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Power & Multifunction Meters

ABB A42 ENERGY METER 'SILVER', MODBUS RS485, SINGLE-PHASE, 6A A42-312-100

Product Code: A42-312-100

The A42-312 energy meter is a single-phase meter that operates at 230VAC and has a current transformer (CT) connection with a rating of 5A. It features both pulse output and Modbus RTU communication for easy data transfer. With an accuracy class of 1, this energy meter provides precise measurements within a range of 57.7V to 288V between the neutral (N) and line (L). It has a protection degree of IP20, ensuring its durability in various environments. The energy meter is equipped with a backlit pixel-oriented LCD display, making it easy to read and navigate. It falls under the Silver functionality sub-group, offering features such as active, reactive, and apparent energy measurement. It also supports import/export of energy and has resettable energy registers. You can choose between Class 0.5 or Class 1 accuracy for your specific needs. The meter supports tariffs for accurate billing purposes and includes fixed I/O options. Additionally, it provides measurement for active energy and offers pulse output/alarm functionality. With its compact design, the A42-312 energy meter is four modules wide and can be easily mounted on a DIN rail.

Technical Specifications

Brand ABB
Accuracy Class Active Energy Class B MID
Meter Type Transformer connected
Net Weight (g) 207
No. of Digital Inputs 2
No. of Digital Outputs 2
Number of Counter Positions 7
Output Type Pulse
Pulse Output Rate 1-999999
Sub-Function Silver
Accuracy ±1%
Communication Modbus RTU
Communication Interface Modbus RS485
Connection Type Transformer connected
Current Rating (A) 6
Degree of Protection IP20
Dimensions (mm) 70 X 26.5 X 65
Display Screen Type Digital
Enclosure Material Polycarbonate in transparent front glass. Glass reinforced polycarbonate in bottom case and upper case. Polycarbonate in terminal cover.
Function Electricity meter
Mounting Type DIN-Rail
No. of Phases Single-phase
No. of Poles 1P
Power Consumption (W) 0.801
Rated Current (A) 1 Maximum 6
Rated Frequency (Hz) 50 / 60
Rated Voltage (V) 57.7-288
Rated Voltage AC (V) 230
Width in Number of Modular Spacings 4

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