Collector WFET-600
Overview
WFET-600 collector is mainly used for the supporting applications in electric power companies at various levels, public institutions, public buildings and residential quarters where centralized meter reading is required (including energy meter, water meter, gas meter and heat meter). It is generally used as the supporting equipment for WFET-1600 concentrator.- Characteristic
- Function
- Parameters
- Detail
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Supporting power carrier, micropower wireless, RS485 and other communication methods; Adopting modularization design for uplink communication, capable of field replacement, convenient to use; adopting RS485 meter reading for downlink;
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No parameter setting is required in field equipment installation and energy meter replacement;
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Advanced micropower wireless auto route and networking technology, ensuring stable and reliable communication;
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The device supports local online program update, of simple and speedy maintenance;
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Complete fault self-recovery circuit design, ensuring normal operation of the equipment, to prevent system halted;
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Items |
Index |
Remarks |
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Power supply |
Working power rated voltage: AC220V±20%; Frequency: 50Hz, allowable deviation -6％～+2％; |
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Communication protocol |
DL/T 645-1997 multi-function energy meter communication protocol; DL/T 645-2007 multi-function energy meter communication protocol ; |
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Uplink communication interface |
Carrier module |
To select one of the interface as per requirements |
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Wireless module |
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RS485 |
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Energy meter communication interface |
1 RS485, maximum connection of 32 energy meters; |
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Local interface |
1 RS485, 1 modulate infrared interface; |
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Display panel |
Power supply indicator, fault abnormal indicator, uplink transmit-receive dual-color indicator, downlink transmit-receive dual-color indicator; |
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Storage capacity |
The collector adopts 64KB large capacity nonvolatile memory to store cyclic 48h wholes point total active energy data of 32 RS485 energy meters, which is capable of storage of 12 days zero hour daily freeze data (including the energy per tariff), and the storage of 12 months energy monthly data (including the energy per tariff). The data could be stored for 10 years after blackout; |
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Clock accuracy and time-sync error |
Adopting hard clock chip RX8025, embedded fine-tuning cry
Supporting power carrier, micropower wireless, RS485 and other communication methods; Adopting modularization design for uplink communication, capable of field replacement, convenient to use; adopting RS485 meter reading for downlink;
No parameter setting is required in field equipment installation and energy meter replacement;
Advanced micropower wireless auto route and networking technology, ensuring stable and reliable communication;
The device supports local online program update, of simple and speedy maintenance;
Complete fault self-recovery circuit design, ensuring normal operation of the equipment, to prevent system halted;
Items
Index
Remarks
Power supply
Working power rated voltage: AC220V±20%; Frequency: 50Hz, allowable deviation -6％～+2％;
Communication protocol
DL/T 645-1997 multi-function energy meter communication protocol; DL/T 645-2007 multi-function energy meter communication protocol ;
Uplink communication interface
Carrier module
To select one of the interface as per requirements
Wireless module
RS485
Energy meter communication interface
1 RS485, maximum connection of 32 energy meters;
Local interface
1 RS485, 1 modulate infrared interface;
Display panel
Power supply indicator, fault abnormal indicator, uplink transmit-receive dual-color indicator, downlink transmit-receive dual-color indicator;
Storage capacity
The collector adopts 64KB large capacity nonvolatile memory to store cyclic 48h wholes point total active energy data of 32 RS485 energy meters, which is capable of storage of 12 days zero hour daily freeze data (including the energy per tariff), and the storage of 12 months energy monthly data (including the energy per tariff). The data could be stored for 10 years after blackout;
Clock accuracy and time-sync error
Adopting hard clock chip RX8025, embedded fine-tuning cry
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