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Energy efficiency
EQ meters B series

Technical features
B series
Outputs
Type Transistor or MOSFET
Current 2 - 100 mA
Voltage 5 - 240 V AC/DC. For meters with only 1 output 5 -
40 VDC.
B series
Pulse output frequency Programmable 1 - 999999 imp/kWh
Pulse length Programmable 10 - 990 ms
Terminal wire area 0.5 - 1 mm 2
Recommended tightening torque 0.25 Nm
8
Inputs
Voltage 0 - 240 V AC/DC
OFF 0 - 5 V AC/DC
ON 57 - 240 V AC/24 - 240 V DC
Min. pulse length 30 ms
Terminal wire area 0.5 - 1 mm 2
Recommended tightening torque 0.25 Nm
EMC compatibility
Impulse voltage test 6 kV 1.2/50μs (IEC 60060-1)
Surge voltage test 4 kV 1.2/50μs (IEC 61000-4-5)
Fast transient burn test 4kV (IEC 61000-4-4)
Immunity to electromagnetic HF-fields 80 MHz - 2 GHz (IEC 61000-4-6)
Immunity to conducted disturbance 150kHz - 80MHz (IEC 61000-4-6)
Immunity to disturbance with harmonics 2kHz - 150kHz
Radio frequency emission EN 55022, class B (CISPR22)
Electrostatic discharge 15 kV (IEC 61000-4-2)
Standards IEC 62052-11, IEC 62053-21 class 1 & 2, IEC 62053-22 class
0,5 S, IEC 62053-23 class 2, IEC 62054-21, GB/T 17215.211-
2006, GB/T 17215.312-2008 class 1 & 2, GB/T 17215.322-
2008 class 0,5 S, GB 4208-2008, EN 50470-1, EN 50470-3
category A, B & C
Mechanical
Material Polycarbonate in transparent front glass. Glass
reinforced polycarbonate in bottom case and
upper case. Polycarbonate in terminal cover.
Dimensions B21 B23/B24
Width 35 mm 70 mm
Height 97 mm 97 mm
Depth 65 mm 65 mm
DIN modules 2 4