
TABLE 3 : Energy Pulse Rate Divisor
5. Relay output (Optional) :
5.1 Pulse Output :
Pulse output is the potential free, very fast acting relay contact which can be used to drive
an external mechanical counter for energy measurement.
Rish EM 3490 SS has one pulse output.
One normally open & one normally closed
Relay Contact
60ms , 100ms or 200ms
Pulse Duration
Pulse Duration 60 ms,100 ms or 200 ms
Divisor
1
10
100
1000
Pulse rate
Pulse
System Power*
1per Whr
1per 10Whr
1per 100Whr
1 per 1000Whr
1per kWhr
1per 10kWhr
1per 100kWhr
1 per 1000kWhr
1per MWhr
1per 10MWhr
1per 100MWhr
1per 1000MWhr
Up to 3600W
Up to 3600W
Up to 3600W
Up to 3600W
Up to 3600kW
Up to 3600kW
Up to 3600kW
Up to 3600kW
Above 3600kW
Above 3600kW
Above 3600kW
Above 3600kW
1. For Energy Output in Wh
29