Is the XL2 a type approved sound level meter?

The Type Approval Option, when installed on your XL2, upgrades the instrument to the XL2-TA, the sound level meter for certified measurements. The XL2-TA, together with the M2230 or M2340 microphone and Shroud jacket, forms a type-approved sound level meter offering class 1 performance in accordance with IEC 61672:2014, IEC 61260:2014, ANSI S1.4:2014 and ANSI S1.11:2014 standard. The Type Approval Option includes the Shroud MXA01.

Type approved sound level meter configuration:

  • XL2-TA Sound Level Meter (XL2 with Type Approval Option installed)
    • Measurement Microphone M2230 or M2340
    • Shroud MXA01
    • Firmware V4.71 (AT, CH, DE)
    • Firmware V4.21 (FR)
  • NTi Audio Class 1 Sound Calibrator
  • Optional
    • Extended Acoustic Pack
    • ASD Cable 5 m, 10 m or 20 m
    • Mains Power Adapter
    • Wind Screen 50 mm or 90 mm
    • Weather Protection WP30
    • XL2 Input Keypad
    • Microphone Holder MH01


XL2 Type Approval Certificates: