FlashCheck® Certified Min/Max ULT Thermometer
Model 12239
- Monitor vaccines in ultra-low temperatures
- Ideal for storage and transport with dry ice
- Minimum/Maximum memory for lowest and highest readings
- High and Low Alarms with audible buzzer and flashing red light
- Detachable external sensor with gold plated stereo jack connector
- Jumbo LCD
- Selectable ºC/ºF temperature scales
- Non-volatile memory retains settings during battery replacement
- Remaining battery indicator
- Mounts to vertical surfaces with strong built-in magnets
- Foldable stand for placement on flat surfaces
Models
| Model | |
|---|---|
| 12239 | Includes Manufacturer's Certificate of Compliance |
| 12239-02 | Includes 2-yr ISO 17025 Calibration Certificate |
Specifications
| Feature | Specification |
|---|---|
| DeltaTrak manufactures products under an ISO 9001:2015 registered quality management system | |
| External Sensor Measurement Range | -115.6°F to 113°F (-82°C to 45°C) |
| Operating Range | 14˚F to 122˚F (-10˚C to 50˚C) |
| Accuracy | ±1.0°F from -76°F to 113°F (±0.5°C from -60°C to 45°C) ±2.7°F from -115.6°F to -77.8°F (±1.5°C from -82°C to -61°C) |
| Display Resolution | 0.1°F/°C |
| Display Reading Update | 17 seconds |
| Display Size | 1.92in W x 2.08in L (49mm W x 53mm L) |
| Instrument Size | 2.99in W x 3.74in L x 0.74in D (76mm W x 95mm L x 19mm D) |
| Body Casing | ABS polymer, resistant to chemicals and high impact |
| Sensor | Thermistor |
| External Sensor | 0.15in Dia x 0.98in (3.8mm Dia x 25mm) 3.28ft (1m) Teflon cable with stereo jack connector |
| Battery | AA Battery, user replaceable |
| Calibration | 2-yr ISO 17025 Calibration Certificate (A2LA), 1-yr NIST Calibration Certificate, and Manufacturer’s Certificate of Compliance available |
| Certification | CE mark, NIST traceable, RoHS, WEEE |





