4 Digits LCD/LED display Configurable network selectionm Programmable CT/PT Primary/Secondary RS485 MODBUS RTU Communication Single pulse output Password protection
| Multifunction MeterMFM384 | Meter, Multifunction, LCD, HarmonicsMFM384 | Meter, Multifunction, LCDMFM383A | Meter, Multifunction, LEDMFM374 | |
| Type | 7 segment LED | LCD with backlight, Bargraph representation. | LCD with backlight | LED |
| Display Configuration | 3 rows of 4 digits | 4 rows of 4 digits, 1 row of 8 digits | 3 rows of 4 digits & lowest is 7 1/2 for Energy | 3 rows of 4 digits |
| Type of Inputs | 3Ø - 3/4 wire, 2Ø - 3 wire, 1Ø -Display 2 wire | 3Ø-3/4 wire, 2Ø-3 wire, 1Ø- 2 wire | 3Ø-3/4 wire, 2Ø-3 wire, 1Ø- 2 wire | 3Ø-3/4 wire, 2Ø-3 wire, 1Ø- 2 wire |
| Feature | Password protection | Password protection | Password protection | Password protection |
| Communication | Port: RS 485 (slave), Protocol: MODBUS | Port: RS 485, Protocol: MODBUS RTU | Port: RS 485, Protocol: MODBUS RTU | Port: RS 485 (slave), Protocol: MODBUS |
| CT Primary | 1A/5A to 10,000A (programmable for any value). | 1A/5A to 10,000A (programmable for any value) | 1A/5A to 10,000A (programmable for any value) | 1A/5A to 10,000A (programmable for any value) |
| CT Secondary | 1A or 5A. | 1 or 5 A | 1 or 5 A | 1 or 5 A |
| PT Primary | 100V to 500kV (programmable for any value) | 100V to 500kV (programmable for any value) | 100V- 10,000 (programmable for any value) | 100V to 500kV (programmable for any value) |
| PT Secondary | 100 to 500V AC (L-L) (programmable for any value) | 100 to 500V AC (L-L) (programmable for any value) | 100 to 500V AC (L-L) (programmable for any value) | 100 to 500V AC (L-L) (programmable for any value) |
| Rated Input current | Nominal 5A AC (14mA min; 6A max) | - | - | - |
| Supply Voltage | 24V AC, ±20% | 85-270V AC | 85-270V AC | 85-270V AC |
| Mounting Type | Panel mount | panel mount | panel mount | panel mount |