AIR QUALITY MONITOR The TSI Quest QT range of Heat Stress Monitors comprises of six versions + six version variants which can measure and compute a range of different parameters including WGBT (indoor) index and WBGT (outdoor) index.  The QT44, QT46 and QT48N versions have a waterless wet bulb sensor designed for working environments where daily instrument maintenance is difficult. Features QT32, QT34 and QT36 - Natural wet bulb models QT44, QT46 and QT48N - Waterless wet bult models Utilizes WBGT sensing technology; the standard for heat stress management Traditional wet bulb sensing technology Tripod mount Data logging (All models except the QT32 version) Convenient stay time parameters per multiple standards help determine work-rest ratios IP 54 ingress rating helps protect unit from exposure to dirt, dust, oil and water Designed to withstand the rigors of everyday use in demanding environments Optional tri sensor probes available for measuring parameters such as head-torso-ankle weighted average WGBT  Technical QT series contents Included in each of the Quest QT series is: QT32, QT34 and QT36 models: x1 water bottle, x1 wick kit, x1 verification module & storage case QT34, QT36, QT44, QT46 and QT48N model numbers also include x1 serial computer interface cable /6 indicates 150 mm (6 inch) style globe sensor is included in the kit ·3 indicates that 3 sensors bars are included in the kit - Sensor bar assembly (QT32, QT34 and QT36) includes x1 sensor bar containing a wet bulb, dry bulb, globe temperature & humidity (%rh) sensors - Sensor bar assembly with calculated waterless wet bulb using humidity sensor (QT44 and QT46) includes x1 sensor bar containing a calculated waterless wet bulb, dry bulb, globe temperature & humdiity (%rh) sensors - Sensor bar assembly with calculated waterless wet bulb using replaceable rh sensor (QT48N) includes x1 sensor bar containing a calculated waterless wet bulb, dry bulb, globe temperature & humdi ity (%rh) sensors - Three sensor bar assembly (QT34-3, QT-36-3) includes x3 sensor bars, x1 tripod with brackets & rods, and x2 1.8 m (6ft) extension cables for mounting sensor bars & monitor for head, torso & ankle measurements - Three sensor bar assembly with calculated waterless wet bulb using humidity Sensor (QT44 and QT46) includes x3 sensor bars, x1 tripod with brackets & rods, and x2 1.8 m (6 ft) extension cables for mounting sensor bars & monitor for head, torso & ankle measurements