Wireless smart valva lock solution for Oil-tank truck
Model: GRV-1 : Wireless valva lock
Case: Aluminum alloy
RFID operation frequency: 902MHZ— 928MHZ
RFID operation mode: Active
RFID communication mode: Duplex
RFID communication distance: Around 100 meter (open environment)
Unlock mode: RFID, SMS, and GPRS
Emission current: Emission current < 31ma (0dbm-31dbm), emission time 10MS
Heart Beat: 10S (adjustable)
Operation Voltage: DC3V
Sleep power saving mode current : <5uA
Driver current: <150MA
Battery capability: 1500*4 MAH
Normal operation time: Lock and unlock operation >20,000 times or operation period >3 years
Explosion proof grade: Design to meet ExdIIBT4
Operation temperature : -35 to 70 c
Categories: GPS/GPRS Locks, RFID lock.
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