Inepro PRO380-S, PRO380-Mod, PRO380-Mb User Manual

User Manual

Product version: 1.03

©

2015 Inepro B.V. All rights reserved

PRO 380 Series MID

DIN rail 3 phase 4 wire

DIN rail 3 phase 3 wire

energy meter

PRO380-S

PRO380-Mb

PRO380-Mod

2 – Inepro Metering – PRO Series

1 Index

2 Safety instructions ......................................................................................................... 3

3 Foreword ........................................................................................................................ 5

4 Certificates ..................................................................................................................... 6

5 Specifications ................................................................................................................. 7

5.1 Performance criteria ........................................................................................... 7

5.2 Basic errors ....................................................................................................... 8

5.3 Infra-red specification ........................................................................................ 8

5.4 M-bus communication specifications (PRO380-Mb only) ........................................ 8

5.5 RS485 communication specifications (PRO380-Mod only) ..................................... 8

5.6 Dimensions ........................................................................................................ 9

5.7 Connection Diagram ......................................................................................... 11

6 Operation ......................................................................................................................12

6.1 Energy flow indication ...................................................................................... 12

6.2 Re-active energy indication ............................................................................... 12

6.3 Tariff indication ................................................................................................ 12

6.4 Reading the meter ........................................................................................... 12

6.5 LCD display of the meter .................................................................................. 12

6.6 Scrolling function ............................................................................................. 13

6.7 Changing the CT-ratio (only CT versions) .......................................................... 14

6.8 Back light ........................................................................................................ 14

6.9 S0 pulse output................................................................................................ 15

6.10 Setting the total (combined) energy calculation ................................................. 16

6.11 Communicating via the M-bus output(PRO380-Mb only) ..................................... 16

6.12 Communicating via the Modbus output(PRO380-Mod only) ................................. 16

7 Troubleshooting ...........................................................................................................17

7.1 Errors / Diagnostics display ............................................................................... 18

7.2 Technical support ............................................................................................. 18

1 Appendix PRO380 2 tariff function ..............................................................................19

2 Appendix PRO380-Mb ..................................................................................................20

3 Appendix PRO380-Mod ................................................................................................20

4 Appendix Infra-Red PC software ..................................................................................22

5 Appendix Registry matrix .............................................................................................23

Inepro Metering – PRO Series 1 – 3

2 Safety instructions

Information for your own safety

This manual does not contain all of the safety measures for operation of this meter because special
operating conditions, local code requirements or local regulations may necessitate further measures.
However, it does contain information which must be adhered to for your own personal safety and to
avoid material damage. This information is highlighted by a warning triangle with an exclamation mark
or a lightning bolt depending on the degree of actual or potential danger:

Warning

This means that failure to observe the instruction can result in death, serious injury or
considerable material damage.

Caution

This means hazard of electric shock and failure to take the necessary safety precautions
will result in death, serious injury or considerable material damage.

Qualified personnel

Installation and operation of the device described in this manual may only be performed by qualified
personnel. Only people that are authorized to install, connect and use this device, who have the proper
knowledge about labeling and grounding electrical equipment and circuits and can do so in accordance
with local (safety)regulations, are considered qualified personnel in this manual.

Use for the intended purpose

This device may only be used for the application cases specified in the catalog and the user manual and
only in connection with devices and components recommended and approved by Inepro Metering B.V.

Proper handling

The prerequisites for perfect, reliable operation of the product are proper transport, storage, installation
and connection, as well as proper operation and maintenance. During its operation certain parts of the
meter might carry dangerous voltages.

• Only use insulated tools suitable for the voltages this meter is used for.

• Do not connect while the circuit is connected to a power or current source.

• Only place the meter in a dry environment.

• Do not mount the meter in an explosive area or exposed to dust, mildew and/or insects.

• Make sure the used wires are suitable for the maximum current of this meter.

• Make sure the AC wires are connected correctly before activating the current/voltage to the

meter.

• Do not touch the meter’s connection clamps directly with your bare hands, with metal, blank
wire or other conducting material as you will risk an electric shock that could cause possible
injury, serious injury or death.

• Make sure the protection covers are replaced after installation.

4 – Inepro Metering – PRO Series

• Maintenance and repair of the meter should only be carried out by qualified personnel.

