Energy Management
Energy Meter
Type EM111
Single phase energy meter
Class 1 (kWh) according to EN62053-21
Class B (kWh) according to EN50470-3
Accuracy 0.5% RDG (current/voltage)
Direct current measurement up to 45AAC
Backlit LCD display with integrated touch key-pad
Energy readout on display: 7 digit
Variable readout on display: 4 digit
Energy measurement: kWh and kvarh (imported/
exported); kWh+ by 2 tariffs
System variables, kW, kvar, V, A, PF, Hz, kWdmd,
kWdmd peak
Self power supply
Dimensions: 1-DIN module
Protection degree (front): IP51
Pulse output (optional, by opto-mosfet)
Easy connection or wrong current direction detection RS485 Modbus port (optional)
Other versions available (not certified, option X: M-bus port (optional)
see how to order on the next page Digital input (for tariff management)
Product description
Single-phase energy meter applications up to 45 A consider only the imported to the active energy being
with backlit LCD display with (direct connection), with one. Housing for DIN-rail measured, RS485 Modbus
integrated touch keypad. dual tariff management mounting, with IP51 front port or M-bus port. Available
Particularly indicated for availability. It can measure degree protection. The meter for legal metrology (PF
active energy metering imported and exported is optionally provided with option, only for imported
and for cost allocation in energy or be programmed to pulse output proportional energy).
How to order
EM111-DIN AV8 1 X O1 X
STANDARD
Model
Range code
Not certified according to MID Directive. Cannot be
System
used for fiscal (legal) metrology.
Power supply
Output
Option
Type Selection
Range code System Power supply Output
AV8: 230VLN AC - 5(45)A 1: 1-phase 2-wire X: Self power supply O1: pulse output
(Direct connection) -30% +20% of the
S1: RS485 Modbus port
rated measuring input
AV7: 120VLN AC - 5(45)A
M1: M-bus port
voltage, 45 to 65Hz
(Direct connection)
Option
X: none
Specification are subject to change without notice EM111 DS 021214
1EM111
Input specifications
Rated Inputs Energies (negative) 0.1kWh or kvarh (display:
Current type 1-phase loads, direct autoranging up to 1 kWh
connection or kvarh) 0.01kWh or kvarh
Current range 5(45)A (serial comm.)
Nominal voltage 230VLN AC (AV8 option), Energy additional errors
120 VLN (AV7 option) Influence quantities According to EN62053-21
Accuracy Temperature drift 200ppm/C
(@25C 5C, R.H. 60%, Sampling rate 4096 samples/s @ 50Hz
45 to 65 Hz) 4096 samples/s @ 60Hz
AV7 Imin=0.25A; Ib: 5A, Imax:
Display and touch key-pad
45A; Un: 120VLN -30%
Type Backlit LCD, 7-digit, h 6
+30%
mm
AV8 Imin=0.25A; Ib: 5A, Imax:
Read-out Energy: 8 digit. Variables: 4
45A; Un: 230VLN -30%
digit
+20%
Touch key 2 (Enter and UP). Scolling
Current (AV7, AV8) From 0.04Ib to 0.2Ib:
the keys up and down the
(0.5%RDG+1DGT)
functions UP and DOWN
From 0.2Ib to Imax:
can be carried out
(0.5%RDG)
Max. and Min. indication Max. 999 999.9
Phase-neutral voltage In the range Un: (0.5%
Min. 0.0
RDG)
Memory energy storage
Frequency Range: 45 to 65Hz.
Energy 10^10 cycles. Energy value
Active power From 0.05 In to Imax,
is saved every time the less
within Un range, PF=1:
significant digit increases.
(1% RDG)
Programming parameters 10^10 cycles. When a
From 0.1 In to Imax, within
parameter is modified, only
Un range, PF=0.5L or 0.8C:
the relevant memory cell is
(1% RDG)
overwritten
Power factor [0.001+1%(1.000 - PF
LEDs Flashing red light pulses
RDG)]
according to EN50470-3,
Reactive power From 0.05 In to Imax,
EN62052-11, 1000 imp./
within Un range, sinph=1:
kWh (min. period: 90ms)
(2% RDG)
Fix orange light: wrong
From 0.1 In to Imax, within
current direction (only
Un range, sinph=0.5L or
with PF option or with B
0.8C: (2% RDG)
measurement selection in
Energies
case of X option)
Active energy Class 1 according to
Current overloads
EN62053-21
Continuous 45A, @ 50Hz
Reactive energy Class 2 according to
For 10ms 1350 A
EN62053-23
Voltage Overloads
Start-up current: 20mA (AV7, AV8)
Continuous 1.2 Un
Self-consumption is not
For 500ms 2 Un
measured.
Input impedance
Start-up voltage 84VLN (AV7), 161VLN (AV8)
Voltage input 230VL-N 1.2 Mohm
Resolution
Voltage input 120VL-N 1.2 Mohm
(also via serial port)
Current inputs: 5(45) A < 0.5 VA
Current 0.1A
Voltage 0.1V
Power 0.1kW or kvar
Frequency 0.1 Hz
PF 0.01
Energies (positive) 0.01kWh or kvarh (display:
autoranging up to 1 kWh
or kvarh) 0.01kWh or kvarh
(serial comm.)
Specification are subject to change without notice EM111 DS 021214
2