Ryan EZT Strip Chart RecordersRyan EZT is an easy-to-use, reliable and cost-effective choice for temperature monitoring. At the end of the trip the receiver breaks the tamper-proof seal, opens the instrument, and removes the chart of in-transit temperature conditions.The legendary quality of the Ryan brand comes in a unit that ships pre-sealed and ready to start. The Ryan EZT includes individual instrument tracking, pre-shipment validtion testing to NIST standards, and proven expert testimony in claim situations as standard services.TempTale 4 (TT4) Ambient Temperature MonitorThe TT4 monitor is the industry� most reliable and accurate electronic monitor for managing your temperature-sensitive products. The monitor� enhanced LCD display provides time and temperature data instantly, giving you quick access to critical, decision-making information: average temperature, highest and lowest recorded temperatures, and cumulative time above high-temperature and below low-temperature limits.