The Abbeon Cal HTAB-169 Certified Hygrometer and Temperature Indicator is certified to be accurate within ±3% Relative Humidity.
The dial indicates the complete range of 0 to 100% relative humidity. The instrument has been tested at three different positions of the dial at temperatures ranging from 32° to 230°F. The calibration and certification are done under ISO-9001 control.
The bimetallic thermometer on the model HTAB-169 is accurate to ±1% of scale and has a range of -10° to 190°F.
Gradations are 1% Relative Humidity and 2° Fahrenheit.
Can the Abbeon 9-HTAB176 or 9-HTAB-169 Hygrometer be used in an outdoor environment?
The 9-HTAB-176 and 9-HTAB-169 Certified Hygrometer and Temperature indicators are designed to be used indoors.
How do I mount my hydrometer and temperature indicator?
The indicator is a wall mount precision instrument. There are three .125 inch mounting holes on the back flange of the indicator.
Can I use my hydrometer and temperature indicator inside a saturation diving system?
Yes.
How often should I recalibrate my hygrometer?
Yearly.
Where can I get my hygrometer recalibrated?
Amron sends your hygrometer back to the manufacturer for recalibration. There is a cost for this service and there are two recalibration services available.
• In-house recalibration
• National Institute of Standards and Technology (NIST) recalibration
You will need to let us know which recalibration you would like to purchase.
Does the Abbeon Hygrometer and Temperature Indicator come with a certificate?
Yes, a certificate is included with the unit.
If I lose my certificate, can I get another copy?
No. You will need to send the unit back to the manufacturer for recertification.
Amron International Customer Service
We respond to most inquiries within 24 hours, Monday – Friday, excluding holidays.