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ETI 891-090 | Max/Min Thermometer | Programmable Alarm, 2-Point Calibration Certificate
The ETI 891-090 is the max/min grow room thermometer with programmable alarm, supplied with a 2-point calibration certificate. It shows inside temperature from its internal sensor and outside temperature from a remote probe on a 3 m lead, and records maximum and minimum values with an audible 94 dB alarm.
Key features
- Supplied with a 2-point calibration certificate
- Internal sensor (0 to 49.9 °C) and remote probe (-49.9 to 69.9 °C)
- Programmable alarm, max and min
- 0.1 °C / 0.1 °F switchable resolution
- 2 x AAA batteries, up to 10,000 hours
- Specifications
| Part Number | 891-090 |
| Brand | ETI |
| Model | Max/min thermometer with 2-point calibration certificate |
| Probe Range | -49.9 to 69.9 °C |
| Internal Sensor Range | 0 to 49.9 °C |
| Accuracy | ±1.0 °C |
| Resolution | 0.1 °C / 0.1 °F |
| Sensor Type | Thermistor |
| Probe Lead | 3000 mm straight PVC |
| Response Time | 10 seconds |
| Alarm | Audible, 94 dB |
| Battery | 2 x AAA, 10,000 hours |
| Case Material | ABS |
| Dimensions | 97 x 65 x 20 mm |
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