Ht-instruments HT701 Manual de usuario descargar pdf (Pagina 24)

HT701

EN - 23

6.1.1. Electrical characteristics

Conversion: TRMS

Sampling frequency: 3 times per second

Temperature coefficient: 0.15x(accuracy) /°C, <18°C or >28°C

NMRR Normal Mode Rejection Ratio: > 50dB for DC quantities and 50/60Hz

CMRR Common Mode Rejection Ratio: >100dB from DC up to 60Hz (DCV)

> 60dB from DC, up to 60Hz (ACV)

6.1.2. Considered standards

Safety: IEC/EN 61010-1

IEC/EN61557-1, IEC/EN61557-2

Insulation: double insulation

Pollution level: 2

Overvoltage category: CAT IV 600V, CAT III 1000V

Max operating altitude: 2000m (6561ft)

6.1.3. General characteristics

Mechanical characteristics

Size (with shell): 207 (L) x 95 (W) x 52 (H) mm (8 x 4 x 2 inch)

Weight (batteries included): 630g (22 ounces)

Power supply

Battery type: 4 x 1.5V alkaline type AA IEC LR6

Low battery indication: symbol “ ” with battery voltage < approx. 4.8V

Battery life: approx. 80 hours

600 insulation test with new batteries at room

temperature (1M @ 1kV, duty cycle of 5s on

and 25s off)

Auto Power Off after 20 minutes of idleness (disabled)

Memory

Characteristics: max. 100 locations for each function

Display

Characteristics: 5 LCD, 10000 points, decimal sign, analogue

bargraph and autobacklight

Over range indication: “OL” or “-OL”

6.2. ENVIRONMENT

6.2.1. Environmental conditions for use

Reference temperature: 23° ± 5°C (73 ± 41°F)

Operating temperature: 0° ÷ 50°C (32° ÷ 122°F)

Allowable relative humidity: <80%RH

Storage temperature: -20° ÷ 60°C (-4 ÷ 140°F) (batteries not fitted)

Storage humidity: <80%RH (batteries not fitted)

This instrument satisfies the requirements of Low Voltage Directive 2006/95/EC

(LVD) and of EMC Directive 2004/108/EC

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