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TSI Quest · Edge · Noise dosimeter

Quest Edge 4+ (EG4P)

Current

Shoulder-mounted personal noise dosimeter with two independent dosimeters, a colour OLED display, LED dose indicator and optional Bluetooth to the Edge dB app. Preprogrammed for OSHA, ACGIH and MSHA settings. No longer sold in the US or Canada, where the manufacturer recommends the Edge 7, but still listed for other regions.

Specifications verified on .

Type
Noise dosimeter
Channels
1
Octave bands
None
Connectivity
Bluetooth (optional), USB via docking station
Weight
85 g
Battery life
20 h
Compare with other instrumentsAll noise dosimeters

Specifications

As published by TSI Quest. Fields the manufacturer does not publish are omitted rather than estimated.

Standards and class — Quest Edge 4+ (EG4P)
SpecificationValue
StandardsANSI S1.25 (personal noise dosimeters), IEC 61252 (personal sound exposure meters)
Measurement — Quest Edge 4+ (EG4P)
SpecificationValue
Channels1
Measurement range70 to 140 dB
Peak range110 to 143 dB
Frequency weightingsA, C, Z
Time weightingsF, S
ParametersLavg, Leq, SPL, Lmax, Lmin, SEL (LEP), Dose, TWA, Lpeak, exposure, time above threshold, upper limit time
DosimetryYes
Exchange rates3 dB, 4 dB, 5 dB
Analysis — Quest Edge 4+ (EG4P)
SpecificationValue
Octave bandsNone
Logging and data — Quest Edge 4+ (EG4P)
SpecificationValue
Shortest logging interval1 min
Memory180 hours
Hardware — Quest Edge 4+ (EG4P)
SpecificationValue
Microphone1/4" prepolarised condenser (electret), threaded, field-replaceable
Display128 x 64 colour OLED with configurable auto shut-off
BatteryLithium polymer flat cell; charged in EdgeDock (2 to 4 h)
Battery life20 h
Weight85 g
Dimensions (mm)88 x 53 x 19
IP ratingIP65
Operating temperature (°C)-10 to 50; storage -25 to 60
Connectivity and software — Quest Edge 4+ (EG4P)
SpecificationValue
ConnectivityBluetooth (optional), USB via docking station
Remote controlEdge dB mobile app (iOS, Android)
SoftwareDetection Management Software (DMS), Edge dB app

Variants

Variants of the Quest Edge 4+ (EG4P) as the manufacturer names them
VariantDifference
EG4P (non-Bluetooth)no wireless link
EG4P BluetoothBluetooth to the Edge dB app, range up to 25 m unobstructed

Where this data comes from

Manufacturer documents used for this record
KindDocumentAccessed
Product pageQuest Edge 4+ Personal Noise Dosimeter
DatasheetQuest Edge 4+ handout P/N 5002349 Rev E (TSI)

Verified on . Only the manufacturer’s own published material is used; distributor pages are not sources.

Spec out of date? Tell us (reference tsi-quest-edge-4-plus).

Verified owner reviews

Reviews from people who own and use this instrument, each checked against a serial number by a person.

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Known issues and firmware notes

Hardware and firmware problems reported by owners, with the firmware version concerned and any manufacturer response.

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Feature requests

Functions owners would like to see in a firmware update or a successor model.

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