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Warm-up time: Approx. 30 minutes
Operating environment: Temperature: 5°C to 40°C, Humidity: 20%RH to 80%RH (No condensation), Elevation: 2000 m or less
Installation location: Indoors
Storage environment: Temperature: −25°C to 60°C, Humidity: 20%RH to 80%RH (No condensation)
Rated supply voltage: 100 VAC to 240 VAC
Permitted supply range voltage: 90 VAC to 264 VAC
Rated supply frequency: 50/60 Hz
Permitted supply voltage frequency range: 48 Hz to 63 Hz
Maximum power Consumption: WT310E, WT310EH: 50 VA, WT332E/WT333E: 70 VA
External dimensions (excluding protrusions.): WT310E, WT310EH: Approx. 213 (W) × 88 (H) × 379 (D) mm; WT332E/WT333E: Approx. 213 (W) × 132 (H) × 379 (D) mm Weight: WT310E, WT310EH: Approx. 3 kg; WT332E/WT333E: Approx. 5 kg
Input: Measurement range: - Voltage: Crest factor 3: 15 V/30 V/60 V/150 V/300 V/600 V; Crest factor 6 or 6A: 7.5 V/15 V/30 V/75 V/150 V/300 V
- Current: + Direct input: Crest factor 3: WT310E: 5 mA/10 mA/20 mA/50 mA/100 mA/200 mA/0.5 A/1 A/2 A/5 A/ 10 A/20 A, WT310EH: 1A /2 A/5 A/10 A/20 A/40 A, WT332E and WT333E: 0.5 A/1 A/2 A/5 A/10 A/20 A; Crest factor 6 or 6A: WT310E: 2.5 mA/5 mA/10 mA/25 mA/50 mA/100 mA/ 0.25 A/0.5 A/1 A/2.5 A/5 A/10 A, WT310EH: 0.5 A/1 A/2.5 A/5 A/10 A/20 A, WT332E and WT333E: 0.25 A/0.5 A/1 A/2.5 A/5 A/10 A
+ External current sensor input (/EX1,/EX2): Crest factor 3: EX1: 2.5 V/5 V/10 V or EX2: 50 mV/100 mV/200 mV/500 mV/1 V/2 V; Crest factor 6 or 6A: EX1: 1.25 V/2.5 V/5 V or EX2: 25 mV/50 mV/100 mV/250 mV/500 mV/1 V
Measurement frequency range: - 0.1 s: DC, 20 Hz ≤ f ≤ 100 kHz
- 0.25 s: DC, 10 Hz ≤ f ≤ 100 kHz
- 0.5 s: DC, 5 Hz ≤ f ≤ 100 kHz
- 1 s: DC, 2.0 Hz ≤ f ≤ 100 kHz
- 2 s: DC, 1.0 Hz ≤ f ≤ 100 kHz
- 5 s: DC, 0.5 Hz ≤ f ≤ 100 kHz
- 10 s: DC, 0.2 Hz ≤ f ≤ 100 kHz
- 20 s: DC, 0.1 Hz ≤ f ≤ 100 kHz
- Auto: DC, 0.1 Hz ≤ f ≤ 100 kHz
Display: + Display type: 7-segment LED
+ Simultaneous display: 4 items
