HT instruments HT327 User Manual
Page 20
HT327
EN - 19
6.1.1. Electrical specifications
Conversion: TRMS
Measuring rate:
1.5 times per second
Temperature coefficient:
0.15×(accuracy)/°C (<18°C and >28°C)
NMRR Normal Mode Rejection Ratio:
>50dB for DC parameters and 50/60Hz
CMRR Common Mode Rejection Ratio:
>100dB from DC up to 60Hz on DCV
>60dB from DC up to 60Hz on ACV
6.1.2. Reference
guidelines
Safety: IEC/EN61010-1
Insulation:
double insulation
Pollution degree:
2
Measurement category:
CAT IV 600V, CAT III 1000V (V/
/A)
Max height of use:
2000m (6561ft)
6.1.3. General
data
Mechanical characteristics
Dimensions (L x W x H):
163 x 88 x 48mm (6.4 x 3.5 x 1.9in)
Weight (including battery):
400g (14 ounces)
Power supply
Battery type:
1x9V battery NEDA1604, JIS006P, IEC6F22
Low battery indication:
symbol "
" is displayed
Battery life:
Approx. 300 hours
Auto power OFF:
After 30 minutes of idleness
Fuse:
F10A/1000V Bussmann type
Display
Specifications:
4 LCD with max. reading 3999 counts + symbol
decimal point sign and bargraph
Out of range indications:
“OL” or “-OL”
6.2. ENVIRONMENT
6.2.1. Environmental
conditions
Reference temperature:
23° ± 5°C (73 ± 41°F)
Working temperature:
0° ÷ 30°C (32 ÷ 104°F)
Relative humidity:
<80%HR
Storage temperature:
-20° ÷ 60°C (-4 ÷ 140°F)
Storage humidity:
<80%HR
This product conforms to the prescriptions of the European directive on low voltage
2006/95/EEC (LVD) and to EMC directive 2004/108/EEC.
6.3. ACCESSORIES
6.3.1. Standard
accessories
Test
leads
User
manual
Battery
B80: carrying case
6.3.2. Optional
accessories
4413-2: couple of 4mm test leads