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Summary of Contents for Otto ClearTrak NRX V4-11222-S
- Page 1 ClearTrak NRX Headset Intrinsically Safe / Sécurité Intrinsèque Installation manual...
- Page 2 IMPORTANT SAFETY WARNINGS AND FEATURES This ClearTrak™ NRX Headset reduces exposure to noise and loud sounds that can damage hearing. Be sure to follow the instructions in this manual carefully. Failure to follow these recommendations may severely reduce the amount of hearing protection provided by the headset. •...
- Page 3 Noise Reduction Rating (OTH) 2000 Frequency (Hz) 1000 3150 4000 6300 8000 20.8 17.6 28.3 Mean Attenuation (dB) 33.6 34.7 41.4 41.0 40.0 39.6 Standard Deviation (dB) PER ANSI S3.19-1974 NRR= 25 dB; Headband Force= 3.4 lbs. TEST REPORT ID: Q6354A, Michael and Associates, Inc. Noise Reduction Rating (BTH) Frequency (Hz) 1000...
- Page 4 SNR (Single Number Rating) (OTH) Classification: ClearTrak™ NRX EN 352-1:2020 Testing was conducted by Michael and Associates, Inc. Report Q7139A 8000 Frequency (HZ) 1000 2000 4000 SNR = 32 dB Mean Attenuation (dB) 17.5 23.1 29.5 34.9 36.6 40.9 40.6 H = 36 dB Standard Deviation (dB) M = 30 dB...
- Page 5 EN 352-6:2020 The European Union testing was conducted by Michael and Associates, Inc. Report Q7224A and Q7225A. PPE (EU) 2016/425 is met by compliance to EN 352-1:2020, EN 352-6:2020. PPE Regulation 2016/425 on personal protective equipment, as amended to apply in Great Britain.
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Page 6: Supplied Equipment
Supplied Equipment ClearTrak™ NRX Headset (Figure 1-2) Figure 1 ® Adjustable Headband Audio cross-over cable Ear seals Noise canceling microphone Radio Connector Cable Figure 2... -
Page 7: Installation
ClearTrak™ NRX Headset Instructions for Use Installation WARNING – Substitution of components may impair intrinsic safety /Avertissement: La substitution des composants peut nuire à la sécurité intrinsèque. To prevent ignition of flammable or combustible atmospheres, disconnect power before servicing / Pour éviter l'inflammation d'atmosphères inflammables ou combustibles, débranchez l'alimentation avant l'entretien Turn the radio off. - Page 8 Accessory connector is attached to radio accessory jack which can be located on the side, top or bottom of a radio model. See OEM radio instruction booklet. Table 2: /R i Model V4-11222-S 43.2µH/Ω 36nF 9.6V 1.25W 360mA V4-11223-S 43.2µH/Ω 36nF 9.6V 1.25W...
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Page 9: Maintenance
Wearing the Headset And Boom Mic Placement (Figure 8 and Figure 9 ) Identify the left and right ear seals. The push-to-talk (PTT) button is located on the back of the left ear cup. For over-the-head version adjust ear cup height by pulling or pushing on the cups. For the behind-the-head version adjust the Velcro head strap for best fit/comfort. -
Page 10: Troubleshooting
Troubleshooting Possible Causes Problem Suggested Action Cannot hear or transmit Poor connection Check all connections over radio between headset and between headset and radio radios Radio turned off/ wrong channel Check radio and PTT cable Incorrect Cable compatibility Boom microphone Check positioning of mic Poor transmission poorly positioned... - Page 12 Production Registration Register to receive email alerts whenever updates or mission critical information regarding your product becomes available. https://go.otto-comm.com/product-registration This manual can be found in French, German and Spanish at www.otto-comm.com/support Ce manuel peut être consulté sur www.otto-comm.com/support...
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