Yokogawa Corp of America”s Datum-YTM portable, multi-channel data logger is certified for IPv6. The system measures and records environmental data in the field or in the plant such as temperature, voltage, current, power, vibration, speed, RPM, and can utilize various communication media for alarms, remote data collection, or to change settings. Features a rugged case with detachable terminal block for ease of wiring up to eight or 16 channels of thermocouple, RTD, or DC voltage inputs, including two digital inputs and one pulse input. A Lithium-Ion rechargeable battery provides up to eight hours of continuous operation if AC power is unavailable.