| Model No |
Input |
Output |
Functions |
Applications |
| AT-740-WT1/ WT2/ WT3-Watt transducer |
AC input: 110V/ 1A-110V/ 5A-220V/ 1A-220V/ 5A |
DC voltage/current output |
1∮2W/1∮3W/3∮3W |
Monitoring of electric power |
| AT-740-WH1/ WH2/ WH3-Watt-Hour transducer |
AC input: 110V/ 1A-110V/ 5A-220V/ 1A-220V/ 5A |
1000 pulse/ KWH-10,000 pulse/ KWH-100,000 pulse/ kWH-Specified |
1∮2W/1∮3W/3∮3W |
Accumulation of power consumption |
| AT-740-VR1/ VR2/ VR3-Var transducer |
AC input: 110V/ 1A-110V/ 5A-220V/ 1A-220V/ 5A |
DC voltage/ current output |
1∮2W/1∮3W/3∮3W |
Central monitoring of electric power quality |
| AT-740-VAV/ VAI/ IAV/ IAI-AT-740-VEV/ VEI/ IEV/ IEI-AC Converter |
AC voltage/ current input |
DC voltage/ current output |
Average with RMS calibration RMS |
Conversion of AC signals from tachometer |
| AT-740-PAI/ PAV/ PEI/ PEV-PT Voltage transducer/AT-740-CAI/ CAV/ CEI/ CEV-CT Current transducer |
PT voltage/CT current |
DC voltage/ current output |
Average with RMS calibration RMS |
Monitoring of electric power systems-Central remote control and data acquisition |
| AT-740-HZ-Power frequency converter |
Frequency: 45 -55Hz/ 55 - 65Hz/45 - 65Hz/Specified |
DC voltage/ current output |
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monitoring power frequency in electric power system |
