Overview
Enviro Test Construct high precision humidity calibrator is a handheld, battery-operated instrument that measures and sources electrical and physical parameters. Make sure that the package contains all the accessories listed below. And if you find they are damaged or any of them is missing.
Features
- Measure DC-voltage, ohm, Tc, RTD, continuity
- Source: DC-voltage, ohm, Tc, RTD
- 2-wire, 3-wire, 4-wire connection method for ohm and RTD measurement
- Big LCD can display the TC or RTD measurement value
- Voltage or resistance corresponding simultaneously
- TC measurement or source terminals
- Built-in lead connector of same temperature
- Room temperature monitoring under any operation
- Measurement wave-filter function
- Measurement manual-holding function
Technical Specifications
| Display | Double display on the LCD screen |
| Power supply | 4 x 1.5 V AAA alkaline battery |
| Accuracy | 0.02% + 0.01% Accuracy |
| DC millivolt | Range -10 mV to 1100 mV,-10 mV to 100 mV,-10 mV to 1100 mV Accuracy ± (% of the set value, % of range) 0.02% + 0.01% Resolution 1 uV, 1 uV, 0.01 mV |
| DC voltage | Range -1 V to 11 V,-0.1 V to 1 V,-1 V to 11 V Accuracy = ± (% of the set value , % of range) 0.02% + 0.01% Resolution 0.1 mV, 10 uV, 0.1 mV |
| DC current | Range: 0 mA to 22mA Accuracy = ± (% of the set value, % of range) 0.02% + 0.02% Resolution 1 uA |
| Sink current | Range 0 mA to 22 mA Accuracy ± (% of the set value, % of range) 0.02% + 0.02% Resolution: 1 uA |
| Resistance | Range 0 KΩ to 40 KΩ Accuracy = ± (% of the set value, % of range) Resolution 0.01 Ω or 0.1 Ω or 1 Ω |
| Frequency | Range 1 Hz to 100 KHz Accuracy ±2 words Resolution 0.01 Hz or 1 Hz or 0.1 KHz or 2 KHz |
| Pulse | Frequency 1 Hz to 10 KHz Range 1 to 100000 Cyc Accuracy ±2 words Resolution 1 Cyc |
| Switch | Range 1 Hz to 100 KHz Accuracy ±2 words Resolution 0.01 Hz or 1 Hz or 0.1 KHz or 2 KHz |
| Thermocouple | Range 10 types (R or S or K or E or J or T or B or N or L or U) Accuracy 32.72 °F (0.4 °C) Resolution 32.18 °F or 33.8 °F (0.1 °C or 1 °C) |
| DC millivolt | Range -5 mV to 550 mV, -20 mV to 220 mV Accuracy = ± (% of Reading + % of Range) 0.02% + 0.01% Resolution 1 uV or 10 uV, 0.01 mV |
| DC voltage | Range -5 V to 55 V Accuracy = ± (% of Reading+ % of Range) 0.02% + 0.01% Resolution 0.1 mV or 1 mV |
| DC current | Range -4 mA to 55 mA Accuracy = ± (% of Reading+ % of Range) 0.02% + 0.01% Resolution 1 uA |
| Resistance | Range 0 KΩ to 5.5 KΩ Accuracy = ± (% of Reading+ % of Range) 0.05% + 0.02% Resolution 0.01 Ω or 0.1 Ω |
| Frequency | Range 3 KHz to 50 KHz Accuracy ±2 words Resolution 0.01 Hz or 0.1 Hz or 1 Hz |
| Switch | Range CLOSE or OPEN Threshold 200 Ω to 300 Ω |
| Loop power supply | Range 24 V Accuracy ±10% The maximum current 22 mA |
| Size | 8.08 in x 3.72 in x 1.65 in (205 mm x 95 mm x 42 mm) |
| Weight | 1.102 lb (500 g) |
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