| MODBUS offset | Description | Units | Data type |
|---|
| 7274 | Digital input control mode | | word |
| 8905 | Digital input status (only bit 1 is used): bit | | word |
| 9673 | Digital output control mode status | | word |
| 3000 | I1: phase 1 current | A | single |
| 3002 | I2: phase 2 current | A | single |
| 3004 | I3: phase 3 current | A | single |
| 3010 | Currentavg | A | single |
| 3020 | Voltage L1 L2 | V | single |
| 3022 | Voltage L2 L3 | V | single |
| 3024 | Voltage L3 L1 | V | single |
| 3026 | Voltage ll avg | V | single |
| 3028 | Voltage L1 N | V | single |
| 3030 | Voltage L2 N | V | single |
| 3032 | Voltage L3 N | V | single |
| 3036 | Voltage ln avg | V | single |
| 3054 | Active power phase 1 | kW | single |
| 3056 | Active power phase 2 | kW | single |
| 3058 | Active power phase 3 | kW | single |
| 3060 | Total active power | kW | single |
| 3068 | Total reactive power not applicable for iem3150 / iem3250 / iem3350 | kVAR | single |
| 3076 | Total apparent power not applicable for iem3150 / iem3250 / iem3350 | kVA | single |
| 3084 | Total power factor: 1 < pf | | single |
| 3110 | Frequency | Hz | single |
| 4191 | Multitariffs energy active rate 0: multi tariff disabled 1 to 4: rate A to rate D not applicable for iem3150 / iem3250 / iem3350 note: you can only set the tariff using this method if the tariff mode is set to by communication | | word |
| 3204 | Total active energy import | Wh | int64 |
| 3208 | Total active energy export not applicable for iem3150 / iem3250 / iem3350 | Wh | int64 |
| 3220 | Total reactive energy import not applicable for iem3150 / iem3250 / iem3350 | VARh | int64 |
| 3224 | Total reactive energy export not applicable for iem3150 / iem3250 / iem3350 | VARh | int64 |
| 3256 | Partial active energy import | Wh | int64 |
| 3272 | Partial reactive energy import not applicable for iem3150 / iem3250 / iem3350 | VARh | int64 |
| 3518 | Active energy import phase1 | Wh | int64 |
| 3522 | Active energy import phase 2 | Wh | int64 |
| 3526 | Active energy import phase 3 | Wh | int64 |
| 3558 | Input metering accumulation not applicable for iem3150 / iem3250 / iem3350 | Unit | int64 |
| 3701 | Demand method | | word |
| 3702 | Demand interval duration | Minute | word |
| 3766 | Active power demand | kW | single |
| 3770 | Active power peak demand | kW | single |
| 3782 | Reactive power demand | kVAR | single |
| 3786 | Reactive power peak demand | kVAR | single |
| 3798 | Apparent power demand | kVA | single |
| 3802 | Apparent power peak demand | kVA | single |
| 3814 | Current I1 demand | A | single |
| 3818 | Current I1 peak demand | A | single |
| 3830 | Current I2 demand | A | single |
| 3834 | Current I2 peak demand | A | single |
| 3846 | Current I3 demand | A | single |
| 3850 | Current I3 peak demand | A | single |
| 3878 | Current avg demand | A | single |
| 3882 | Current avg peak demand | A | single |
| 4196 | Rateaactive energy import | Wh | int64 |
| 4200 | Rate bactive energy import | Wh | int64 |
| 4204 | Rate cactive energy import | Wh | int64 |
| 4208 | Rate dactive energy import | Wh | int64 |
| 40201 | Demand method | | word |
| 40202 | Demand interval duration | Minute | word |
| 40208 | Active power demand | kW | single |
| 40210 | Active power peak demand | kW | single |
| 40216 | Reactive power demand | kVAR | single |
| 40218 | Reactive power peak demand | kVAR | single |
| 40224 | Apparent power demand | kVA | single |
| 40226 | Apparent power peak demand | kVA | single |
| 40232 | Current I1 demand | A | single |
| 40234 | Current I1 peak demand | A | single |
| 40240 | Current I2 demand | A | single |
| 40242 | Current I2 peak demand | A | single |
| 40248 | Current I3 demand | A | single |
| 40250 | Current I3 peak demand | A | single |
| 40264 | Current avg demand | A | single |
| 40266 | Current avg peak demand | A | single |
| 45100 | Total active energy import | Wh | single |
| 45102 | Total active energy export not applicable for iem3150 / iem3250 / iem3350 | Wh | single |
| 45104 | Total reactive energy import not applicable for iem3150 / iem3250 / iem3350 | VARh | single |
| 45106 | Total reactive energy export not applicable for iem3150 / iem3250 / iem3350 | VARh | single |
| 45108 | Partial active energy import | Wh | single |
| 45110 | Partial reactive energy import not applicable for iem3150 / iem3250 / iem3350 | VARh | single |
| 45112 | Active energy import phase 1 | Wh | single |
| 45114 | Active energy import phase 2 | Wh | single |
| 45116 | Active energy import phase 3 | Wh | single |
| 45118 | Input metering accumulation not applicable for iem3150 / iem3250 / iem3350 | Unit | single |
| 45120 | Rate A active energy import | Wh | single |
| 45122 | Rate B active energy import | Wh | single |
| 45124 | Rate C active energy import | Wh | single |
| 45126 | Rate D active energy import | Wh | single |