• Never break any seals (if present on this meter) to open the front cover as this might influence

the functionality or accuracy of the meter, and will void all warranty.

• Do not drop, or allow physical impact to the meter as there are high precision components
inside that may break and affect the meter measurement negatively.

• All clamps should be properly tightened.

• Make sure the wires fit properly in the connection clamps.

• If the wires are too thin it will cause a bad contact which can spark causing damage to the

meter and its surroundings.

Exclusion of liability

We have checked the contents of this manual and every effort has been made to ensure that the
descriptions are as accurate as possible. However, deviations from the description cannot be completely
ruled out, so that no liability can be accepted for any errors or omissions in the information given. The
data in this manual are checked regularly and the necessary corrections will be included in subsequent
editions. If you have any suggestions, please do not hesitate to contact us.

Subject to technical modifications without notice.

Copyright

Copyright Inepro Metering August 2011.
It is prohibited to pass on or copy this document or to use or disclose its contents without express
permission of Inepro Metering BV. Any duplication is a violation of the law and subject to criminal and
civil penalties. All rights reserved, particularly for pending or approved patent awards or registered
trademarks.

Inepro Metering – PRO Series 1 – 5

3 Foreword

Thank you for purchasing this energy meter. Inepro has a wide product range of devices. We have
introduced a large number of energy meters on the market suitable for 110V AC to 400V AC (50 or
60Hz). Besides the normal energy meters we also developed our own pre-paid meters with chip card,
chip card re-loaders and a complete PC management control system. For more information on other
products please contact our sales department at [email protected] or visit our website at
www.ineprometering.com.

Although we produce this device according to international standards and our quality inspection is very
accurate it’s still possible that this device shows a defect or failure for which we do apologize. Under
normal conditions your product should give you years of trouble free operation. In case there is a
problem with the energy meter you should contact your distributor immediately. Most of our energy
meters are sealed with a special seal. Once this seal is broken there is no possibility to claim any
warranty. Therefore NEVER open an energy meter or break the seal of the device. The limited warranty
is 5 years after production date, divided into various periods., after production, and only valid for
production faults.

6 – Inepro Metering – PRO Series

4 Certificates

Inepro Metering – PRO Series 1 – 7

5 Specifications

Casing PC flame resistant plastic
Nominal voltage (Un) 230/400V AC (3~)
Operational voltage 3*230/400V ±20%
Insulation capabilities:

- AC voltage withstand 4KV for 1 minute

- Impulse voltage withstand 6KV – 1.2µS waveform
Basic current (Ib) 5A (1.5A for CT version)
Maximum rated current (Imax) 100A (6A for CT version)
Operational current range 0.4%Ib-Imax
Over current withstand 30Imax for 0.01s
Operational frequency range 45-60Hz
Internal power consumption ≤2W/Phase - ≤10VA/Phase (active – reactive)
Test output flash rate (RED LED) 10.000 imp/kWh
Pulse output rate 10.000, 2.000, 1.000, 100, 10, 1, 0.1 or 0.01 imp/kWh
Pulse width

- 1.000/2.000/10.000 pulses

o 0 – 2.499W 40ms
o 2.500 – 9.999W 20ms
o 10.000 – 19.999W 10ms
o 20.000 – 39.999W 5ms
o > 40.000W 2,5ms

- 100 pulses

o 0 – 49.999W 40ms
o > 50.000W 20ms

- Other pulses

o Always 40ms

Data store The data can be stored for more than 10 years

without power

5.1 Performance criteria

Operating humidity ≤ 75%
Storage humidity ≤ 95%
Operating temperature -25°C - +55°C
Storage temperature -30°C- +70°C
International standard EN50470-1/3
Accuracy class B (=1% accuracy)
Protection against penetration
of dust and water IP51
Insulating encased meter of
protective class II

8 – Inepro Metering – PRO Series

5.2 Basic errors

0.05Ib Cosφ = 1 ±1.5%

0.1Ib Cosφ = 0.5L ±1.5%
Cosφ= 0.8C ±1.5%

0.1Ib - Imax Cosφ = 1 ±1.0%

0.2Ib - Imax Cosφ = 0.5L ±1.0%
Cosφ = 0.8C ±1.0%

5.3 Infra-red specification

Infrared wavelengths 900- 1000nm
Communication distance Direct contact
Protocol IEC62056-21:2002 (IEC1107)

