Fluke 9140 Dry-well Calibrator - Manual (Page 15)

3 Specifications and Environmental
Conditions
3.1 Specifications
The following table lists the specifications for this instrument. Accuracy speci-
fications are applicable for a one-year calibration interval. In line with normal
prudent metrology practices, Hart Scientific recommends a short-cycle interval
of six months for new units during the first year.
Power 115 VAC (±10%), 4.4 A or 230 VAC (±10%), 2.2 A, switchable 500 W
Ambient Temperature 5–50°C (41–122°F)
Operating Range 35–350°C (95–662°F)
Resolution 0.1°C or °F resolution
Readout Switchable°C or °F
Accuracy ±0.5°C (±0.9°F), in holes greater than 1/4" (6.35 mm) accuracy is ±1°C
(±1.8°F)
Stability ±0.03°C at 50°C, ±0.05°C at 350°C
Uniformity ±0.4°C typical, ±0.1°C with similarly sized wells
Controller Digital controller with data retention
Heater 500W
Heating Time 12 minutes from ambient to 350°C
Cooling Time 15 minutes from 350°C to 100°C
Cooling 2 speed internal fan
Stabilization Time 7 minutes
Immersion Depth 124 mm (4.88 inches)
Fault Protection Sensor burnout and short protection, over temperature thermal cut-out, elec-
trical fuses
Test Wells 31.8 mm dia. x 123.7 mm deep (1.25" x 4.87"). Multi-hole inserts are
available.
Exterior Dimension 152.4 mm H x 85.7 mm W x 196.9 mm D (6" x 3.375" x 7.75")
Weight 2.7 kg (6 lbs.)
Fuse Rating 115 V: 6 A (fast acting), 250 V
230 V: 3.15 A (fast acting), 250 V
Safety OVERVOLTAGE (Installation) CATEGORY II, Pollution Degree 2 per
IEC1010-1
3.2 Environmental Conditions
Although the instrument has been designed for optimum durability and trou-
ble-free operation, it must be handled with care. The instrument should not be
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3 Specifications and Environmental Conditions
Specifications