Center 201 User Manual

III. Instrument Familiarization:
4
← Current Sensing Clamp ↑ Safety protection ring
→ Clamp opening handle ↓ Function select dial
° LCD display ± COM input terminal
″ Positive input terminal ≥ Data hold & Manual Range button
× Zero button
∝ Battery cabinet
Symbol Definition:
Low battery indication
Auto range indication
Zero reading indication
Hold Data indication
Continuity function indication
Voltage measurement indication
Current measurement indication
Resistance measurement indication
Analog bar graph indication
Manual range indication
Polarity indication
Direct source indication
Alternative source indication

Center 201 Specifications

General

Type	Sound Level Meter
Resolution	0.1dB
Microphone	1/2 inch Electret Condenser microphone
Measurement Range	30 dB to 130 dB
Frequency Weighting	A
Display	LCD
Operating Temperature	0°C to 40°C
Time Weighting	Fast (F) and Slow (S)