5.4 M-bus communication specifications (PRO380-Mb only)

Bus type M-bus
baud rate 300, 600, 1200, 2400, 4800 and 9600 (default)
Range ≤1000m
Downlink signal Master to slave，Voltage modulation

Uplink signal Slave to master，Current modulation
Cable JYSTY （n×2×0.8）
Protocol EN13757-3
Maximum bus load 64 meters per bus*

5.5 RS485 communication specifications (PRO380-Mod only)

Bus type RS485
Protocol MODBUS RTU with 16 bit CRC
Baud rate 1200, 2400, 4800, 9600 (default)
Address range 0-247 user settable
Maximum bus load 60 meters per bus*
Range ≤1000m

*Note that the maximum number of meters is dependent on the converter, baudrate (the higher the
baudrate the smaller the number of meters which can be used) and the circumstances under which the
meters are installed.

Inepro Metering – PRO Series 1 – 9

5.6 Dimensions

Height without protection cover 92,4 mm
Height 141 mm
Width 70 mm
Depth 63 mm
Max diameter power connection clamps 25 mm2 (flex core)
35 mm2 (solid core)
Weight 0.39 Kg (net)

CAUTION

• Turn off and if possible lock all sources supplying the energy meter and the equipment that is
connected to it before working on it.

• Always use a properly rated voltage sensing device to confirm that power is off.

WARNING

• The installation should be performed by qualified personnel familiar with applicable codes and
regulations.

• Use insulated tools to install the device.

• A fuse, thermal cut-off or single-pole circuit breaker should be fitted on the supply line and not

on the neutral line.

10 – Inepro Metering – PRO Series

• The connecting wire, connecting the device to the outside circuit, should be sized in
accordance with local regulations for the maximum amount of the current breaker or other
overcurrent protection devices used in the circuit.

• An external switch or a circuit-breaker should be installed on the supply wires, which will be
used to disconnect the meter and the device supplying energy. It is recommended that this
switch or circuit-breaker is placed near the meter because that is more convenient for the
operator. The switch or circuit-breaker should comply with the specifications of the building’s
electrical design and all local regulations.

• An external fuse or thermal cut-off used as an overcurrent protection device for the meter
must be installed on the supply side wires. It’s recommended that this protection device is
also placed near the meter for the convenience of the operator. The overcurrent protection
device should comply with the specifications of the building’s electrical design and all local
regulations.

• This meter can be installed indoor, or outdoor enclosed in a meter box which is sufficiently
protected, in accordance with local codes and regulations.

• To prevent tampering, an enclosure with a lock or a similar device can be used.

• The meter has to be installed against a fire resistant wall.

• The meter has to be installed in a well-ventilated and dry place.

• The meter has to be installed in a protective box if the meter is exposed to dust or other

contaminants.

• The meter can be installed and used after being tested and can be sealed afterwards.

• The device can be installed on a 35mm DIN rail.

• The meter should be installed on a location where the meter can be read easily.

• In case the meter is installed in an area with frequent surges for example due to

thunderstorms, welding machines, inverters etc, the meter is required to be protected with
a Surge Protection Device.

• The device should be sealed immediately after installing it in order to prevent tampering

Inepro Metering – PRO Series 1 – 11

5.7 Connection Diagram

3P4W

3P3W

DC Connection

L1 (in) Phase 1 input – L1 (out) Phase 1 output
L2 (in) Phase 2 input – L2 (out) Phase 2 output
L3 (in) Phase 3 input – L3 (out) Phase 3 output
N (in) Neutral input – L1 (out) Neutral output
10/11 not used
12/13 not used
14/15 not used
16/17 not used
18/19 Forward pulse output contact (S0)
20/21 Reverse pulse output contact (S0)
22/23 M-Bus / Modbus communication contact
24/25 External tariff input (230V)

L1 (in) Phase 1 input – L1 (out) Phase 1 output
L2 (in) Phase 2 input – L2 (out) Phase 2 output
L3 (in) Phase 3 input – L3 (out) Phase 3 output
N (in) Neutral input – L1 (out) Neutral output
10/11 not used
12/13 to be connected to 16/17
14/15 not used
16/17 to be connected to 12/13
18/19 Forward pulse output contact (S0)
20/21 Reverse pulse output contact (S0)
22/23 M-Bus / Modbus communication contact
24/25 External tariff input (230V)

