Dual channel with DC to 500 Hz 79 chart speeds from 1mm/min to 125 mm/sec Built for reliable operation under the most demanding physical and environmental conditions Can log data from oil wells; monitor operations at steel and paper mills and industrial processing plants, record data while on army tanks; monitor nuclear power stations, electric power utilities or troubleshoot telephone lines. Missing cover Mfg Website: www.astro-med.com/index.html
This recorder has been tested and found to have problems. The pen platen is sticky and the paper does not feed properly. We are selling it as is for repair or parts value.