| Model |
LM3/6-DV |
LM3/6-DA |
LM3/6-AV |
LM3/6-AA |
| Size |
• LM3 : 96(W) X 48(H) X 68(D) mm • LM6 : 72(W) X 36(H) X 81(D) mm |
| Power |
100 - 240 V a.c. 50/60 Hz |
Power
Consumption |
• LM3-N: 6 VA or less • LM3-3R/3RC: 10 VA or less • LM3-3RT: 11 VA or less
• LM3-3NC/3PC: 9 VA or less • LM3-3NT/3PT: 10 VA or less
• LM6-N: 5 VA or less • LM6-3R: 7 VA or less
• LM6-3N/3P: 5 VA or less • LM6-RC: 6 VA or less • LM6-RT: 7 VA or less |
| Input signal |
DC voltage |
DC current |
AC voltage / frequency |
AC current / frequency |
| Input range |
500 V / 100 V
50 V / 10 V
5 V / 1 V
200 mV / 50 mV |
5 A / 2 A
500 mA / 200 mA
50 mA / 4 - 20 mA
5 mA / 2 mA |
500 V / 250 V
110 V / 50 V
20 V / 10 V
2 V / 1 V |
5 A / 2 A
500 mA / 200 mA
50 mA / 20 mA |
AC measurement
method |
AVG / RMS selective measurement |
Input sampling
cycle |
50 ms |
| Input sampling method |
OVER sampling method using continuous approximation A / D converter |
Maximum
allowable input |
F.S. of each input range 110 % |
Frequency
measurement range |
0.2 ~ 9999 Hz
(Frequency measurement range depends on the decimal point position) |
| Display |
• Negative-LCD • 4 digit 2 rows • PV (White) • SV (Green) |
| Character size |
• LM3 : 17.6 X 10.6 mm • LM6 : 7.0 X 11.5 mm |
| Maximum display |
-9999 ~ 9999 |
| Display degree |
• [23 ℃ ± 5 ℃] - F.S. ± 0.1 % rdg ± 2 digit
• [23 ℃ ± 5 ℃, 5 A] - F.S. ± 0.3 % rdg ± 3 digit
• [50 ℃ ~ -10 ℃] - F.S. ± 0.5 % rdg ±3 digit |
• [23 ℃ ± 5 ℃] - F.S. ± 0.3 % rdg ±3 digit
• [23 ℃ ± 5 ℃, frequency] - F.S. ± 0.1 % rdg
± 2 digit
• [50 ℃ ~ -10 ℃] - F.S. ± 0.5 % rdg ± 3 digit |
| Control output |
• Contact output : 3 stage, SPST (1a), 250 V a.c. 5 A
• Solid state output: 3-stage, NPN or PNP open collector, 12 - 24 V d.c. 50 mA or less |
| Relay life time |
• Electrical (about 100,000 times, 250 V a.c. 5 A)
• Mechanical (about 5 million times) |
| Optional output |
• Transmission output (4-20 mA) • RS-485 output |
| External input |
• HOLD/ZERO Optional input • Non-voltage input
• Short circuit impedance: 300 Ω or less • Residual voltage: 1 V or less
• Impedance when open: 100 kΩ or more |
| Communication |
• Communication protocol : Modbus-RTU
• Communication method : RS-485 (2-wire half duplex)
• Communication speed : 2400 / 4800 / 9600 / 19200 / 38400 bps |
Insulation
Resistance |
100 ㏁ or more (500 V d.c. Mega standard, between conductive terminal and case |
| Withstand voltage |
2000 V a.c. 60 Hz 1 minute (between conductive terminal and case) |
| Noise |
± 2 kV(Between operation power terminals, Pulse width = 1 us,
Square wave noise by noise simulator) |
Vibration
resistance |
10 - 55 ㎐, Single amplitude 0.5 ㎜, 3-axis angular, 2 hours |
Protection
structure |
• IP66 (front) • Terminal block protection cover applied |
Ambient temperature
and humidity |
-10 ~ 50 ℃, 35 ~ 85% RH |
Storage
temperature |
-20 ~ 65 ℃ |
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