SANFIX SL4040 - SANFIX SL-4040 Integrating Sound Level Meter with Leq / SEL / SPL Modes

Parameter / Feature	Technical Value / Range
Modes	SPL, Leq, SEL, Lmax, Lmin, LN (L5, L10, L50, L90, L95)
Range	30 to 130 dB
Linearity Range	60 dB
Sampling	20.8 μs (48 kHz high-speed)
Standards	IEC 61672 Class 1 & 2 Compliant
Memory	SD Card Continuous Recording

Parameter / Feature

Technical Value / Range

Modes

SPL, Leq, SEL, Lmax, Lmin, LN (L5, L10, L50, L90, L95)

Range

30 to 130 dB

Linearity Range

60 dB

Sampling

20.8 μs (48 kHz high-speed)

Standards

IEC 61672 Class 1 & 2 Compliant

Memory

SD Card Continuous Recording

Advanced integrating sound meter measuring Equivalent Continuous Sound Level (Leq) and Sound Exposure Level (SEL) for environmental noise compliance.

Industrial ruggedized construction engineered for demanding factory environments.
High precision sensor calibration compliant with ISO/IEC 17025 laboratory standards.
Fast response micro-controller unit with clear backlit display for low-light operations.
Comprehensive safety protection and overload circuit safeguards.

Widely utilized in manufacturing plants, electrical power distribution, HVAC maintenance, environmental monitoring, and quality control laboratories.

SANFIX SL-4040 Integrating Sound Level Meter with Leq / SEL / SPL Modes