Supply Voltage ?
Measurement category II
not apply to any circuitry external to the meter. Accuracy is guaranteed to the
rated current.
? For the ACA-20PC-2-AC1-RL, if the load is connected to the meter's on-board
ACA-20PC-X-AC1-RL (47-99Hz)
ACA-20PC-X-DC1-RL
85
+4.75
120
–
264
+40
Vac
Vdc
4-position terminal block, the 20A full scale range requires 12AWG solid
copper wire on all connections. If 14AWG solid copper wire is used, the current
should be limited to 15A. See Figure 3.
Power Supply Current ?
? All speci?ed maximum power supply currents are steady-state values.
ACA-20PC-X-AC1-RL (47-99Hz)
ACA-20PC-X-DC1-RL
–
–
30
+8
50
+12
mA
mAdc
AC-powered models can draw higher surges at initial turn-on.
? Maximum reverse polarity protection on "DC1" models is –40Vdc.
Power Supply Terminal Block
ACA-20PC-1-AC1-RL and ACA-20PC-2-AC1-RL
(2A and 20A ac-powered models with 4-position terminal blocks):
Wire Size and Type 12-20AWG (solid), 14-20AWG (stranded)
Ordering Information
ACA - 20PC - 1 - AC1 - RL - L - C
Insulation Strip Length
Screw Tightening Torque
Maximum Rated Current
0.25 inches
4.4 lb·in (0.5N·m) ±20%
20A with 12AWG solid wire; 15A with
14AWG solid or stranded wire
(45-450Hz)
Input Range:
1 = 1.999A
2 = 19.99A
3 = 50.0A
RoHS
Leaded CT (100A model)
LED Color:
RL = Red Standard
BL = Blue Standard
Maximum Rated Voltage
630V (VDE 0110-V. Group 2)
4 = 100.0A
Power Supply:
PGL = Green Standard
250V (VDE 0110-V Group 3)
ACA-20PC-X-XXX-XX
(All other ac or dc-powered models wi th 2-position terminal blocks):
AC1 = 85-264Vac@50/60Hz
DC1 = +5-40Vdc
Wire Size and Type
Insulation Strip Length
Screw Tightening Torque
16-24AWG (solid or stranded)
0.25 inches
2.2 lb·in (0.25 N·m) ±20%
DMS-30798-C: 30Amp model with a wire lead CT and “-AC1”
power supply speci?cations. See Mechanical section for dimensions.
Accessories: DMS-20-CP Panel cutout punch
Display
Display Type and Size
Overrange Indication
Decimal Point
Physical/Environmental
3? digit, 0.37"/9.4mm high LED
“1_ _ _”
Fixed, model dependent
A DMS-BZL4-C bezel assembly with sealing gasket is supplied with each ammeter.
Operating Temperature
Storage Temperature
Humidity (non-condensing)
0
–40
0
–
–
–
+60
+75
95
°C
°C
%
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MPM_ACA_20PC.B12 Page 2 of 6
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相关代理商/技术参数
ACA-20PC-4-DC1-RL-L-C
制造商:MURATA-PS 制造商全称:Murata Power Solutions Inc. 功能描述:Digital, LED-Display AC Ammeters with Built-in Current Transformers
ACA-20RM
制造商:MURATA-PS 制造商全称:Murata Power Solutions Inc. 功能描述:True-RMS-AC Ammeters with Built-in CT
ACA-20RM-0-AC3-RL-C
功能描述:数字面板表 199.9mAInput TrueRMS-AC RoHS:否 制造商:Murata Power Solutions 设备类型:AC Voltmeters 显示器类型:LED, 3 Digit, Red 工作电源电压:85 VAC to 264 VAC 工作电源电流:50 mArms 输入电流:50 mA 输入频率: 输入电压:120 VAC 系列:DMS-20PC-1-LM
ACA-20RM-0-AC4-RL-C
功能描述:数字面板表 199.9mAInput TrueRMS-AC RoHS:否 制造商:Murata Power Solutions 设备类型:AC Voltmeters 显示器类型:LED, 3 Digit, Red 工作电源电压:85 VAC to 264 VAC 工作电源电流:50 mArms 输入电流:50 mA 输入频率: 输入电压:120 VAC 系列:DMS-20PC-1-LM
ACA-20RM-1-AC3-RL-C
功能描述:数字面板表 1.99AInput TrueRMS-AC RoHS:否 制造商:Murata Power Solutions 设备类型:AC Voltmeters 显示器类型:LED, 3 Digit, Red 工作电源电压:85 VAC to 264 VAC 工作电源电流:50 mArms 输入电流:50 mA 输入频率: 输入电压:120 VAC 系列:DMS-20PC-1-LM
ACA-20RM-1-AC4RL
功能描述:数字面板表 3 1/2 digit red ammeter RoHS:否 制造商:Murata Power Solutions 设备类型:AC Voltmeters 显示器类型:LED, 3 Digit, Red 工作电源电压:85 VAC to 264 VAC 工作电源电流:50 mArms 输入电流:50 mA 输入频率: 输入电压:120 VAC 系列:DMS-20PC-1-LM
ACA-20RM-1-AC4-RL
制造商:Murata Power Solutions 功能描述:True-RMS-AC Ammeters With Built-In CT
ACA-20RM-1-AC4-RL-C
功能描述:数字面板表 1.99AInput TrueRMS-AC RoHS:否 制造商:Murata Power Solutions 设备类型:AC Voltmeters 显示器类型:LED, 3 Digit, Red 工作电源电压:85 VAC to 264 VAC 工作电源电流:50 mArms 输入电流:50 mA 输入频率: 输入电压:120 VAC 系列:DMS-20PC-1-LM