CT Connection

CT1 (in) CT1 input – CT1 (out) CT1 output
CT2 (in) CT2 input – CT2 (out) CT2 output
CT3 (in) CT3 input – CT3 (out) CT3 output
UN (in) Neutral input – UN1 (out) Neutral output
10/11 Phase 1
12/13 Phase 2
14/15 phase 3
16/17 not used
18/19 Forward pulse output contact (S0)
20/21 Reverse pulse output contact (S0)
22/23 M-Bus / Modbus communication contact
24/25 External tariff input (230V)

CT1 (in) CT1 input – CT1 (out) CT1 output
CT2 (in) CT2 input – CT2 (out) CT2 output
CT3 (in) CT3 input – CT3 (out) CT3 output
UN (in) Neutral input – UN1 (out) Neutral output
10/11 Phase 1
12/13 Phase 2 – to be connected to 16/17
14/15 phase 3
16/17 to be connected to 12/13
18/19 Forward pulse output contact (S0)
20/21 Reverse pulse output contact (S0)
22/23 M-Bus / Modbus communication contact
24/25 External tariff input (230V)

For 3P3W (ARON) connection there must be a bridge made between pin 13 and 17.

12 – Inepro Metering – PRO Series

6 Operation

6.1 Energy flow indication

The red LED on the front panel indicates the power flow measured by the meter. When power flows,
the LED will flash. The faster the LED flashes, the more power flows. For this meter, the LED will flash

10.000 times per kWh. The first display indication of the meter in the scrolling mode is either FW
(forward) or RV (reverse)

6.2 Re-active energy indication

The dispay will show Kvarh to indicate the meter is measuring re-active energy.

6.3 Tariff indication

The LCD will show either the symbol T1 or T2 in the LCD for the active tariff.

6.4 Reading the meter

Two red LED’s on the front panel indicates the consumption measured by the meter, one for active and
one for reactive energy. When power is consumed, the LED will flash. The faster the LED flashes, the
more power is consumed. For this meter, the LED will flash 10.000 times per kW.

The meter is equipped with a 8 digit LCD. For the energy consumption the meter will display 999999.99
kWh.

6.5 LCD display of the meter

The LCD is a multifunctional display, it has two rows to indicate the status of the meter. The top row
shows the value, while the bottom row shows the units, phase and/or direction.

After power on the first display to be shown is

This page indicates per phase the direction of the energy. In this picture phase 1 is reverse and phase
2 and 3 are forward.

The following pages are available under the buttons, but can also be set in a scrolling mode on the LCD.
For changing the displayed pages in scrolling mode, please see our IR manual.

Inepro Metering – PRO Series 1 – 13

6.6 Scrolling function

6.6.1 Automatic scrolling
Every 10 seconds the meter will display the next programmed data page (depending on the setting)

6.6.2 Change scrolling time by button

Press one of the buttons for 5 seconds during the display of page rt 00 and release the button

After releasing the button the backlight will blink twice OFF/ON to indicate you are in programming
mode.
Press the buttons to select the scrolling time (01 to 30 seconds)
After choosing the desired scrolling time release the button and wait 10 seconds to program the new
data in the meter

6.6.3 Manual scrolling

By pressing the button you will go through all data pages one by one starting from page 1 (sequence
see in above table and is depending on the version of PRO380)

6.6.4 Data table pages

Data tables can be selected ON or OFF for automatic scrolling mode. See IR-manual.

14 – Inepro Metering – PRO Series

6.7 Changing the CT-ratio (only CT versions)

6.7.1 On MID certified meters,

The initial screen after powering up, will be the warning to setup the CT ratio for this meter.

In default (when not doing any setting) the meter will operate in a 5/5 configuration.

To change the setting choose the applicable value (press the right button) from below list.

To store this setting: hold the buttons for 30 seconds. This will store the selected value

permanently!

6.7.2 Available settings.

The available settings on the CT-version meter are as followed:

for CT

ratio Choose

for CT

ratio Choose

5/5 5
40/5 40 600/5 600
50/5 50 800/5 800
60/5 60 1000/5 1000
75/5 75 1250/5 1250
100/5 100 1500/5 1500
125/5 125 2000/5 2000
150/5 150 2500/5 2500
200/5 200 3000/5 3000
250/5 250 4000/5 4000
300/5 300 5000/5 5000
400/5 400 6000/5 6000
500/5 500 7500/5 7500

6.8 Back light

The meter is equipped with a blue backlight.

