- Manufacturer
- Fluke
- Model
- 789
- Voltage measurement
- AC/DC up to 1,000 V
- Safety category
- CAT III 1,000 V / CAT IV 600 V
- DC mA measurement range
- 30.000 mA
- Current measurement
- 1.000 A range; 0.440 A continuous, 1 A for 30 seconds maximum
- Resistance range
- Up to 40 MOhm
- Frequency measurement
- 0.5 Hz to 20 kHz; highest displayed range 19.999 kHz
- Current source/simulate
- 0-20 or 4-20 mA; overrange to 24 mA
- Current output accuracy
- 0.05% of span; reference conditions apply
- Source drive capability
- 1,200 Ohm at 20 mA / 24 V compliance
- Simulate loop supply
- External 15-48 V
- Loop power
- 24 V, 789 only
- HART loop feature
- Selectable built-in 250 Ohm resistor
- Current adjustment
- Coarse/fine, 25%/100% step; slow/fast ramp and 25% auto-step
- Reference accuracy conditions
- 18-28 C; one year calibration interval; 5-minute warmup per user manual
- Operating temperature
- -20 to 55 C
- Power
- 4 AA alkaline cells
- Dimensions H x W x D
- 203 x 100 x 50 mm
- Weight
- 600 g