OHAUS Defender 3000 Series, Руководство по обслуживанию

Страница: 29 / 51

Defender 3000 Indicators Service Manual EN-27
4 TECHNICAL DATA
4.1 Specifications
Equipment Ratings:
Indoor use only
Altitude: 2,000m
Operating temperature: -10°C to 40°C
Humidity:
Maximum relative humidity 80% for temperatures up to 31 °C decreasing
linearly to 50% relative humidity at 40°C.
Electrical supply: 100 - 240V
～
, 0.5A, 50/60Hz
Voltage fluctuations: Mains supply voltage fluctuations up to ±10% of the nominal voltage.
Overvoltage category
(Installation category):
II
Pollution degree: 2
Model i-DT33P
Construction ABS plastic housing, powder coated carbon steel bracket
Maximum displayed resolution 1:30,000
Maximum approved resolution
1:10,000 or 2 × 3,000e Class III @ 1 µV/e (EC, OIML)
；
1:6,000 (NTEP/Measurement Canada) Class III
Weighing units
Kilogram, Gram, Pound, Ounce, Pound: Ounce, Tonne (Metric
Tonne)
Modes Weighing, Counting, Check, Totalization
Display 45 mm / 1.8 in digit height LCD display with 4-color backlight
Check indicator 3 color (red, green, yellow) bar
Keyboard 4 button membrane keyboard
Auto-zero tracking Off, 0.5 d, 1 d or 3 d
Load cell excitation voltage 5VDC
Load cell drive Up to 6 X 350 ohm
Load cell input sensitivity Up to 3 mV/V
Stabilization time 1 second
Power
9 VDC, 6 dry cells, size C;
6 VDC rechargeable battery;
100-240 VAC / 50-60 Hz internal power supply (depending on
models)
Battery life
Dry cell battery: up to 200 hours continuous use with backlight off
Rechargeable battery: up to 100 hours continuous use with
backlight off
Interface RS232 standard, Optional USB device or Ethernet
Shipping dimensions
300 x 265 x 135 mm