Compact multifunction meter digital power meter Selec MFM284 

Type

Digital power meters

Rated power supply

85...270VAC

Measuring Parameters

Voltage (L-L), Voltage (L-N), Current (AC), Frequency (Hz), Power factor (PF), Apparent power (VA), Reactive power (var), Apparent energy (VAh), Reactive energy (varh), Demand (Min /Max Active Power), Demand (Min /Max Reactive Power), Demand (Max Apparent Power), Neutral current, Phase sequence detection, %THD upto 31st level max demand current, Active power (W), Active energy (Wh)

Measurement input type

AC voltage, AC current

Voltage measurement range

11...300VAC (L-N), 19...519VAC (L-L)

Current measurement range

5AAC

Display type

LCD display

Number of digit

3 rows with 4 digits per row, 1 rows of 8 digits

Display unit

VAC, AAC, PF, kWh

PV character colour

Black

Number of output

1

Output type

Pulse output

Communication interface

RS-485

Communication protocol

Modbus RTU

Sampling period

100ms

Feature

Transmission speed: 19200bps, Electrical connection: 1 phase 2 wire, Electrical connection: 2 phase 3 wire, Electrical connection: 3 phase 3 wire, Electrical connection: 3 phase 4 wire

Mounting method

Flush mounting

Panel cutout

W67xH67mm

Connection method

Screw terminal

Ambient temperature

-10...55°C

Ambient humidity

85% max.

Representative standard

CE

Approx. weight

318g

Overall width

76mm

Overall height

90.15mm

Overall depth

95.15mm