Specifications 7
Agilent U1251B/U1252B User’s and Service Guide 153
SAFETY COMPLIANCE
• EN/IEC 61010-1:2001
• ANSI/UL 61010-1:2004
• CAN/CSA-C22.2 No. 61010-1-04
MEASUREMENT CATEGORY
CAT III 1000 V/CAT IV 600 V Overvoltage Protection
EMC COMPLIANCE
• Certified to IEC61326-1:2005 / EN61326-1:2006
• CISPR 11:2003 / EN 55011:2007 Group 1 Class A
• Canada: ICES-001:2004
• Austrailia/New Zealand; AS/NZS CISPR11:2004
SHOCK AND VIBRATION
Tested to IEC/EN 60068-2
TEMPERATURE COEFFICIENT
0.15 × (specified accuracy) / °C (from –20 °C to 18 °C, or 28 °C to 55 °C)
COMMON MODE REJECTION RATIO (CMRR)
> 90 dB at DC, 50/60 Hz ± 0.1% (1 kΩ unbalanced)
NORMAL MODE REJECTION RATION (NMRR)
> 60 dB at 50/60 Hz ± 0.1%
DIMENSIONS (W × H × D)
94.4 × 203.5 × 59 mm
WEIGHT
• 504 ± 5 grams with battery (U1251B)
• 527 ± 5 grams with battery (U1252B)
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