6.8.1 Change the back light setting

Press the right button for 5 seconds during the display of page BL btn and release the button

After releasing the button the backlight will blink twice OFF/ON to indicate you are in programming
mode.

Inepro Metering – PRO Series 1 – 15

Press the button to select the backlight mode;

bl btn Press button to activate light
bl off Always OFF
bl on Always ON

After choosing the desired scrolling time release the button and wait 10 seconds to program the new
data in the meter.

6.8.2 Day counter reset

The meter is equipped with a day counter for consumed energy. This is the energy forward calculated
and can be reset to zero by the user

6.8.3 How to reset the day counter back to 0

Press the right button for 5 seconds during the display of page kWh 0 and release the button

After releasing the button the backlight will blink twice OFF/ON and the register is reset to 0.

6.9 S0 pulse output

The energy meter is equipped with two pulse outputs (forward and reverse) which are optically isolated
from the inside circuit. It generates pulses in proportion to the measured consumption for purpose of
remote reading or accuracy testing. The pulse output is a polarity dependent, open-collector transistor
output requiring an external voltage source for correct operation. For this external voltage source, the
voltage (Ui) should be lower than 27V DC. The maximum switching current (Imax) is 100mA. To connect
the impulse output, connect 5-27V DC to connector 18/20 (collector), and the signal wire (S) to
connector 19/21 (emitter).

pin 18/20 (collector)
pin 19/21 (emitter)

To change the pulse output you need to purchase a IR eye head and PC software from your dealer.
Selectable S0 output rates are mentioned in paragraph 6 specifications.

16 – Inepro Metering – PRO Series

6.10 Setting the total (combined) energy calculation

The meter allows you to display the total energy (usage) shown on the display in accordance to different
calculation methods.

indicating that the total energy is the sum of forward - reverse

To change the calculation method used, please use the infra-red eye, which can be bought separately
and software which can be downloaded via the website of Inepro. On how to use the infra-red eye to
read out values and change settings, a separate manual is available. For this, please contact your local
distributor or Inepro Metering bv.

You can use the following calculation methods for total energy as follows:

Code Total (active) energy

C-01 Forward only
C-04 Reverse only
C-05 Forward + Reverse
C-06 Reverse – Forward
C-09 Forward – Reverse

C-10 Forward – Reverse

6.11 Communicating via the M-bus output(PRO380-Mb only)

The meter is equipped with an M-bus port, the data can be read out via this port. The communication
protocol conforms to the EN13757-3 standard.

The meter can communicate with your PC. In order to read out the meter registers first install and
configure the PC software. Use an M-bus level converter to connect the PC and the meter. The cable
should be connected to terminals 22 and 23. The default primary address of the meter is 001. Secondary
addressing is based on the serial number of the meter (last 8 digits).

Note: For more information, see appendix 2

6.12 Communicating via the Modbus output(PRO380-Mod only)

The meter can communicate with your PC. In order to read out the meter registers first install and
configure the PC software. Use an RS485 level converter to connect the PC and the meter. The cable
should be connected to terminals 22 and 23. The default communication address of the meter is 001.

Note: For more information, see appendix 3

Inepro Metering – PRO Series 1 – 17

7 Troubleshooting

Problem Possible cause Check/Solution

The red
consumption LED is
not flashing (PULSE
LED).

There is no load
connected to the meter.
The load on the line is
very low.

Connect a load to the meter.

Check with an Ohm-meter if the load
value is very low.

The register doesn’t
seem to count.

There is almost no load
connected to the meter

Check if the red consumption LED is
flashing. 10.000 flashes of the LED at
100 pulses per kWh equals 0.01kWh.

No pulse output.

The pulse output is not
supplied with DC power.

The pulse output is not
connected correctly.

Check the external voltage source (Ui) is

5-27V DC with a voltage meter
Check if the connection is correct: the 5­27V DC should be connected to the
collector connection (pin 20+) and the
signal wire (S) to the emitter connection
(pin 21-).

The pulse output
rate is wrong.

Is the correct pulse rate
set via the infra red eye
and software?

Download or request the software and
use the infra red eye which can be
bought separately.

If none of the above works, please contact technical support

CAUTION

• During repair and maintenance, do not touch the meter connecting clamps directly with your
bare hands, with metal, blank wire or other conducting material as that will cause an electric
shock and possibly cause injury, serious injury or even death.

• Turn off and if possible lock all sources supplying the energy meter and the equipment that is
connected to it before opening the protection cover and working on it.

• Turn off and lock all power supply to the energy meter and the equipment to which it is installed
before opening the protection cover to prevent the hazard of electric shock.

WARNING

• Maintenance or repair should only be performed by qualified personnel familiar with applicable
codes and regulations.

• Use insulated tools to maintain or repair the meter.

• Make sure the protection cover is in place after maintenance or repair.

• The case is sealed, failure to observe this instruction can result in damage to the meter.

18 – Inepro Metering – PRO Series

7.1 Errors / Diagnostics display

The meter is equipped with a display field that shows errors and diagnostics. It consists of the
character S followed by 2 + 3 digits. The meaning of each digit is as follows:

First digit: Program status (0 fail / 1 passed)

Second digit: Eeprom status (0 fail / 1 passed)

Third digit: Phase A status (0 not available / 1 available)

Fourth digit: Phase B status (0 not available / 1 available)

Fifth digit: Phase C status (0 not available / 1 available)

If the first or second digit shows a 0 (zero); then please return the meter, as the meter is
malfunctioning.

If the third, fourth or fifth digit shows a 0 (zero); please check the wiring for power issues.

7.2 Technical support

For questions about one of our products please contact:

- Your local Inepro Metering distributor

- Email: [email protected]

www.ineprometering.com

Inepro Metering – PRO Series 1 – 19

1 Appendix PRO380 2 tariff function

How to switch between T1 and T2

The meter is equipped with 2 tariff functionality which need to be activated by an external voltage
connected to the terminals 24/25

This is an AC voltage between

20 – Inepro Metering – PRO Series

2 Appendix PRO380-Mb

The PRO380-Mb can be connected for M-Bus communication. The defaults for Mbus communication are:

• Baudrate 9600 bits/sec

• 8 data bits

• even parity

• 1 stop bit

The M-Bus connection is on the terminals 22/23

The secondary addressing is preset to the last 8 digits of the serial number printed on the side of the
meter. However this can be changed to a more convenient number through IR or Mbus communication.

The baudrate can be lowered to values 4800, 2400, 1200, 600 and 300 baud. Data, parity and stop bit
cannot be changed.

For the registers used in the meter and how to interpreted the data, see the appendix "Register matrix".

Although INEPRO does not give support on third party software and hardware, we noticed good
experiences with Relay products with our customers.

More detailed info on M-Bus can be found:

http://www.m-bus.com/mbusdoc/default.php

3 Appendix PRO380-Mod

Inepro Metering – PRO Series 1 – 21

The PRO380-Mod can be connected for Modbus communication. The Modbus implementation used is
Modbus basic (standard). This means the following:

• Baudrate 9600 bits/sec

• 8 data bits

• even parity

• 1 stop bit

The baudrate can be lower to values 4800, 2400, 1200. Data, parity and stopbit cannot be changed.

The Modbus connection is on the terminals 22/23

When connecting the meter through a serial converter (RS485) for testing, please be aware that because
of not implementing the complete Modbus infrastructure, there will be a need to put an additional
resistor (120 ohms/ 0.25 watts) across the terminals (22 & 23) on the meter side.

For the registers used in the meter and how to interpreted the data, see the appendix "Register matrix".

Although INEPRO does not give support on third party software and hardware, we noticed good
experiences with Moxa products with our customers.

More info on Modbus can be found:

Physical:

http://www.modbus.org/docs/Modbus_over_serial_line_V1_02.pdf

Protocol:

http://www.modbus.org/docs/Modbus_Application_Protocol_V1_1b3.pdf

22 – Inepro Metering – PRO Series

4 Appendix Infra-Red PC software

All PRO380-series meters are capable to be read out and configured by IR. The standard used is IRDA
(IEC62056-21:2002 (IEC1107)).

IR converter and accompanying software are sold separately. Please contact your dealer.

Inepro Metering – PRO Series 1 – 23

5 Appendix Registry matrix