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Help CenterAcrel ARTU-KJ8 Switch State Acquisition Device
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General
ARTU-KJ8 remote communication& control unit is designed particularly for acquisition of switching value and remote replay
output in applications like intelligent distribution and industrial automation. It implements the data exchange
through communication and upper computer monitoring system.
1. It is equipped with channel state indicator and communication state indicator.
2. It applies both software and hardware watchdog in order to prevent the system halting.
3. Its size is small, and easy to install.
Functions
Auxiliary power supply |
DC 24V / AC/DC 220V (AC85-275V/DC100-350V) |
Power consumption |
≤5W |
Working temperature |
-5℃~+55℃ |
Frequency |
≤500Hz |
Relative humidity |
≤95%（No condensation） |
Input consumption |
Power supply: power consumtion ≤5W |
Storage temperature |
-25℃~+70℃ |
Altitude |
≤2500m |
Technical Parameters
Property |
Switching input |
Relay output |
Number of inputs/outputs |
8 |
8 |
Intput/output |
passive dry contact input |
8 channels relay output (Pulse or hold mode) |
Communications |
RS485 port (odbus RTU) |
RS485 port (Modbus RTU) |
Bus capacity |
≤32 |
≤32 |
Switch incident resolution |
Ability to distinguish between multiple contact successive changes:When any two contacts displacement interval is greater than 1 |
/ |
ms,Ability to distinguish between cells (less than 2ms) can be reflected in the SOE. | ||
Signalling scanning speed |
All channel scanning cycle time required is 1ms |
/ |
Remote signaling debounce time |
All channels use the same debounce time 1ms (can be set) |
/ |
Acrel Co., Ltd. [Stock Code: 300286.SZ] is one of the few leading companies in China who provides various systematic solutions of power monitoring, power control, energy management and electrical safety for smart grid users.
Since June 2003, we has always been focused on the research, production and sales of intelligent electric meters. We concentrates on providing products and services to help customers improve electricity efficiency and safety. So far we had the following comprehensive solutions for different applications: 35(10)/0.4kV substation automation system, building mounted photovoltaic (BMPV) system, power quality management system, energy management system, electrical fire monitoring system, IT distribution system for medical locations, precise distribution management system, power supply monitoring system for fire protection equipment, fire emergency lighting and evacuate indicating system, fire resistant doorsets monitoring system, smart lighting control system, Lithium battery management system and electric vehicle charging system.
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