TES TES1350A TES-1350A Digital Sound Level Meter

Product Description

The TES‑1350A is a professional handheld digital sound level meter designed for precise noise measurement in industrial and environmental settings. It delivers accurate results for workplace safety, environmental monitoring, and product acoustic testing. Moreover, its compact and lightweight design ensures convenient portability for field inspections and laboratory analysis. The TES‑1350A complies with international IEC and ANSI standards, guaranteeing reliable and repeatable measurements for critical applications. In addition, it supports both transient and continuous noise monitoring with selectable time and frequency weightings.

Key Features & Functional Highlights

• Dual Frequency Weighting: Measures A and C frequency weightings for versatile noise assessment.

• Time Weighting Modes: Fast (125 ms) and Slow (1 s) options for dynamic or steady-state noise.

• Wide Measurement Range: 35–100 dB (Low) and 65–130 dB (High), adaptable to different environments.

• High Accuracy: ±1.0 dB precision ensures reliable industrial and environmental testing.

• Integrated Outputs: AC and DC conditioned outputs allow external recording and data analysis.

• Maximum Hold Function: Holds peak measurements with decay under 1 dB/3 min for extended analysis.

• Internal Calibration: Built-in 1 kHz sine wave oscillator at 94 dB simplifies field calibration.

• Lightweight and Portable: Only 215 g, suitable for on-site inspections and equipment testing.

Technical Specifications

• Manufacturer: TES Electrical Electronic Corp.

• Model: TES‑1350A

• Type: Digital Sound Level Meter

• Measurement Range: 35–100 dB (Low), 65–130 dB (High)

• Resolution: 0.1 dB

• Frequency Range: 31.5 Hz – 8 kHz

• Accuracy: ±1.0 dB (ref. 94 dB @ 1 kHz)

• Dynamic Range: 65 dB

• Frequency Weighting: A and C

• Time Weighting: Fast (125 ms), Slow (1 s)

• Maximum Hold: Decay <1 dB/3 min, reset button

• Microphone: Electret condenser

• Calibration: Internal oscillator (1 kHz sine wave at 94 dB)

• Outputs: AC conditioned (0.65 Vrms), DC conditioned (10 mV/dB)

• Display: 3½ digit LCD (1999 count)

• Operating Conditions: 0–40 °C, <80% RH

• Storage Conditions: -10–60 °C, <70% RH

• Power Supply: 1 × 9V battery

• Dimensions: 240 × 68 × 25 mm

• Weight: 215 g

Typical Applications

• Industrial hygiene and workplace noise compliance monitoring.

• Environmental noise assessment for urban planning and construction sites.

• Acoustic testing of machinery, equipment, and consumer products.

• Laboratory and R&D measurement for product noise optimization.

• Integration with data loggers or external recorders for long-term monitoring.

FAQ

Q1: Can TES‑1350A measure both high and low noise levels?
Yes, it supports 35–100 dB (Low) and 65–130 dB (High) ranges for diverse environments.

Q2: Does it support external data recording?
Yes, AC and DC outputs allow connection to recorders or analysis systems.

Q3: How is the meter calibrated in the field?
It includes an internal 1 kHz sine wave oscillator at 94 dB for simple calibration.

Q4: Is the device suitable for outdoor environmental monitoring?
Yes, it operates between 0–40 °C with up to 80% humidity, making it field-ready.

Q5: What makes TES‑1350A compliant with international standards?
It meets IEC 61672‑1:2013 Class 2 and ANSI S1.4:1983 Type 2 for precise measurements.