Fluke 1750 Fluke 1750 Calibration Manual - Page 14

1750 Calibration Manual Environmental and Safety Specifications Operating Environment indoors or in covered area outdoors, up to 2000 m altitude Storage Temperature and Humidity 20 °C to 50 °C, 80 % rh max, non-condensing Operating Temperature and Humidity 0 °C to 40 °C, 80 % rh max, non-condensing Maximum Rated Working Voltage Voltage Terminals 1100 V rms Voltage Durability 5550 V rms ac for 1 minute, between voltage input terminals, voltage input terminals and current probes, and voltage input terminals and case (50/60 Hz, 1 mA sense current) Enclosure Protection IP30 (per EN 60529) Standards Conformance EMC EN 61326-1:2000 Class A EN 61000-3-2:1995+A1:1998+A2:1998 EN 61000-3-3:1995 Safety EN 61010-1:2nd Edition Voltage input unit: Contamination Level 2 Measurement Category 1000 V CAT III, 600 V CAT IV (transient: 8 kV) Cleaning and Maintenance WCaution To avoid damage to the Recorder, do not apply abrasives or solvents to the housing. The Recorder contains no user serviceable parts. Contact an authorized Fluke service center for repair. See Contacting Fluke. Periodically wipe the case with a damp cloth and mild detergent. Required Equipment For a list of required equipment for the verification tests and calibration adjustment, see Tables 2 and 3. Equipment Calibrator Multimeter with 4-wire Ohms Personal Computer (PC) (Windows XP) Table 2. Required Equipment Required Characteristics AC Voltage Range: 0 - 1000 V ac Accuracy: ± 0.03 % Frequency Range: 50 - 10000 Hz DC Voltage Range: 0 - 1000 V dc Accuracy: ± 0.03 % Ohms Range: 100 KΩ Accuracy: ± 0.011 % 1750 Cal Wizard and Fluke Power Analyze software installed Recommended Model Fluke 5520A Multi-Product Calibrator or equivalent Fluke 8846A Precision Multimeter or equivalent 6