Data Sheet

Single-phase
Multifunction, Bi-directional energy meter
MID certified with RS485 Modbus integrated
interface and backlit LCD display
• Display of total or partial (resettable) energy
consumption: kWh, kVAh or kvarh
• Scroll to view the following instantaneous
values: V, A, PF, kW, kVA, kvar, Hz and direction
of power flow
• 7 digit backlit LCD display
• Active power accuracy Class B according to
EN50470-3
• RS485 Modbus integrated communications port
• Programmable** SO pulse output for remote
energy monitoring according to EN62053-31
• Accessories: sealable tamperproof terminal
cover
• Protection category II
• 35mm rail (EN60715) mount
* Default transmission baud rate: 19 200 bps
** SO output can be associated with kWh, kVAh
or kvarh.
7E.64.8.230.0210
• Reference current 5A (40A Maximum)
• RS485 Modbus integrated interface
• 1-phase 230V50/60Hz
• MID certified
SO
+24V
COM
_
+
Modbus
For outline drawing see page 16
Specification
Reference/Maximum current I
n
/I
max
A 5/40
Starting current I
st
A 0.02
Minimum measured current I
min
A 0.25
Current range (within accuracy class) A 0.5…40
Maximum peak current A 1200 (10ms)
Supply (& monitored) voltage U
N
VAC 230
Operating range (0.8…1.2)U
N
Frequency Hz 50/60
Power consumption W/VA ≤0.5/1.5
Display
Seven digit counter - backlit LCD display
Max. totalising count/Min. increment kWh 999999.9/0.1
LED pulses per kWh 5000
LED pulse length ms 4±0.5
Modbus technical data
Bus System RS485 Modbus
Conforms to standard EIA RS485
Max. bus length m 1000
Max. Modbus energy meters connectable 32
Baud rate* Baud 2400, 4800, 9600, 19200, 38400
Output specification (SO+/SO–)
Number/Type 1 opto-isolated output
Voltage range/Maximum current
(conforming to EN62053-31) VDC/mA 3.3…27/1…27
Pulses per kWh** Imp/kWh** 1000
Pulse length ms 100 ± 2
Technical data
Accuracy class B
Ambient temperature (Within accuracy class) °C –25…+55
Protective class II
Protection category: Housing/terminals IP50/IP20
Approvals (according to type)
V-2018, www.findernet.com
7
E
7E
SERIES
7E SERIES
Energy meters