Edge 4 Plus by TSI Quest - Personal Noise Dosimeter

Personal Monitoring Datalogging
Noise Dosimeter Manufacturer: TSI Quest
Edge 4 Plus by TSI Quest - Personal Noise Dosimeter
Edge 4 Plus by TSI Quest - Personal Noise Dosimeter
Edge 4 Plus by TSI Quest - Personal Noise Dosimeter

The TSI Quest Edge 4 Plus is a compact, shoulder-mounted personal noise dosimeter that enables real-time monitoring of worker noise exposure via the Edge dB mobile app with Bluetooth connectivity. Weighing just 3 ounces (85g), it features a color OLED display, two independent dosimeters for simultaneous measurement against separate standards, and is ideal for OSHA HC, OSHA PEL, and ACGIH compliance programs. With a 40-hour battery life and 180 hours of data logging capacity, it supports multi-shift deployments, and the LED dose indicator provides immediate visual alerts when exposure limits are exceeded.

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Edge 4 Plus by TSI Quest - Personal Noise Dosimeter
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About This Product

The TSI Quest Edge 4 Plus is a compact, shoulder-mounted personal noise dosimeter that enables real-time monitoring of worker noise exposure via the Edge dB mobile app with Bluetooth connectivity. Weighing just 3 ounces (85g), it features a color OLED display, two independent dosimeters for simultaneous measurement against separate standards, and is ideal for OSHA HC, OSHA PEL, and ACGIH compliance programs. With a 40-hour battery life and 180 hours of data logging capacity, it supports multi-shift deployments, and the LED dose indicator provides immediate visual alerts when exposure limits are exceeded.

Exposure Hazards This Equipment Detects

Noise (dBA)

CAS: N/A
Learn More
PEL TWA
N/A
REL TWA
N/A
TLV TWA
N/A

Features & Capabilities

Calibration Certificate Available: ✓ Yes
Datalogging: ✓ Yes
Monitoring Scope: Personal Monitoring

Equipment Specifications

Specification Value
Microphone 1/4" prepolarized condenser (electret), field-replaceable
Measuring Range (RMS) 70 dB to 140 dB
Peak Range 110 dB to 143 dB
Independent Dosimeters 2
Frequency Weighting A, C, Z
RMS Weighting A or C
Peak Weighting C or Z
Time Response Fast or Slow
Exchange Rates 3 dB, 4 dB, or 5 dB
Thresholds 70 dB to 90 dB (selectable) or none
Criterion Levels 70 dB to 90 dB (1 dB increments)

Battery Life 40 hours
Memory Capacity 180 hours
Data Logging LAVG/LEQ, Max, Peak, Overload at 1-minute intervals
Display 128 × 64 color OLED
Connectivity Bluetooth (model EG4P) + Infrared via EdgeDock
Weight 3 oz (85 g)
Dimensions 3.5" × 2.1" × 0.75" (88 × 53 × 19 mm)
IP Rating IP65
Operating Temperature 14°F to 122°F (−10°C to 50°C)
Storage Temperature −13°F to 140°F (−25°C to 60°C)
Humidity 0 to 95% RH (non-condensing)
Standards ANSI S1.25, IEC 61252
Charge Time 2–4 hours via EdgeDock

Kit Contents

TSI Quest Edge 4+ dosimeter, windscreen, clothing clip, AC-300 calibrator, Edge docking station, USB Cable, DMS software, and calibration certificate.

Manufacturer Resources

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