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To monitor and record relative humidity and temperature conditions. All models feature a human hair bundle humidity sensor (domed mini-drum model has dual bundles) and an aged bimetallic strip temperature sensor. Response time is 15 minutes for 45% of reading. Each unit is individually tested and includes a factory certificate stating that it meets or exceeds stated specifications. Each hygrothermograph also includes all the components necessary to get started including two felt-tipped pens (one blue and one red), one seven-day sheet of chart paper (one roll of one-month paper with long cycle model) and batteries. Hygrothermographs 354-27463, 354-27460 and 354-27466 are shown with optional axial fan for more uniform sample measurements in fluctuating environments.
Cat. No. 354-24895 Economical Mini-Drum Hygrothermograph:
Records temperature and humidity on seven-day rotation. It can be used in tight places such as under fume hoods or inside environmental chambers. Quartz-controlled drive mechanism rotates drum at a single speed.
354-27463 Two-Speed Hygrothermograph:
is a spring-wound model which records temperature and humidity on a one- or seven-day rotation. Made of lightweight, corrosion-resistant acrylic for indoor or sheltered outdoor use. Spring winding keeps chart running for eight days. Even when the motor begins to run down, a steady chart speed is maintained. Includes one 1-day gear and one 7-day gear.
354-27460 Battery-Operated, Three-Speed Hygrothermograph:
Select to record temperature and humidity for one, seven or 32 days with the flip of a switch. Lightweight, corrosion-resistant case for indoor or sheltered outdoor use. Quartz-controlled drive mechanism consistently rotates chart drum even when batteries are weak. A flashing LCD indicates the unit is operational.
354-27466 Long-Cycle Hygrothermograph:
Records temperature and humidity on a one- or three-month rotation. Quartz-controlled strip chart drive consistently rotates chart drum even when batteries are weak. This unit features a corrosion-resistant acrylic plastic case with tinted cover for easy viewing.
Image(s) are representative of the product group and not necessarily the individual product.
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Shipping Back to Top
Spectrum Chemical Mfg. Corp. offers a flat fee shipping when items are shipped “directly from Spectrum warehouses” by regular UPS ground within the contiguous United States. There are some additional charges that are item specific. Not included are any expedited or LTL shipments or dIrect shipped items from Spectrum vendors or manufacturers which are charged at published carrier rates.
|Order Sub-Total||Shipping Charge|
|$0 - <$299.99||$19.25|
|$300 - <$499.99||$32.50|
|$500 - <$999.99||$44.75|
|Additional Charge Items||Shipping Charge|
|Hazard Charge - Ground||$33.00 per box|
|Hazard Charge - Air||$46.50 per box|
|Poison Pack Charge (Small)||$15.00 per box|
|Poison Pack Charge (Large)||$25.00 per box|
|Ice Pack Charge (Small)||$10.00 per box|
|Ice Pack Charge (Large)||$15.00 per box|
|Pallet Charge (Wood Pallet)||$25.00 per box|
|Pallet Charge (Plastic Pallet)||$40.00 per box|
|Fuel Surcharge (<$400 subtotal)||$5.85|
|Fuel Surcharge (>$400 subtotal)||$10.55|
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