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SPECIFICATIONS FOR QUESTEMPº II PERSONAL HEAT STRESS MONITORS SENSOR: Thermistor Temperature Sensor Accuracy and ranges: + / -0.1° C ( 0.2° F) from 32° C to 40° C ( 89.6° F to 104° F) MEASUREMENT PARAMETERS: Temperature reading: Celsius or Fahrenheit Time stamping with clock 10-second data logging intervals Overall summary data Detailed time history data MECHANICAL DESIGN: IP54 water & dust ingress protection rating Case ( Aluminum) : 13 x 6.4 x 2.5 cm ( 5.1 " x 2.5 " x 1 " ) Weight Housing: 283 g ( 10 oz) Ear sensor assembly: 4.2 g ( 0.15 oz) OPERATING TEMPERATURE RANGE: Unit: 0° C to 70° C ( 32° F to 158° F) OPERATING HUMIDITY: 0% to 95% ( non-condensing) DATA MANAGEMENT: QuestSuite ™ Professional OUTPUT: RS-232 serial printer / computer interface Audio Alert POWER SOURCE: 9V disposable batteries ( 60 hrs) STANDARDS / APPROVALS: Intrinsic Safety UL/ CSA standards for Class I groups C & D; Class II groups E, F & G; Class III temperature code T3C Electromagnetic conformance: CE Mark
