ETI DEC-2 Manual page 2

Connection scheme
IN
L1
L2
L3
N
1 3 5 7
20 21
EN50470-1/3
DEC-2
MID
Cl. B kWh
-25°C to 55°C
S.W. V1.0
A B C 800imp/kWh
3×230/400V
0,25÷5(80)A
0120
M17 50 Hz
SGS0169
2 4 6 8
OUT OUT
20, 21 – pulse output
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Assembly
1. Disconnect the power supply.
2. The indicator mounted on a rail in the distribution box.
3. Using a screwdriver, remove the screws and remove the front
shield meter terminals.
4. Power supply connected to the terminals 1 (L1), 3 (L2), 5 (L3).
5. Measuring circuit or a single receiver connected to terminal 2
(L1), 4 (L2), 6 (L3).
6. Connect the cable to the terminal N 7.
7. Additional pulse receiver connected to terminals 20(+)–21(–).
The terminals are located under the top shell meter terminals.
NOTE!
Additional pulse receiver is not required.
8. Install shield meter terminals.
L1
L2
L3
N
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Technical data
compliance MID Directive 2014/32/EU
reference voltage 3×400 V+N
base current
maximum current
minimum current
accuracy class
own power consumption <10 VA; <2 W
indication range 0÷999999.99 kWh
meter constant 800 pulse/kWh
current consumption signal 3×red LED
read-out signalling
pulse output
type open collector
voltage maximum
current maximum
pulse constant 800 pulse/kWh
pulse time
working temperature -20÷55°C
terminal 16 mm² screw terminals
dimensions 4.5 modules (75 mm)
mounting on the TH-35 rail
protection level
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General safety conditions
* Please read the manual carefully prior to installing the meter.
* The meter should be installed and operated by qualified person-
5 A nel familiar with the construction, operation and any hazards
63 A
involved.
0.04 A
* Do not install the meter if it is damaged or incomplete.
B
* The user is responsible for proper grounding, selection, instal-
lation and functionality of any other devices connected to the
meter, including security devices such as overcurrent protection
breakers, differential switches and surge protectors.
* Before connecting the power supply make sure that all cables are
red LED
connected properly.
* Always follow the operational conditions of the meter (voltage,
humidity, temperature).
30 V DC
* In order to avoid electric shock or damage to the meter, discon-
27 mA
nect the power before each change in connection configuration.
* Do not modify the device on your own, as this may cause damage
35 ms
or improper operation of the meter and consequently expose
the users to risk. In these cases the manufacturer is not liable for
ensuing events and reserves the right to refuse the warranty
claims on the counter
IP20
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D190206