วันพุธที่ 4 เมษายน พ.ศ. 2555

OrderNow Extech RH520A Humidity and Temperature Chart Recorder with RS-232 Computer Interface


OrderNow Extech RH520A Humidity and Temperature Chart Recorder with RS-232 Computer Interface


Monitor and record temperature and humidity and generate warnings when conditions are outside limits. Easily configured and mounts on desk or wall to allow viewing of temperature and humidity trends with a date/time stamp. Measures humidity 10 to 95% and temperature -20° F to 140°F. LabView software calculates and graphs dewpoint, web bulb and GPP. Large dual graphical LCD display has adjustable vertical and horizontal TAC resolution. Internal memory holds 49,000 data points transferable to PC via RS-232 serial port. Detachable probe extends up to 1 meter. Audible and visual alarm with Hi/Low setpoints. Includes: Built-in stand, detachable probe with 3' cable, RS-232 cable to USB adaptor, LabView software, 100-240 VAC, 50/60 Hz adaptor, 3 AA batteries. Graphical and digital display of relative humidity and temperature Stores up to 49,000 readings in internal memory Review recorded data on meter display or download readings to a PC via included RS-232 cable Programmable High and Low alarm set points Swivel control panel acts as desk stand or is flush with meter for wall mounting

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