426Q, Fischer Thermo-Hygrograph w/ 7 days chart
The thermo/hygrographs are equipped with a mechanical or quartz clockwork, the recording drum revolution cycle can be easy set from week to daily or monthly cycle (monthly cycle for quartz clockwork only), with corresponding time 25.6h/176h/783h..
- The carrying-handle for the ease of portability
- Easily detachable housing simply slides out
- Simple removal of the drum
- Attaching recording graph paper is simple and easy
- Sensor of the thermograph is a U-shaped bimetal of high specific deflection
Please download the datasheet here. (pdf)