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Piezoelectric 87 KHz GC 3880 Ultrasonic Welding Transducer
1. SCOPE
This specification covers the piezoelectric ceramic transducer for cleaning.
2. TYPE
HM-4GC-2080-1
3. SPECIFICATION
3.1 DIMENSIONS
As per the drawing No. HM-4GC-2080-01
3.2 ELECTRICAL SPECIFICATION
3.2.1 Resonant Frequency (fr)
fr = 87kHz±3.0kHz
3.2.2 Resonant Resistance (Ro)
Ro = max. 30Ω
3.2.3 Capacitance (Cp)
Cp = 2370±200pF
4. TEST PROCEDURE
4.1 TEST ATMOSPHERE
23±3℃ 40 ~ 70%RH.
4.2 Fr AND Ro :
The HP-4194 Impedance Analyzer.
4.3 Cp
LCR meter at 1kHz,1Vrms
5. INPUT FOR TRANSDUCER
MAXIMUM INPUT
Voltage: 300 Vp-p
Current: 1Ap-p