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K3MA-J-A2 AC100-240

Process Meter

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Process Meter, DC voltage/DC current, Relay contact, 100 to 240 VAC

Power supply voltage 100 to 240 VAC 50/60 Hz
Input type DC voltage/DC current
Digits 5 digit (-19999 to 99999)

Item list of K3MA-J

  • Ratings/Specifications
Power supply voltage100 to 240 VAC 50/60 Hz
Allowable power supply voltage range85 to 110% of the power supply voltage
Power consumption6 VA max. (at maximum load)
Input typeDC voltage/DC current
Output typeJudgment output: Contact
Comparative output: OUT1, OUT2
Current measurement inputMeasurement range0-20: 0 to 20 mA
4-20: 4 to 20 mA
Indication range0-20: -2.00 to 22.00 mA
4-20: 2.00 to 22.00 mA
Accuracy±0.1% FS ±1 digit max. (23±3 ℃)
Input impedanceApprox. 45 Ω
Voltage measurement inputMeasurement range0-5: 0 to 5 V
1-5: 1 to 5 V
5: ±5 V
10: ±10 V
Indication range0-5: -0.500 to 5.500 V
1-5: 0.500 to 5.500 V
5: ±5.500 V
10: ±11.000 V
Accuracy0-5: ±0.1% FS ±1 digit max. (23±3 ℃)
1-5: ±0.1% FS ±1 digit max. (23±3 ℃)
5: ±0.1% FS ±1 digit max. (23±5 ℃)
10: ±0.1% FS ±1 digit max. (23±5 ℃)
Input impedance1 MΩ min.
Judgment outputContact output2 output (SPST-NO)
Rated load: Resistive load: 250 VAC 5 A (cosφ=1)/5 A at 30 VDC, Inductive load: 250 VAC 1 A (cosφ=0.4)/30 VDC 1 A (L/R=7 ms)
Minimum applicable load: 10 mA at 5 VDC (failure level: P Reference value)
Life expectancy: 100,000 operations min. (Electrical)/5,000,000 operations min. (Mechanical)
DisplayDisplay methodNegative LCD (backlit LED) 7-segment digital display
Digits5 digit (-19999 to 99999)
Character height14.2 mm (green/red)
A/D conversion methodDouble integral method
Sampling period250 ms
Comparative output response time750 ms max.
Insulation resistanceBetween the entire external terminal and case: 20 MΩ min. (at 500 VDC)
Between inputs, outputs, and power supply: 20 MΩ min. (at 500 VDC)
Dielectric strengthBetween the entire external terminal and case: 2,000 VAC 1 min
Noise immunity±1,500 V at power supply terminals in normal or common mode (waveform with 1-ns rising edge and pulse width of 1 µs/100 ns)
Vibration resistanceMalfunction: 10 to 55 Hz, Single amplitude 0.35 mm, 10 sweeps of 5 min each in X, Y, and Z directions
Shock resistanceMalfunction: 100 m/s2, 3 times each in 3 axes 6 directions
Degree of protectionFront: NEMA TYPE 4X for indoor use (equivalent to IP66)
Case rear: IP20
Terminals: IP00 + finger protection (VDE0106/100) with terminal Cover
Memory protectionNon-volatile memory (Number of rewrites: 100,000)
Ambient temperatureOperating: -10 to 55 ℃ (with no freezing or condensation)
Storage: -25 to 65 ℃ (with no freezing or condensation)
Ambient humidityOperating: 25 to 85 % (with no condensation)
AccessoriesWaterproof packing, Terminal Cover, Unit label
WeightApprox. 200 g
  • Dimensions

  • Connection diagram

Terminal arrangement

  • Internal connection

Series

Process Meter

K3MA-J