Wireless Noise Dosimeter Spartan 730
- Wireless charging and Bluetooth low-energy 4.1 communication
- Full control and live monitoring via LD Atlas app
- Automatically connect and download data via G4 LD Utility software without human intervention
- Optional Event Sound Recording (730-ESR)
- Optional 1/1 Octave filters (730-OB1)
- Compliance to OSHA, MSHA, ACGIH, and ISO 9612
- EU Directive 2003/10/EC compliance
| SPECIFICATIONS | ||||
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Performance | ||||
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Standards |
ANSI S1.25-1991 (R2017), IEC 61252 Ed. 1.2 |
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Linear Operating Range |
52 – 140 dB rms A-weighted |
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Dynamic Range |
94 dB |
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Peak Range |
78 – 143 dB Peak, C-weighted |
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Peak Weightings |
A, C, Z |
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RMS Weightings |
A, C, Z |
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Time Weightings |
Slow, Fast, Impulse |
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Frequency Range |
20 Hz to 10 kHz |
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Data Logging |
1 second samples |
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Logged Data |
LAeq, LCeq, LCpeak, LZpeak, LASmax, LAFmax, TWA3, TWA5, Motion |
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Memory |
8 GB internal |
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Communications |
Bluetooth Low Energy 4.1 |
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Battery |
Rechargeable Lithium Ion |
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Run Time |
40 hours, typical |
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Charge Time |
3 hours from full discharge |
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Charger |
Qi-compliant wireless or USB |
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Compliance |
CE, ROHS, WEEE |
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Motion |
Overall motion percentage and bump |
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Languages |
English, Spanish, Italian, French, Portuguese, German |
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Virtual Dosimeter | ||||
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Virtual Dosimeters |
4 independent with configurable LED indication |
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Exchange Rate |
3, 4, 5, 6 |
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Criterion Level |
70.0 to 100.0 dB |
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Threshold |
70.0 to 100.0 dB |
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Shift Time |
1 to 24 hours |
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Alarms |
2 independent with configurable indication |
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Measurement Results |
Dose; ProjDose; LAVG; TWA(8); Proj TWA(8); Lex,8h; Lep,d; Proj Lep,d |
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Summary Measured Values (Common to all virtual dosimeters) | ||||
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LωΤ (SPL), Lωeq (Leq), Lωpk (Lpeak), LωΤMax (Lmax), LωΤMin (Lmin) where |
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Mechanical | ||||
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Display |
Color LCD 176 x 176 pixels, always on with low light sensor and front light |
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Ingress Protection |
IP65 |
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Keys |
Four buttons |
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Weight |
112 g (4.2 oz.) including clips and windscreen |
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Dimensions |
85 x 54 x 39 mm (3.35 x 2.13 x 1.54 in.) dosimeter only |
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Microphone |
¼-inch Model 375A03 |
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Operating Temperature |
–10 to +50 ℃ (14 to 122 ℉) |
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Operating Humidity |
Up to 90% RH, non-condensing |
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1/1 Octave Filters (optional) | ||||
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Standards |
ANSI/ASA S1.11-2014; IEC 61260-1:2014 Class 1 |
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Filters |
31.5 Hz to 8 kHz |
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Linear Operating Range |
42 to 140 dB @ 1 kHz |
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Measured Results |
LZeq (Leq), LZΤMax (Lmax), LZΤMin (Lmin) |
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Event Audio Recording (optional) | ||||
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Format |
16-bit .wav |
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Sample Rate |
8 kHz |
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Recording Time |
Fixed: 2 s pre-trigger and 10 s post-trigger |
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Trigger Source |
LAS, LAF, LCS, LCF, LAeq,1s, LCeq,1s |
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Trigger Level |
40 – 140 dB, selectable |
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LD-730
