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Customized digital ammeter for absenteeism enterprises
Customized digital ammeter for absenteeism enterprises
Product details
Customized digital ammeter for absenteeism enterprises
Johnson's latest customized digital ammeter for industrial and mining enterprises in 2015TECHNICAL INDEX
| accuracy class |
U. I is at level 0.2, P and Q are at level 0.5, active energy is at level 0.5, and reactive energy is at level 2 |
| display | LED or LCD display |
| Network | Three phase three wire, three phase four wire |
| pulse output | 2-channel power pulse output, optocoupler relay |
| Input Current |
Current AC1A, AC5A, AC10A, AC500mA, DC5A, DC20mA, etc |
| INPUT VOLTAGE |
Current AC100V, AC220V, AC380V, DC100V, DC200V, DC380V, DC75mV, etc |
| overload |
Continuous: 1.2 times, instantaneous: voltage 2 times (10 seconds), current 10 times (5 seconds) |
| frequency |
50/60Hz±10% |
| Auxiliary power supply |
Standard AC220V ± 5%, optional AC/DC80-265V |
| power |
<> |
| Dielectric Strength |
AC2kV |
| insulation resistance |
≥100MΩ |
| Mean time between failures |
≥50000 |
| working conditions |
Environmental temperature: -10~550 ℃, relative humidity ≤ 93%, non corrosive gas environment, altitude ≤ 2500m |
| Transmission output | Analog transmission output 0/4-20mA or 0-5/10V |
| Digital Communication (C) |
RS-485 interface, MODBUS-RTU protocol, default wave rate of 9600 (optional 4800, 9600) bps |
| Switching input (K) |
1-4 switch inputs, dry node mode (refer to specification and model description for details) |
| Alarm output (J) |
1-4 channel switch alarm output, relay contacts (refer to specification and model description for details) |
The target application scenarios for Johnson's latest customized digital ammeter for industrial use in 2015 are:The dedicated digital ammeter for absenteeism enterprises is designed for power monitoring in power systems, industrial and mining enterprises, public facilities, and intelligent buildings
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