6.12 General Specifications
Item Specifications
Standard operating conditions Ambient temperature: 23 to 5°C
Ambient humidity: 20 to 80% RH
After a 30 minute warm-up and after calibration
Recommended calibration period 1 year
Warm-up time At least 30 minutes
Operating environment Temperature: 0°C to 45°C
(When using the AC adapter: 0 to 40°C, when charging the battery:
0 to 35°C)
Humidity: 20 to 85%RH (no condensation)
Altitude: 2000 m or less
Storage environment Temperature: −20°C to 60°C
Humidity: 20 to 85%RH (no condensation)
Power supply Runs on AC adapter (720921), DC power input (720922), or battery pack (739883)
1
When both DC power input and battery pack are used, the DC power input takes
precedence.
When both the dedicated AC adapter and battery pack are used, the AC adapter
takes precedence.
AC adapter (720921)
Rated supply voltage 100 to 240 VAC
Permitted supply voltage range 90 to 264 VAC
Rated supply frequency 50/60 Hz
Permitted supply frequency range 47 to 63 Hz
Maximum power consumption 120 VA
Withstand voltage 3 kV (between the main unit and AC adapter power line)
Insulation resistance 10 MΩ (between the main unit and AC adapter power line)
DC power input (720922)
Rated supply voltage 10 to 30 VDC (main unit connector end)
Maximum power consumption 45 W
Standby power 0.6 Wtyp (power-off or not charging)
DC power cable Cigarette lighter plug type, length: approx. 2.5 m
Battery pack (739883)
Type Lithium-ion
Operation time Approx. 3 hours
Charge time Approx. 6 hours (when the DL350 power is off)
Installation orientation Vertical, horizontal, tilted
External dimensions Approx. 305 mm (W) x 217 mm (H) x 92 mm (D) (excluding protrusions)
Weight Approx. 3.9 kg (when the battery and two 720254s are installed)
Instrument cooling method Forced air cooling (exhaust)
Battery backup Settings and clock are backed up with the internal lithium battery.
Life: Approx. five years (at an ambient temperature of 23°C)
Safety standards Compliant standards
EN 61010-1, EN 61010-2-030, EN 61010-031, EN 60825-1
Pollution degree 2
Measurement category: See the specifications of each module.