Dickson Chart Recorders are mechanical devices that consist of a paper chart rotating around a movable pen which moves according to the reading of a sensor and draws on the paper chart accordingly, allowing you to track the temperature throughout the day visually.
Each pack of charts consist of 60 pieces. The chart refills comes in 2 sizes:
- 4 inches (101mm)
- 6 inches (152mm)
The 4 inches (101mm) Chart provides a 24-hour recording and can take temperature measurements ranging from -30°C to 50°C.
The 6 inches (152mm) Chart provides 7-day recording with temperature measurements ranging from 0°C/F to 100 °C/F or -100°C/F to 0°C/F.