N1911/1912A P-Series Power Meters User’s Guide xi
Environmental Conditions
This instrument is designed for indoor use. The table below shows the
general environmental requirements for this instrument.
Regulatory Information
The N1911/1912A P-Series power meters comply with the following
safety and Electromagnetic Compatibility (EMC) compliances:
Safety compliance
• IEC 61010-1:2010/EN 61010-1:2010 (3rd Edition)
• Canada: CAN/CSA-C22.2 No. 61010-1-12
• USA: ANSI/UL 61010-1 (3rd Edition)
EMC compliance
• IEC 61326-1:2005/EN 61326-1:2006
• CISPR11:2003/EN 55011:2007, Group 1 Class A
• Canada: ICES/NMB-001:Issue 4, June 2006
• Australia/New Zealand: AS/NZS CISPR 11:2004
Environmental condition Requirement
Te m p e r a t u r e
Operating condition
• 0 °C to 55 °C
Storage condition
• –40 °C to 70 °C
Humidity
Operating condition
• Up to 95% RH at 40 °C (non-condensing)
Storage condition
• Up to 90% RH at 65 °C (non-condensing)
Altitude Up to 3000 m
Pollution degree 2
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