forlong DRT-301M Скачать руководство пользователя страница 1 | Manualshive

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forlong DRT-301M Скачать руководство пользователя страница 1

DRT-301M User Manual

Shanghai Fengyilong Electronic Co,. Ltd.

www.china-meters.com

Email:[email protected]

021-60975591/ 60975592

DRT-301M

Three phase DIN rail energy meter with multi-tariff

Seven modules

1.1 Safety instructions

1.2 Foreword

1.3 Performance criteria

1.4 Meter specification

1.5 RS485 communication specification

1.6 Far Infrared communication specification

1.7 Basic errors

1.8 Description

1.9 Dimensions

1.10 Installation

1.11 Operating

1.12 Troubleshooting

1.13 Technical support

User manual

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Содержание DRT-301M

Страница 1: ...N rail energy meter with multi tariff Seven modules 1 1 Safety instructions 1 2 Foreword 1 3 Performance criteria 1 4 Meter specification 1 5 RS485 communication specification 1 6 Far Infrared communication specification 1 7 Basic errors 1 8 Description 1 9 Dimensions 1 10 Installation 1 11 Operating 1 12 Troubleshooting 1 13 Technical support User manual ...

Страница 2: ...ay only be used for the application specified in the catalogue and the user manual and only be connected with devices and components recommended and approved by Forlong Proper handling The prerequisites for perfect reliable operation of the product are proper transport proper storage installation and proper operation and maintenance When operating electrical equipment parts of this equipment autom...

Страница 3: ... with a non volatile memory system that ensures that the readings are not lost or altered when power off The forlong DRT301M power quality meter is the most advanced type electronic meter available at the market With the Forlong product range we have introduced a large scale of energy meters on the market suitable for 110V AC to 400V AC 50 or 60Hz Besides the normal energy meters we also developed...

Страница 4: ... withstand 2KV for 1 minute Impulse voltage withstand 6KV 1 2µ S waveform Basic current Ib CT type 1 5A Directly connect 10A Maximum rated current Imax CT type 6A Directly connect 100A Operational current range 0 4 Ib Imax Over current withstand 30Imax for 0 01s Operational frequency range 50Hz 10 Internal power consumption 2W 10VA per phase Test output flash rate PULSE LED CT type 3200imp kWh Dir...

Страница 5: ...istance 5m communication angle 15 15 protocol MODBUS RTU with 16 bit CRC DL T645 1 7 Tariff specifications Tariff number 4 Time segments 10 Clock accuracy 0 5S every 24 hours Battery Voltage 3 6V DC 1 2Ah 1 8 Basic errors With balanced loads 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 With single phase load 0 1Ib Imax Cosφ 1 2 0 ...

Страница 6: ...re which is used to connect the meter to the outside CAUTION Turn off all the power before working on it Always use a properly rated voltage sensing device to confirm that power is off WARNING Installation should be performed by qualified personnel familiar with applicable codes and regulations Use isolated tools to install the meter Fuse or thermal cut off or single pole circuit breaker can t be ...

Страница 7: ... and all local regulations This meter can be installed indoor directly or in a meter box which is waterproof outdoor subject to local codes and regulations To prevent tampering secure the meter with a padlock or a similar device The meter has to be installed against a wall which is fire resistant The meter has to be installed in a good ventilated and dry place The meter has to be installed in a pr...

Страница 8: ...he nameplate respectively programming switches and flip up and down keys Through the fluctuation in the scroll button to see total sharp peak flat valley power last month total sharp peak flat and valley power the month before last total sharp peak flat valley power demand quantity of total total sharp total peak total flat total valley in current month demand quantity of total total sharp total p...

Страница 9: ...l voltage source for correct operation For this external voltage source the voltage Ui should be 5 27V DC and the maximum input current Imax should be 27mA DC To connect the impulse output connect 5 27V DC to connector 9 anode and the signal wire S to connector 8 cathode The meter pulses is indicated on the front panel Symbol Description kW h Unit indicator kWh active energy kW active power k var ...

Страница 10: ...cation port is between the meter terminal 11 and 10 It is a synchronization wire port Installing a software in PC via RS485 adapter Connecting the terminal 11 and 10 PC can communicate with the meter immediately 1 13 Troubleshooting CAUTION During reparation and maintenance do not touch the meters connecting clamps directly with your bare hands with metal blank wire or other material as you will h...

Страница 11: ...ication indicator COM LED Is there a power supply inside the meter Does any equipment outside communicate with the meter Maybe there is a fault in the inside circuit Check that the power supply Only when the communication between the meter s infrared port Or the RS485 port and the equipment outside The LED will blink Please contact your technical supporter to replace this meter ...

Страница 12: ...0m The equipment to connection with RS485 main wire is not more than 256pcs The correct connection is the A signal wire of RS485 main wire to the meter terminal 11 the B signal wire of RS485 main wire to the meter terminal 10 Please connect with technical supporter to replace this meter No communication of the infrared wireless data with the meter Is the meter ID correct Is the communication dista...

Страница 13: ...ister will run If the operating power is too low the spacing interval of the pulses will take some more time This is why it seems like the LCD energy register can t run Please contact your technical supporter to replace this meter No pulse output Is DC power supply connected to the meter Is the connecting correct Maybe there is a fault in the inside circuit Check the external voltage source Ui is ...

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