AMS B2x-Fx for active, reactive & apparent energy, multi-tariff, with RTC and data profiles

Single-phase static meters AMS B2x-Fx measure active, reactive and apparent energy, import/export power, maximum demand, voltage, current and power factor. Data in OBIS-coded registers displayed on LCD in cyclic or step mode.

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Features

Measurement of energy, power, voltage, current, power factor ... (+A, -A, +Ri, -Ri, +Rc, -Rc, +R, -R, +S, -S, +P, -P, Pmax, U, I, cos φ...)
Historical snapshots of selected registers created at the end of the calendar month - up to 15 monthly records
Event logs (magnetic field influence, voltage outages, meter cover tampering...) - number of events with the date of occurrence
Data logging in three independent profiles with selectable channels (20 channels)
Passive SO transmitting pulse outputs (separate for active and reactive energy)
Communication interfaces: optical, RS485 or Mesh with built-in or external antenna (EN 62056-21, mode C)
Available with disconnection function via disconnector, relay 1 and relay 2. The disconnection behaviour is defined by modes 0 to 6
Welded case on customer request
Removable and adjustable top hanger included in the package
Complies with IEC/EN 62052-11, IEC/EN 62053-21; EN 50470-1, EN 50470-3 and the requirements of Directive 2014/32/EU (MID) of the European Parliament and of the Council
Delivered initially verified for billing measurement of active energy.

Technical data

Accuracy class	A, B (MID); 2, 1 (EN 62053-21); 2 and 3 for reactive energy (IEC 62053-23)
Reference voltage [V]	220, 230, 240 (-30,+15%)
Nominal frequency [Hz]	50 (± 2 %)
Reference current Iref [A]	5 and 10
Transitional current Itr [A]	0,5 and 1
Starting current Ist [A]	≤ 0,02
Minimum current Imin [A]	0,25 and 0,5
Maximum current Imax [A]	60 (DIN terminal block), 100 (BS term.)
Power consumption - voltage circuit [VA/W]	≤ 3,0 / 1,7 (incl. RS 485)
Power consumption - current circuit(s) [VA]	≤ 0,02
Operating temperature	- 40 °C to + 70 °C
Mean temperature coefficient [%/K]	≤ 0,04
Pulse constant for test output kTO [imp/kWh]	Configurable: 1 - 30000, preset value: 5000
Mechanical and electromagnetic environment	M1, E2
Terminals current ; voltage ; auxiliary [mm] BS (DIN)	ø 8 ; ø 3 ; ø 3 (ø 7 ; ø 3 ; ø 3)
Weight [kg]	≤ 0,6
Dimensions - w x h/h´ x d [mm] BS (DIN)	130 x 129/190 x 60 (130 x 122/171 x 60)
Mounting hole spacing - w x h [mm] BS (DIN)	104 - 112 x 115 - 155 (92 - 112 x 115 - 155)
Protection degree	IP53
ISM - Mesh communication [MHz]	868 - 870
Output power	Preset 25,119 mW (14 dBm); optional 1 mW (0 dBm), 10 mW (10 dBm), 25,119 mW (14 dBm); 316,228 mW (25 dBm); 501,187 mW (27 dBm)
ISM Mesh range, line of sight [m]	150 for internal antenna; 300 for external antenna
ISM Mesh range indoors with obstacles [m]	25 for internal antenna; 50 for external antenna
Number of ISM - Mesh nodes	256
RS485 half-duplex - baud rate [Bd]	9 600, 19 200