Máy đo mức độ tiếng ồn của súng Larson Davis Spartan™ 821IH-QPR

REPORTING USING MEASUREMENT HISTORY

Record #

Date

Time

Run Duration

LZpk (max)

1

2023-12-29

10:10:14

00:00:05.0

141.8

2

2023-12-29

10:10:26

00:00:06.0

137.4

3

2023-12-29

10:10:40

00:00:06.0

136.7

4

2023-12-29

10:10:51

00:00:07.0

138.1

5

2023-12-29

10:11:01

00:00:05.0

140.9

6

2023-12-29

10:11:09

00:00:05.0

137.9

INCLUDED ACCESSORIES

DESCRIPTION

MODEL

Pressure Microphone (0.25 mV/Pa)

377A12

Preamplifier

PRM821

1/4” Microphone Adapter

ADP043

USB-C Cable

CBL242-03

Software

G4 LD Utility

OPTIONAL ACCESSORIES

DESCRIPTION

MODEL

Replacement internal lithium batteries

BAT026

Power cable with Anderson Powerpole® connectors to bare wires (6 in. / 15 cm)

CBL226-1/2

External 12 V power cable for 721 and 821 of length 15 in. (38 cm). Terminated with Anderson Powerpole® connector

CBL241-01

Universal AC power supply with USB-C output connector

PSA045

Hard shell shipping and carrying case

CCS060

Qi charger pad with USB-C connector

PSA046

Tripod with low acoustic signature for use with Sound Level Meters. Max height 80 inches (2 m)

TRP025

Accessory kit for Class 1 Sound Level Meters; includes case (CCS060), power supply (PSA045), Class1 calibrator (CAL200) & windscreen (WS001)

X21-ACC

Accessory kit for Class 2 Sound Level Meters; includes case (CCS060), power supply (PSA045), Class 2 calibrator (CAL150) & windscreen (WS001)

X21-ACC1

Option to add 1/1 and 1/3 Octave Band filters

X21-OB3

Option to disable Bluetooth

X21-NBT

8 GB, industrial grade microSD memory chip

X21-SD-8GB

Preamplifier extension cables up to 200 ft. (60 m)

EXC series

SPECIFICATIONS

GENERAL

Dynamic Range
(A-weighted typical)

61 to 183 dB

Peak Dynamic Range
(Z-weighted typical)

103 to 186 dB

Peak Rise Time

30 µs

Time Weightings

Fast, Slow, & Impulse

Frequency Weightings

A, C, & Z

Data Storage (microSD card)

8 GB standard
Up to 32 GB (µSDHC) and 256 (µSDXC)

Communication

USB-C, Bluetooth BLE 4.1

Display

480 x 800 color with capacitive touch

Power

Internal Lithium battery, USB-C or external 12 V

Battery Recharge

Qi Wireless, USB-C, or external 12 V

Typical Runtime
(internal battery @ 22 °C)

40 hours (display off)
15 hours (display on)

External Power

6 V to 24 V DC (720 mW typical with display off)

Logging

Time history: 1 s to 1 h
Measurement History: 1 min to 6 h

Metrics

Leq, Lmax, Lmin, Lpeak, Ln (6 values), Time above

1/1 and 1/3 Octave Metrics
(Optional)

Leq, Lmax, Lmin

Signal Output

AC/DC on 3.5 mm TRS jack

Operating Temperature

-30 to 60 °C

Dimensions (H x W x D)

10.1 x 3.3 x 1.3 inches
260 x 83 x 32 mm

Weight

12.1 oz (383 g)

FILTERS (OPTIONAL)

Bandwidth

1/1 and 1/3 Octaves

Frequencies (base 10)

1/1: 8 Hz to 16 kHz
1/3: 6.3 Hz to 20 kHz

Standards Compliance

ANSI S1.11-2014 Class 1
IEC 61260:2014 Class 1

STANDARDS

Acoustic

ANSI S1.4-2014 Class 1,
IEC 61672-1:2013 Class 1

Noise Dosimetry

ANSI S1.25-1991
IEC 61252:2017

Safety

Directive 2014/35/EU
IEC 61010-1:2010
RoHS Directive 2011/65/EU

Approvals

CE, RoHS, WEEE