... 40 channels color paperless recorder Features1. Using the latest large-scale integrated circuit. 2. Using high-speed, high-performance ... frequency, millivolt, thermocouple, thermal resistance.2. Signal full- scale accuracy: ± 0.2%. 3.Optoelectronic devices are used between channels , which are ... such as the iFIX,MCGS, etc. 3. Use USB2.0 interface for transfer storage and backup of history records. It ...