K3MA-J-A2 AC100-240 V Omron Digital Panel Meter
K3MA-J-A2 AC100-240 V Omron Digital Panel Meter
Supply voltage | AC100-240 V |
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Operating voltage range | 85% to 110% of the rated power supply voltage |
Power consumption | 4.5 W max. (24 VDC) 4.5 VA max. (24 VAC) |
Current measurement input (Input type) | DC current |
Current measurement input (Indication range) | Range 0-20: -2.00 to 22.00 mA Range 4-20: 0.00 to 22.00 mA |
Current measurement input (Accuracy) | Range 0-20: +/- 0.1% FS +/- 1 digit max. Range 4-20: +/- 0.1% FS +/- 1 digit max. (at 23 +/- 3 CEL) |
Current measurement input (Input impedance) | Range 0-20: 45 Ohm max. Range 4-20: 45 Ohm max. |
Voltage measurement input (Input type) | DC voltage |
Voltage measurement input (Measurement range) | Range 0-5: 0 to 5 V Range 1-5: 1 to 5 V Range 5: +/- 5 V Range 10: +/- 10 V |
Voltage measurement input (Indication range) | Range 0-5: -0.500 to 5.500 V Range 1-5: 0.500 to 5.500 V Range 5: +/- 5.500 V Range 10: -11.00 to 11.00 V |
Voltage measurement input (Accuracy) | Range 0-5: +/- 0.1% FS +/- 1 digit max. (at 23 +/- 3 CEL) Range 1-5: +/- 0.1% FS +/- 1 digit max. (at 23 +/- 3 CEL) Range 5: +/- 0.1% FS +/- 1 digit max. (at 23 +/- 5 CEL) Range 10: +/- 0.1% FS +/- 1 digit max. (at 23 +/- 5 CEL) |
Voltage measurement input (Input impedance) | Range 0-5: 1 MΩ min. Range 1-5: 1 MΩ min. Range 5: 1 MΩ min. Range 10: 1 MΩ min. |
Comparative output (Contact output) | Type: SPST-NO Rated load (Resistive loads): 250 VAC 5 A, 30 VDC 1 A Rated load (Inductive loads): 250 VAC 1 A, 30 VDC 1 A Min. permissible load: 5 VDC, 10 mA Mechanical life: 5,000,000 operations (at a switching frequency of 1,200 times/min) Electrical life: 100,000 operations min. (at rated load switching frequency of 10 times/min) at an ambient temperature of 20 CEL |
Display method | 7-segment digital display |
Digits | 5 digits |
Character height | 14.2 mm (green/red) |
Zero suppress | Yes |
Decimal point display position | Selected with parameters |
Key protect | Operation/Adjustment Lockouts, Setting Level Lockouts, Setting Change Lockout, Forced-zero Lockout |
Filters function | Average processing |
Input Compensation function | Forced-zero, Zero-limit |
Display function | Scaling, Teaching, Display Color Selection, Max./Min. Hold |
Outputs function | Comparative Output Pattern, Hysteresis |
Other function | Parameter initialization |
Display range | -19999 to 99999 |
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A/D conversion method | Double integral method |
Sampling period | 250 ms |
Display refresh period | Sampling period (sampling times multiplied by number of measurements for averaging if average processing is selected.) |
Comparative output response time | 750 ms max. |
Insulation resistance | 20 MOhm min. (at 500 VDC) between external terminals and case. Insulation provided between inputs, outputs and power supply. |
Dielectric strength | 2,000 VAC 1min (between external terminals and case) |
Noise immunity | +/- 480 V at power supply terminals in normal mode +/- 1,500 V at power supply terminals in common mode (waveform with 1-ns rising edge and pulse width of 1 us/100 ns) |
Vibration resistance | Malfunction: 10 to 55 Hz, Acceleration: 50 m/s**2, 5 min 10 sweeps each in X, Y, and Z directions |
Shock resistance | Malfunction: 100 m/s**2, 3 times each in 3 axes 6 directions |
Degree of protection | Front panel: NEMA4X for indoor use (equivalent to IP66) Rear case: IP20 Terminals: IP00 + finger protection (VDE0106/100) |
Memory protection | EE-PROM (non-volatile memory) Number of rewrites: 100,000 |
Accessories | Watertight packing, Fixtures, Terminal cover, Unit stickers, Instruction manual |
Weight (Main) | Approx. 200 g |
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